Niawailng Reservoir, Beihai, Guangxi, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Niawailng Reservoir, Beihai, Guangxi, China
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Aug 2023
70AQILowest AQI recorded on
4th Aug 2023
13AQISame Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Niawailng Reservoir, Beihai, Guangxi, China
AQI
Day
Night
.
6 AM4th Aug 2025
7 PM
5 AM5th Aug 2025
Day time
Avg. Highest Time
10AM4th Aug
63AQI
Avg. Lowest Time
6PM4th Aug
46AQI
Night time
Avg. Highest Time
4AM5th Aug
58AQI
Avg. Lowest Time
12AM5th Aug
54AQI
In the last 24 hours,
Niawailng Reservoir's AQI reached its highest point of 63 at 10 AM during the Day, while the lowest point, 46, was recorded at 6 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Niawailng Reservoir, Beihai, Guangxi, China
JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
6th Jul 2025506 AMAQI
6th Jul 2025517 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025669 AMAQI
6th Jul 20256710 AMAQI
6th Jul 20256811 AMAQI
6th Jul 20256212 PMAQI
6th Jul 2025541 PMAQI
6th Jul 2025572 PMAQI
6th Jul 2025533 PMAQI
6th Jul 2025544 PMAQI
6th Jul 2025465 PMAQI
6th Jul 2025506 PMAQI
6th Jul 2025447 PMAQI
6th Jul 2025528 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255410 PMAQI
6th Jul 20255611 PMAQI
7th Jul 20255412 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025512 AMAQI
7th Jul 2025513 AMAQI
7th Jul 2025534 AMAQI
7th Jul 2025535 AMAQI
30°C29/31°C
7th Jul 2025536 AMAQI
7th Jul 2025537 AMAQI
7th Jul 2025468 AMAQI
7th Jul 2025489 AMAQI
7th Jul 20254310 AMAQI
7th Jul 20255511 AMAQI
7th Jul 20255512 PMAQI
7th Jul 2025481 PMAQI
7th Jul 2025442 PMAQI
7th Jul 2025483 PMAQI
7th Jul 2025444 PMAQI
7th Jul 2025445 PMAQI
7th Jul 2025446 PMAQI
7th Jul 2025467 PMAQI
7th Jul 2025538 PMAQI
7th Jul 2025539 PMAQI
7th Jul 20255310 PMAQI
7th Jul 20255311 PMAQI
8th Jul 20255312 AMAQI
8th Jul 2025531 AMAQI
8th Jul 2025532 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025534 AMAQI
8th Jul 2025545 AMAQI
29°C28/30°C
8th Jul 2025536 AMAQI
8th Jul 2025537 AMAQI
8th Jul 2025558 AMAQI
8th Jul 2025549 AMAQI
8th Jul 20254510 AMAQI
8th Jul 20254611 AMAQI
8th Jul 20254412 PMAQI
8th Jul 2025431 PMAQI
8th Jul 2025422 PMAQI
8th Jul 2025393 PMAQI
8th Jul 2025384 PMAQI
8th Jul 2025395 PMAQI
8th Jul 2025446 PMAQI
8th Jul 2025507 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025539 PMAQI
8th Jul 20255410 PMAQI
8th Jul 20255611 PMAQI
9th Jul 20255512 AMAQI
9th Jul 2025541 AMAQI
9th Jul 2025542 AMAQI
9th Jul 2025533 AMAQI
9th Jul 2025534 AMAQI
9th Jul 2025535 AMAQI
29°C28/31°C
9th Jul 2025536 AMAQI
9th Jul 2025537 AMAQI
9th Jul 2025568 AMAQI
9th Jul 2025629 AMAQI
9th Jul 20255810 AMAQI
9th Jul 20255611 AMAQI
9th Jul 20256012 PMAQI
9th Jul 2025601 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025563 PMAQI
9th Jul 2025524 PMAQI
9th Jul 2025535 PMAQI
9th Jul 2025526 PMAQI
9th Jul 2025557 PMAQI
9th Jul 2025568 PMAQI
9th Jul 2025539 PMAQI
9th Jul 20255410 PMAQI
9th Jul 20255311 PMAQI
10th Jul 20255412 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025543 AMAQI
10th Jul 2025544 AMAQI
10th Jul 2025545 AMAQI
30°C29/32°C
10th Jul 2025546 AMAQI
10th Jul 2025547 AMAQI
10th Jul 2025508 AMAQI
10th Jul 2025499 AMAQI
10th Jul 20254610 AMAQI
10th Jul 20255111 AMAQI
10th Jul 20255812 PMAQI
10th Jul 2025581 PMAQI
10th Jul 2025622 PMAQI
10th Jul 2025593 PMAQI
10th Jul 2025574 PMAQI
10th Jul 2025625 PMAQI
10th Jul 2025656 PMAQI
10th Jul 2025647 PMAQI
10th Jul 2025588 PMAQI
10th Jul 2025569 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255411 PMAQI
11th Jul 20255412 AMAQI
11th Jul 2025541 AMAQI
11th Jul 2025542 AMAQI
11th Jul 2025543 AMAQI
11th Jul 2025544 AMAQI
11th Jul 2025545 AMAQI
30°C29/32°C
11th Jul 2025546 AMAQI
11th Jul 2025547 AMAQI
11th Jul 2025508 AMAQI
11th Jul 2025549 AMAQI
11th Jul 20255610 AMAQI
11th Jul 20256311 AMAQI
11th Jul 20255612 PMAQI
11th Jul 2025521 PMAQI
11th Jul 2025522 PMAQI
11th Jul 2025523 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025525 PMAQI
11th Jul 2025456 PMAQI
11th Jul 2025507 PMAQI
11th Jul 2025548 PMAQI
11th Jul 2025549 PMAQI
11th Jul 20255310 PMAQI
11th Jul 20255311 PMAQI
12th Jul 20255312 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025542 AMAQI
12th Jul 2025553 AMAQI
12th Jul 2025554 AMAQI
12th Jul 2025555 AMAQI
29°C27/29°C
12th Jul 2025556 AMAQI
12th Jul 2025557 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025529 AMAQI
12th Jul 20255710 AMAQI
12th Jul 20256011 AMAQI
12th Jul 20255812 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025552 PMAQI
12th Jul 2025533 PMAQI
12th Jul 2025574 PMAQI
12th Jul 2025575 PMAQI
12th Jul 2025566 PMAQI
12th Jul 2025577 PMAQI
12th Jul 2025548 PMAQI
12th Jul 2025549 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255411 PMAQI
13th Jul 20255412 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025553 AMAQI
13th Jul 2025544 AMAQI
13th Jul 2025545 AMAQI
29°C27/30°C
13th Jul 2025546 AMAQI
13th Jul 2025547 AMAQI
13th Jul 2025578 AMAQI
13th Jul 2025559 AMAQI
13th Jul 20255610 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025451 PMAQI
13th Jul 2025392 PMAQI
13th Jul 2025513 PMAQI
13th Jul 2025524 PMAQI
13th Jul 2025455 PMAQI
13th Jul 2025506 PMAQI
13th Jul 2025527 PMAQI
13th Jul 2025548 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255310 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025552 AMAQI
14th Jul 2025543 AMAQI
14th Jul 2025544 AMAQI
14th Jul 2025545 AMAQI
29°C27/30°C
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025558 AMAQI
14th Jul 2025569 AMAQI
14th Jul 20255610 AMAQI
14th Jul 20255511 AMAQI
14th Jul 20255412 PMAQI
14th Jul 2025531 PMAQI
14th Jul 2025522 PMAQI
14th Jul 2025433 PMAQI
14th Jul 2025444 PMAQI
14th Jul 2025425 PMAQI
14th Jul 2025416 PMAQI
14th Jul 2025457 PMAQI
14th Jul 2025528 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255410 PMAQI
14th Jul 20255411 PMAQI
15th Jul 20255312 AMAQI
15th Jul 2025541 AMAQI
15th Jul 2025542 AMAQI
15th Jul 2025543 AMAQI
15th Jul 2025544 AMAQI
15th Jul 2025545 AMAQI
30°C29/31°C
15th Jul 2025546 AMAQI
15th Jul 2025547 AMAQI
15th Jul 2025548 AMAQI
15th Jul 2025539 AMAQI
15th Jul 20254410 AMAQI
15th Jul 20254611 AMAQI
15th Jul 20253712 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025412 PMAQI
15th Jul 2025363 PMAQI
15th Jul 2025494 PMAQI
15th Jul 2025525 PMAQI
15th Jul 2025476 PMAQI
15th Jul 2025517 PMAQI
15th Jul 2025548 PMAQI
15th Jul 2025539 PMAQI
15th Jul 20255410 PMAQI
15th Jul 20255411 PMAQI
16th Jul 20255412 AMAQI
16th Jul 2025541 AMAQI
16th Jul 2025542 AMAQI
16th Jul 2025543 AMAQI
16th Jul 2025534 AMAQI
16th Jul 2025535 AMAQI
30°C29/31°C
16th Jul 2025536 AMAQI
16th Jul 2025537 AMAQI
16th Jul 2025548 AMAQI
16th Jul 2025579 AMAQI
16th Jul 20255610 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20255412 PMAQI
16th Jul 2025541 PMAQI
16th Jul 2025542 PMAQI
16th Jul 2025553 PMAQI
16th Jul 2025574 PMAQI
16th Jul 2025535 PMAQI
16th Jul 2025576 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025568 PMAQI
16th Jul 2025549 PMAQI
16th Jul 20255510 PMAQI
16th Jul 20255511 PMAQI
17th Jul 20255512 AMAQI
17th Jul 2025541 AMAQI
17th Jul 2025542 AMAQI
17th Jul 2025533 AMAQI
17th Jul 2025534 AMAQI
17th Jul 2025535 AMAQI
30°C29/31°C
17th Jul 2025536 AMAQI
17th Jul 2025537 AMAQI
17th Jul 2025538 AMAQI
17th Jul 2025529 AMAQI
17th Jul 20254610 AMAQI
17th Jul 20253811 AMAQI
17th Jul 20254012 PMAQI
17th Jul 2025421 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025393 PMAQI
17th Jul 2025424 PMAQI
17th Jul 2025465 PMAQI
17th Jul 2025486 PMAQI
17th Jul 2025537 PMAQI
17th Jul 2025548 PMAQI
17th Jul 2025559 PMAQI
17th Jul 20255410 PMAQI
17th Jul 20255311 PMAQI
18th Jul 20255212 AMAQI
18th Jul 2025541 AMAQI
18th Jul 2025542 AMAQI
18th Jul 2025533 AMAQI
18th Jul 2025534 AMAQI
18th Jul 2025525 AMAQI
30°C29/31°C
18th Jul 2025526 AMAQI
18th Jul 2025527 AMAQI
18th Jul 2025548 AMAQI
18th Jul 2025549 AMAQI
18th Jul 20255410 AMAQI
18th Jul 20254511 AMAQI
18th Jul 20255212 PMAQI
18th Jul 2025521 PMAQI
18th Jul 2025502 PMAQI
18th Jul 2025553 PMAQI
18th Jul 2025564 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025566 PMAQI
18th Jul 2025547 PMAQI
18th Jul 2025558 PMAQI
18th Jul 2025539 PMAQI
18th Jul 20255710 PMAQI
18th Jul 20255411 PMAQI
19th Jul 20255212 AMAQI
19th Jul 2025521 AMAQI
19th Jul 2025522 AMAQI
19th Jul 2025523 AMAQI
19th Jul 2025534 AMAQI
19th Jul 2025525 AMAQI
30°C29/31°C
19th Jul 2025526 AMAQI
19th Jul 2025537 AMAQI
19th Jul 2025548 AMAQI
19th Jul 2025589 AMAQI
19th Jul 20256310 AMAQI
19th Jul 20256811 AMAQI
19th Jul 20257312 PMAQI
19th Jul 2025761 PMAQI
19th Jul 2025612 PMAQI
19th Jul 2025543 PMAQI
19th Jul 2025514 PMAQI
19th Jul 2025505 PMAQI
19th Jul 2025526 PMAQI
19th Jul 2025567 PMAQI
19th Jul 2025558 PMAQI
19th Jul 2025539 PMAQI
19th Jul 20255210 PMAQI
19th Jul 20255211 PMAQI
20th Jul 20255312 AMAQI
20th Jul 2025531 AMAQI
20th Jul 2025532 AMAQI
20th Jul 2025543 AMAQI
20th Jul 2025554 AMAQI
20th Jul 2025555 AMAQI
31°C30/34°C
20th Jul 2025556 AMAQI
20th Jul 2025557 AMAQI
20th Jul 2025428 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20254110 AMAQI
20th Jul 20254411 AMAQI
20th Jul 20255612 PMAQI
20th Jul 2025591 PMAQI
20th Jul 2025582 PMAQI
20th Jul 2025603 PMAQI
20th Jul 2025604 PMAQI
20th Jul 2025605 PMAQI
20th Jul 2025616 PMAQI
20th Jul 2025587 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025569 PMAQI
20th Jul 20255610 PMAQI
20th Jul 20255511 PMAQI
21st Jul 20255412 AMAQI
21st Jul 2025551 AMAQI
21st Jul 2025552 AMAQI
21st Jul 2025543 AMAQI
21st Jul 2025544 AMAQI
21st Jul 2025545 AMAQI
28°C26/29°C
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025428 AMAQI
21st Jul 2025299 AMAQI
21st Jul 20252810 AMAQI
21st Jul 20252311 AMAQI
21st Jul 20253412 PMAQI
21st Jul 2025331 PMAQI
21st Jul 2025312 PMAQI
21st Jul 2025303 PMAQI
21st Jul 2025284 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025306 PMAQI
21st Jul 2025457 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025529 PMAQI
21st Jul 20255210 PMAQI
21st Jul 20255011 PMAQI
22nd Jul 20255012 AMAQI
22nd Jul 2025551 AMAQI
22nd Jul 2025542 AMAQI
22nd Jul 2025543 AMAQI
22nd Jul 2025544 AMAQI
22nd Jul 2025535 AMAQI
28°C26/29°C
22nd Jul 2025536 AMAQI
22nd Jul 2025537 AMAQI
22nd Jul 2025268 AMAQI
22nd Jul 2025269 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253411 AMAQI
22nd Jul 20254112 PMAQI
22nd Jul 2025391 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025423 PMAQI
22nd Jul 2025394 PMAQI
22nd Jul 2025315 PMAQI
22nd Jul 2025366 PMAQI
22nd Jul 2025447 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255010 PMAQI
22nd Jul 20255011 PMAQI
23rd Jul 20255112 AMAQI
23rd Jul 2025521 AMAQI
23rd Jul 2025532 AMAQI
23rd Jul 2025523 AMAQI
23rd Jul 2025524 AMAQI
23rd Jul 2025525 AMAQI
28°C28/29°C
23rd Jul 2025526 AMAQI
23rd Jul 2025527 AMAQI
23rd Jul 2025368 AMAQI
23rd Jul 2025309 AMAQI
23rd Jul 20253010 AMAQI
23rd Jul 20253311 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025361 PMAQI
23rd Jul 2025382 PMAQI
23rd Jul 2025383 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025405 PMAQI
23rd Jul 2025426 PMAQI
23rd Jul 2025467 PMAQI
23rd Jul 2025488 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20254610 PMAQI
23rd Jul 20254511 PMAQI
24th Jul 20254412 AMAQI
24th Jul 2025441 AMAQI
24th Jul 2025482 AMAQI
24th Jul 2025523 AMAQI
24th Jul 2025504 AMAQI
24th Jul 2025505 AMAQI
29°C28/30°C
24th Jul 2025506 AMAQI
24th Jul 2025517 AMAQI
24th Jul 2025538 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20255310 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025531 PMAQI
24th Jul 2025462 PMAQI
24th Jul 2025513 PMAQI
24th Jul 2025394 PMAQI
24th Jul 2025505 PMAQI
24th Jul 2025376 PMAQI
24th Jul 2025467 PMAQI
24th Jul 2025498 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025491 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025493 AMAQI
25th Jul 2025514 AMAQI
25th Jul 2025515 AMAQI
29°C27/31°C
25th Jul 2025516 AMAQI
25th Jul 2025517 AMAQI
25th Jul 2025618 AMAQI
25th Jul 2025599 AMAQI
25th Jul 20256210 AMAQI
25th Jul 20255711 AMAQI
25th Jul 20255512 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025503 PMAQI
25th Jul 2025514 PMAQI
25th Jul 2025455 PMAQI
25th Jul 2025566 PMAQI
25th Jul 2025557 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20255211 PMAQI
26th Jul 20255012 AMAQI
26th Jul 2025501 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025513 AMAQI
26th Jul 2025524 AMAQI
26th Jul 2025525 AMAQI
29°C27/30°C
26th Jul 2025526 AMAQI
26th Jul 2025527 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025609 AMAQI
26th Jul 20256110 AMAQI
26th Jul 20256111 AMAQI
26th Jul 20255812 PMAQI
26th Jul 2025631 PMAQI
26th Jul 2025592 PMAQI
26th Jul 2025643 PMAQI
26th Jul 2025584 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025506 PMAQI
26th Jul 2025527 PMAQI
26th Jul 2025518 PMAQI
26th Jul 2025539 PMAQI
26th Jul 20255410 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025534 AMAQI
27th Jul 2025535 AMAQI
30°C28/31°C
27th Jul 2025536 AMAQI
27th Jul 2025537 AMAQI
27th Jul 2025538 AMAQI
27th Jul 2025609 AMAQI
27th Jul 20256410 AMAQI
27th Jul 20255711 AMAQI
27th Jul 20255312 PMAQI
27th Jul 2025481 PMAQI
27th Jul 2025482 PMAQI
27th Jul 2025533 PMAQI
27th Jul 2025444 PMAQI
27th Jul 2025465 PMAQI
27th Jul 2025526 PMAQI
27th Jul 2025547 PMAQI
27th Jul 2025528 PMAQI
27th Jul 2025539 PMAQI
27th Jul 20255310 PMAQI
27th Jul 20255111 PMAQI
28th Jul 20255112 AMAQI
28th Jul 2025521 AMAQI
28th Jul 2025522 AMAQI
28th Jul 2025523 AMAQI
28th Jul 2025534 AMAQI
28th Jul 2025535 AMAQI
30°C29/31°C
28th Jul 2025536 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025538 AMAQI
28th Jul 2025539 AMAQI
28th Jul 20255410 AMAQI
28th Jul 20254811 AMAQI
28th Jul 20254712 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025562 PMAQI
28th Jul 2025493 PMAQI
28th Jul 2025484 PMAQI
28th Jul 2025435 PMAQI
28th Jul 2025416 PMAQI
28th Jul 2025447 PMAQI
28th Jul 2025528 PMAQI
28th Jul 2025529 PMAQI
28th Jul 20255210 PMAQI
28th Jul 20255011 PMAQI
29th Jul 20255212 AMAQI
29th Jul 2025501 AMAQI
29th Jul 2025532 AMAQI
29th Jul 2025533 AMAQI
29th Jul 2025534 AMAQI
29th Jul 2025535 AMAQI
30°C29/30°C
29th Jul 2025536 AMAQI
29th Jul 2025537 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025489 AMAQI
29th Jul 20255210 AMAQI
29th Jul 20255211 AMAQI
29th Jul 20255612 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025642 PMAQI
29th Jul 2025673 PMAQI
29th Jul 2025684 PMAQI
29th Jul 2025665 PMAQI
29th Jul 2025626 PMAQI
29th Jul 2025557 PMAQI
29th Jul 2025568 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255610 PMAQI
29th Jul 20255411 PMAQI
30th Jul 20255312 AMAQI
30th Jul 2025521 AMAQI
30th Jul 2025522 AMAQI
30th Jul 2025523 AMAQI
30th Jul 2025534 AMAQI
30th Jul 2025535 AMAQI
30°C29/31°C
30th Jul 2025536 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025528 AMAQI
30th Jul 2025479 AMAQI
30th Jul 20254510 AMAQI
30th Jul 20254711 AMAQI
30th Jul 20255212 PMAQI
30th Jul 2025531 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025573 PMAQI
30th Jul 2025544 PMAQI
30th Jul 2025525 PMAQI
30th Jul 2025526 PMAQI
30th Jul 2025577 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255611 PMAQI
31st Jul 20255312 AMAQI
31st Jul 2025531 AMAQI
31st Jul 2025532 AMAQI
31st Jul 2025523 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025525 AMAQI
30°C29/31°C
31st Jul 2025526 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255610 AMAQI
31st Jul 20255611 AMAQI
31st Jul 20255612 PMAQI
31st Jul 2025561 PMAQI
31st Jul 2025562 PMAQI
31st Jul 2025603 PMAQI
31st Jul 2025604 PMAQI
31st Jul 2025555 PMAQI
31st Jul 2025586 PMAQI
31st Jul 2025567 PMAQI
31st Jul 2025568 PMAQI
31st Jul 2025589 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20256111 PMAQI
1st Aug 20255812 AMAQI
1st Aug 2025591 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025553 AMAQI
1st Aug 2025564 AMAQI
1st Aug 2025555 AMAQI
30°C29/31°C
1st Aug 2025586 AMAQI
1st Aug 2025567 AMAQI
1st Aug 2025588 AMAQI
1st Aug 2025599 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20255511 AMAQI
1st Aug 20255512 PMAQI
1st Aug 2025451 PMAQI
1st Aug 2025392 PMAQI
1st Aug 2025403 PMAQI
1st Aug 2025474 PMAQI
1st Aug 2025375 PMAQI
1st Aug 2025456 PMAQI
1st Aug 2025447 PMAQI
1st Aug 2025528 PMAQI
1st Aug 2025539 PMAQI
1st Aug 20255510 PMAQI
1st Aug 20255511 PMAQI
2nd Aug 20255512 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025573 AMAQI
2nd Aug 2025564 AMAQI
2nd Aug 2025565 AMAQI
29°C28/30°C
2nd Aug 2025566 AMAQI
2nd Aug 2025567 AMAQI
2nd Aug 2025478 AMAQI
2nd Aug 2025499 AMAQI
2nd Aug 20254410 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20254612 PMAQI
2nd Aug 2025441 PMAQI
2nd Aug 2025452 PMAQI
2nd Aug 2025503 PMAQI
2nd Aug 2025524 PMAQI
2nd Aug 2025565 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025577 PMAQI
2nd Aug 2025568 PMAQI
2nd Aug 2025579 PMAQI
2nd Aug 20255710 PMAQI
2nd Aug 20255611 PMAQI
3rd Aug 20255412 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025562 AMAQI
3rd Aug 2025563 AMAQI
3rd Aug 2025564 AMAQI
3rd Aug 2025565 AMAQI
29°C28/30°C
3rd Aug 2025566 AMAQI
3rd Aug 2025567 AMAQI
3rd Aug 2025538 AMAQI
3rd Aug 2025569 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256811 AMAQI
3rd Aug 20256812 PMAQI
3rd Aug 2025651 PMAQI
3rd Aug 2025572 PMAQI
3rd Aug 2025553 PMAQI
3rd Aug 2025474 PMAQI
3rd Aug 2025535 PMAQI
3rd Aug 2025466 PMAQI
3rd Aug 2025487 PMAQI
3rd Aug 2025568 PMAQI
3rd Aug 2025589 PMAQI
3rd Aug 20255810 PMAQI
3rd Aug 20255811 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025561 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025573 AMAQI
4th Aug 2025564 AMAQI
4th Aug 2025565 AMAQI
30°C29/30°C
4th Aug 2025576 AMAQI
4th Aug 2025577 AMAQI
4th Aug 2025588 AMAQI
4th Aug 2025589 AMAQI
4th Aug 20256310 AMAQI
4th Aug 20255711 AMAQI
4th Aug 20255712 PMAQI
4th Aug 2025571 PMAQI
4th Aug 2025572 PMAQI
4th Aug 2025563 PMAQI
4th Aug 2025534 PMAQI
4th Aug 2025495 PMAQI
4th Aug 2025466 PMAQI
4th Aug 2025527 PMAQI
4th Aug 2025558 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255710 PMAQI
4th Aug 20255611 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025571 AMAQI
5th Aug 2025562 AMAQI
5th Aug 2025573 AMAQI
5th Aug 2025584 AMAQI
5th Aug 2025585 AMAQI
30°C30/30°C
5th Aug 2025586 AMAQI
6 AM5th Aug 2025577 AMAQI
5th Aug 2025598 AMAQI
5th Aug 2025429 AMAQI
5th Aug 20255410 AMAQI
5th Aug 20255411 AMAQI
5th Aug 20255312 PMAQI
12 PM5th Aug 2025521 PMAQI
5th Aug 2025412 PMAQI
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 7 AM
54AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 AM - 7 PM
51AQI
12 hours / Day
360 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 7 AM (Avg. 54), while the lowest AQI was between 8 AM to 7 PM (Avg. 51).
Night time
Avg. Highest Time
12 AM - 11 PM
54AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
12 AM - 11 PM
54AQI
10 hours / Day
300 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 54), while the lowest AQI was between 12 AM to 11 PM (Avg. 54).
2025 Days Vs Air Quality
Niawailng Reservoir, Beihai, Guangxi, China
2025
18%
39
60%
129
18%
39
4%
9
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Good
39 DaysModerate
129 DaysPoor
39 DaysUnhealthy
9 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 18%
Health Risk Level:
Extreme
In 2025, 18% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Niawailng Reservoir, Beihai, Guangxi, China
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st January 2025
159AQI
159AQI
2nd January 2025
155AQI
155AQI
3rd January 2025
151AQI
151AQI
4th January 2025
148AQI
148AQI
5th January 2025
156AQI
156AQI
6th January 2025
157AQI
157AQI
7th January 2025
150AQI
150AQI
8th January 2025
159AQI
159AQI
9th January 2025
153AQI
153AQI
10th January 2025
114AQI
114AQI
11th January 2025
112AQI
112AQI
12th January 2025
109AQI
109AQI
13th January 2025
109AQI
109AQI
14th January 2025
131AQI
131AQI
15th January 2025
119AQI
119AQI
16th January 2025
135AQI
135AQI
17th January 2025
135AQI
135AQI
18th January 2025
141AQI
141AQI
19th January 2025
150AQI
150AQI
20th January 2025
164AQI
164AQI
21st January 2025
149AQI
149AQI
22nd January 2025
143AQI
143AQI
23rd January 2025
138AQI
138AQI
24th January 2025
108AQI
108AQI
25th January 2025
98AQI
98AQI
26th January 2025
63AQI
63AQI
27th January 2025
79AQI
79AQI
28th January 2025
90AQI
90AQI
29th January 2025
137AQI
137AQI
30th January 2025
97AQI
97AQI
31st January 2025
99AQI
99AQI
1st February 2025
87AQI
87AQI
2nd February 2025
101AQI
101AQI
3rd February 2025
59AQI
59AQI
4th February 2025
78AQI
78AQI
5th February 2025
103AQI
103AQI
6th February 2025
89AQI
89AQI
7th February 2025
66AQI
66AQI
8th February 2025
87AQI
87AQI
9th February 2025
90AQI
90AQI
10th February 2025
122AQI
122AQI
11th February 2025
110AQI
110AQI
12th February 2025
107AQI
107AQI
13th February 2025
110AQI
110AQI
14th February 2025
105AQI
105AQI
15th February 2025
105AQI
105AQI
16th February 2025
87AQI
87AQI
17th February 2025
115AQI
115AQI
18th February 2025
86AQI
86AQI
19th February 2025
100AQI
100AQI
20th February 2025
87AQI
87AQI
21st February 2025
101AQI
101AQI
22nd February 2025
108AQI
108AQI
23rd February 2025
65AQI
65AQI
24th February 2025
86AQI
86AQI
25th February 2025
126AQI
126AQI
26th February 2025
81AQI
81AQI
27th February 2025
107AQI
107AQI
28th February 2025
74AQI
74AQI
1st March 2025
78AQI
78AQI
2nd March 2025
64AQI
64AQI
3rd March 2025
73AQI
73AQI
4th March 2025
70AQI
70AQI
5th March 2025
76AQI
76AQI
6th March 2025
56AQI
56AQI
7th March 2025
69AQI
69AQI
8th March 2025
68AQI
68AQI
9th March 2025
73AQI
73AQI
10th March 2025
85AQI
85AQI
11th March 2025
74AQI
74AQI
12th March 2025
74AQI
74AQI
13th March 2025
67AQI
67AQI
14th March 2025
61AQI
61AQI
15th March 2025
63AQI
63AQI
16th March 2025
60AQI
60AQI
17th March 2025
76AQI
76AQI
18th March 2025
79AQI
79AQI
19th March 2025
80AQI
80AQI
20th March 2025
94AQI
94AQI
21st March 2025
100AQI
100AQI
22nd March 2025
101AQI
101AQI
23rd March 2025
93AQI
93AQI
24th March 2025
100AQI
100AQI
25th March 2025
85AQI
85AQI
26th March 2025
77AQI
77AQI
27th March 2025
77AQI
77AQI
28th March 2025
94AQI
94AQI
29th March 2025
58AQI
58AQI
30th March 2025
54AQI
54AQI
31st March 2025
62AQI
62AQI
1st April 2025
69AQI
69AQI
2nd April 2025
81AQI
81AQI
3rd April 2025
87AQI
87AQI
4th April 2025
79AQI
79AQI
5th April 2025
115AQI
115AQI
6th April 2025
103AQI
103AQI
7th April 2025
118AQI
118AQI
8th April 2025
90AQI
90AQI
9th April 2025
84AQI
84AQI
10th April 2025
82AQI
82AQI
11th April 2025
77AQI
77AQI
12th April 2025
79AQI
79AQI
13th April 2025
126AQI
126AQI
14th April 2025
141AQI
141AQI
15th April 2025
151AQI
151AQI
16th April 2025
145AQI
145AQI
17th April 2025
123AQI
123AQI
18th April 2025
109AQI
109AQI
19th April 2025
89AQI
89AQI
20th April 2025
75AQI
75AQI
21st April 2025
71AQI
71AQI
22nd April 2025
66AQI
66AQI
23rd April 2025
66AQI
66AQI
24th April 2025
77AQI
77AQI
25th April 2025
61AQI
61AQI
26th April 2025
70AQI
70AQI
27th April 2025
57AQI
57AQI
28th April 2025
64AQI
64AQI
29th April 2025
69AQI
69AQI
30th April 2025
70AQI
70AQI
1st May 2025
67AQI
67AQI
2nd May 2025
69AQI
69AQI
3rd May 2025
62AQI
62AQI
4th May 2025
61AQI
61AQI
5th May 2025
58AQI
58AQI
6th May 2025
62AQI
62AQI
7th May 2025
60AQI
60AQI
8th May 2025
56AQI
56AQI
9th May 2025
53AQI
53AQI
10th May 2025
56AQI
56AQI
11th May 2025
62AQI
62AQI
12th May 2025
66AQI
66AQI
13th May 2025
66AQI
66AQI
14th May 2025
60AQI
60AQI
15th May 2025
47AQI
47AQI
16th May 2025
39AQI
39AQI
17th May 2025
49AQI
49AQI
18th May 2025
49AQI
49AQI
19th May 2025
52AQI
52AQI
20th May 2025
50AQI
50AQI
21st May 2025
50AQI
50AQI
22nd May 2025
48AQI
48AQI
23rd May 2025
48AQI
48AQI
24th May 2025
45AQI
45AQI
25th May 2025
57AQI
57AQI
26th May 2025
72AQI
72AQI
27th May 2025
78AQI
78AQI
28th May 2025
65AQI
65AQI
29th May 2025
60AQI
60AQI
30th May 2025
57AQI
57AQI
31st May 2025
52AQI
52AQI
1st June 2025
53AQI
53AQI
2nd June 2025
55AQI
55AQI
3rd June 2025
54AQI
54AQI
4th June 2025
59AQI
59AQI
5th June 2025
57AQI
57AQI
6th June 2025
52AQI
52AQI
7th June 2025
49AQI
49AQI
8th June 2025
50AQI
50AQI
9th June 2025
53AQI
53AQI
10th June 2025
55AQI
55AQI
11th June 2025
53AQI
53AQI
12th June 2025
48AQI
48AQI
13th June 2025
43AQI
43AQI
14th June 2025
39AQI
39AQI
15th June 2025
48AQI
48AQI
16th June 2025
47AQI
47AQI
17th June 2025
48AQI
48AQI
18th June 2025
48AQI
48AQI
19th June 2025
49AQI
49AQI
20th June 2025
47AQI
47AQI
21st June 2025
47AQI
47AQI
22nd June 2025
46AQI
46AQI
23rd June 2025
44AQI
44AQI
24th June 2025
45AQI
45AQI
25th June 2025
42AQI
42AQI
26th June 2025
50AQI
50AQI
27th June 2025
43AQI
43AQI
28th June 2025
38AQI
38AQI
29th June 2025
40AQI
40AQI
30th June 2025
37AQI
37AQI
1st July 2025
38AQI
38AQI
2nd July 2025
37AQI
37AQI
3rd July 2025
37AQI
37AQI
4th July 2025
47AQI
47AQI
5th July 2025
52AQI
52AQI
6th July 2025
53AQI
53AQI
7th July 2025
51AQI
51AQI
8th July 2025
50AQI
50AQI
9th July 2025
55AQI
55AQI
10th July 2025
56AQI
56AQI
11th July 2025
53AQI
53AQI
12th July 2025
55AQI
55AQI
13th July 2025
53AQI
53AQI
14th July 2025
52AQI
52AQI
15th July 2025
51AQI
51AQI
16th July 2025
54AQI
54AQI
17th July 2025
51AQI
51AQI
18th July 2025
53AQI
53AQI
19th July 2025
55AQI
55AQI
20th July 2025
54AQI
54AQI
21st July 2025
46AQI
46AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
46AQI
46AQI
24th July 2025
48AQI
48AQI
25th July 2025
53AQI
53AQI
26th July 2025
54AQI
54AQI
27th July 2025
52AQI
52AQI
28th July 2025
51AQI
51AQI
29th July 2025
55AQI
55AQI
30th July 2025
53AQI
53AQI
31st July 2025
55AQI
55AQI
1st August 2025
55AQI
55AQI
2nd August 2025
54AQI
54AQI
3rd August 2025
56AQI
56AQI
4th August 2025
57AQI
57AQI
129AQI
94AQI
76AQI
90AQI
57AQI
48AQI
51AQI
56AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202577AQI
6
17
8
15
13
30
1
21
8
1
9
22
21
9
9
22
4
39
129
39
9
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
June48AQI
202470AQI
2
12
11
1
1
1
1
1
3
7
5
27
3
30
1
28
3
10
19
2
22
7
16
14
14
9
8
108
100
41
9
Highest AQI recorded in
December118AQI
Lowest AQI recorded in
July33AQI
202362AQI
4
4
13
3
16
9
6
20
4
1
5
25
16
15
26
4
29
2
30
1
23
7
3
7
5
11
9
1
16
13
151
128
48
1
Highest AQI recorded in
January100AQI
Lowest AQI recorded in
August28AQI
202273AQI
2
10
10
8
6
9
4
2
18
11
2
5
21
4
12
16
3
20
10
19
4
2
1
8
5
4
11
1
71
107
38
12
Highest AQI recorded in
January111AQI
Lowest AQI recorded in
August41AQI
202189AQI
3
10
8
5
15
14
11
16
4
2
19
9
7
22
2
33
59
45
10
Highest AQI recorded in
January137AQI
Lowest AQI recorded in
August39AQI
202069AQI
13
3
15
3
5
13
18
12
27
4
25
6
20
8
2
5
18
8
1
10
17
2
11
16
4
104
110
46
6
Highest AQI recorded in
December112AQI
Lowest AQI recorded in
July40AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
89AQILeast Polluted Year Recorded
2023(Avg.)
62AQINiawailng Reservoir's annual 2025 AQI (77) shows an average percentage change of 8.1% (worsened AQI) compared to previous years: 2020 (69), 2021 (89), 2022 (73), 2023 (62), 2024 (70).
