Country Background

Portsmouth, New Hampshire, United States 历史空气质量分析

深入了解详细的空气质量数据,包括历史数据、月度模式和年度趋势,尽在掌握!

良好
050
适中
100
150
不健康
200
严重
300
危险
301+

十月空气质量分析

Portsmouth, New Hampshire, United States

2021
2022
2023
2024
2025
AQI
.
天数

AQI趋势:最高与最低

最高AQI记录于
1st Oct 2023
124AQI
最低AQI记录于
2nd Oct 2025
7AQI


同日分析(20th October ):
在过去5年的这一天,AQI差异显著:2025年排名为3rd 最高,AQI为22,属于良好空气质量,比2024和2021年有所改善。

下载2024年度数据

全球空气质量报告

Globe

日夜AQI趋势:20th Oct - 21st Oct 2025

Portsmouth, New Hampshire, United States

AQI
夜晚
.

6 AM20th Oct 2025

6 PM

5 AM21st Oct 2025

白天时间
平均最高时间
11AM20th Oct

79AQI

平均最低时间
7AM20th Oct

13AQI

夜晚时间
平均最高时间
6PM20th Oct

33AQI

平均最低时间
6AM20th Oct

12AQI

在过去的24小时内,

Portsmouth的AQI最高点为79,出现在的11 AM;最低点为12,出现在夜晚的6 AM。

日夜AQI趋势:Sep - Oct 2025

Portsmouth, New Hampshire, United States

SepOct
21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
夜晚
21st Sep 2025266 AMAQI
21st Sep 2025247 AMAQI
21st Sep 2025268 AMAQI
21st Sep 2025229 AMAQI
21st Sep 20252210 AMAQI
21st Sep 20252211 AMAQI
21st Sep 20252212 PMAQI
21st Sep 2025221 PMAQI
21st Sep 2025222 PMAQI
21st Sep 2025223 PMAQI
21st Sep 2025224 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025196 PMAQI
21st Sep 2025227 PMAQI
21st Sep 2025218 PMAQI
21st Sep 2025209 PMAQI
21st Sep 20251910 PMAQI
21st Sep 20252011 PMAQI
22nd Sep 20252212 AMAQI
22nd Sep 2025161 AMAQI
22nd Sep 2025162 AMAQI
22nd Sep 2025163 AMAQI
22nd Sep 2025164 AMAQI
22nd Sep 2025175 AMAQI

13°C6/20°C

22nd Sep 2025186 AMAQI
22nd Sep 2025187 AMAQI
22nd Sep 2025218 AMAQI
22nd Sep 2025239 AMAQI
22nd Sep 20252110 AMAQI
22nd Sep 20251911 AMAQI
22nd Sep 20251812 PMAQI
22nd Sep 2025191 PMAQI
22nd Sep 2025182 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025194 PMAQI
22nd Sep 2025185 PMAQI
22nd Sep 2025186 PMAQI
22nd Sep 2025187 PMAQI
22nd Sep 2025198 PMAQI
22nd Sep 2025189 PMAQI
22nd Sep 20251810 PMAQI
22nd Sep 20251811 PMAQI
23rd Sep 20252012 AMAQI
23rd Sep 2025201 AMAQI
23rd Sep 2025202 AMAQI
23rd Sep 2025223 AMAQI
23rd Sep 2025204 AMAQI
23rd Sep 2025215 AMAQI

15°C6/23°C

23rd Sep 2025216 AMAQI
23rd Sep 2025227 AMAQI
23rd Sep 2025228 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252310 AMAQI
23rd Sep 20252511 AMAQI
23rd Sep 20252812 PMAQI
23rd Sep 2025301 PMAQI
23rd Sep 2025302 PMAQI
23rd Sep 2025303 PMAQI
23rd Sep 2025324 PMAQI
23rd Sep 2025305 PMAQI
23rd Sep 2025316 PMAQI
23rd Sep 2025257 PMAQI
23rd Sep 2025268 PMAQI
23rd Sep 2025289 PMAQI
23rd Sep 20253010 PMAQI
23rd Sep 20252911 PMAQI
24th Sep 20252912 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025302 AMAQI
24th Sep 2025283 AMAQI
24th Sep 2025304 AMAQI
24th Sep 2025305 AMAQI

19°C13/30°C

24th Sep 2025316 AMAQI
24th Sep 2025307 AMAQI
24th Sep 2025298 AMAQI
24th Sep 2025289 AMAQI
24th Sep 20252810 AMAQI
24th Sep 20252811 AMAQI
24th Sep 20252812 PMAQI
24th Sep 2025281 PMAQI
24th Sep 2025292 PMAQI
24th Sep 2025313 PMAQI
24th Sep 2025304 PMAQI
24th Sep 2025305 PMAQI
24th Sep 2025306 PMAQI
24th Sep 2025307 PMAQI
24th Sep 2025298 PMAQI
24th Sep 2025309 PMAQI
24th Sep 20253110 PMAQI
24th Sep 20253211 PMAQI
25th Sep 20253112 AMAQI
25th Sep 2025341 AMAQI
25th Sep 2025302 AMAQI
25th Sep 2025223 AMAQI
25th Sep 2025214 AMAQI
25th Sep 2025235 AMAQI

17°C16/19°C

25th Sep 2025256 AMAQI
25th Sep 2025247 AMAQI
25th Sep 2025248 AMAQI
25th Sep 2025259 AMAQI
25th Sep 20252710 AMAQI
25th Sep 20252611 AMAQI
25th Sep 20252712 PMAQI
25th Sep 2025241 PMAQI
25th Sep 2025212 PMAQI
25th Sep 2025223 PMAQI
25th Sep 2025224 PMAQI
25th Sep 2025225 PMAQI
25th Sep 2025206 PMAQI
25th Sep 2025207 PMAQI
25th Sep 2025188 PMAQI
25th Sep 2025189 PMAQI
25th Sep 20252210 PMAQI
25th Sep 20252211 PMAQI
26th Sep 20252212 AMAQI
26th Sep 2025221 AMAQI
26th Sep 2025222 AMAQI
26th Sep 2025213 AMAQI
26th Sep 2025174 AMAQI
26th Sep 2025165 AMAQI

18°C16/20°C

26th Sep 2025156 AMAQI
26th Sep 2025127 AMAQI
26th Sep 2025118 AMAQI
26th Sep 2025149 AMAQI
26th Sep 20251610 AMAQI
26th Sep 20251711 AMAQI
26th Sep 20252112 PMAQI
26th Sep 2025221 PMAQI
26th Sep 2025242 PMAQI
26th Sep 2025263 PMAQI
26th Sep 2025264 PMAQI
26th Sep 2025265 PMAQI
26th Sep 2025256 PMAQI
26th Sep 2025207 PMAQI
26th Sep 2025158 PMAQI
26th Sep 2025149 PMAQI
26th Sep 20251510 PMAQI
26th Sep 20251611 PMAQI
27th Sep 20251412 AMAQI
27th Sep 2025151 AMAQI
27th Sep 2025152 AMAQI
27th Sep 2025153 AMAQI
27th Sep 2025154 AMAQI
27th Sep 2025145 AMAQI

22°C18/29°C

27th Sep 2025166 AMAQI
27th Sep 2025157 AMAQI
27th Sep 2025168 AMAQI
27th Sep 2025169 AMAQI
27th Sep 20251610 AMAQI
27th Sep 20251711 AMAQI
27th Sep 20252312 PMAQI
27th Sep 2025331 PMAQI
27th Sep 2025332 PMAQI
27th Sep 2025313 PMAQI
27th Sep 2025284 PMAQI
27th Sep 2025255 PMAQI
27th Sep 2025206 PMAQI
27th Sep 2025237 PMAQI
27th Sep 2025288 PMAQI
27th Sep 2025289 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20252811 PMAQI
28th Sep 20252812 AMAQI
28th Sep 2025281 AMAQI
28th Sep 2025272 AMAQI
28th Sep 2025253 AMAQI
28th Sep 2025254 AMAQI
28th Sep 2025255 AMAQI

19°C15/24°C

28th Sep 2025256 AMAQI
28th Sep 2025257 AMAQI
28th Sep 2025258 AMAQI
28th Sep 2025239 AMAQI
28th Sep 20252110 AMAQI
28th Sep 20252511 AMAQI
28th Sep 20252812 PMAQI
28th Sep 2025321 PMAQI
28th Sep 2025322 PMAQI
28th Sep 2025323 PMAQI
28th Sep 2025314 PMAQI
28th Sep 2025315 PMAQI
28th Sep 2025346 PMAQI
28th Sep 2025377 PMAQI
28th Sep 2025408 PMAQI
28th Sep 2025399 PMAQI
28th Sep 20254510 PMAQI
28th Sep 20254711 PMAQI
29th Sep 20254512 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025242 AMAQI
29th Sep 2025243 AMAQI
29th Sep 2025274 AMAQI
29th Sep 2025305 AMAQI

22°C16/32°C

29th Sep 2025396 AMAQI
29th Sep 2025387 AMAQI
29th Sep 2025378 AMAQI
29th Sep 2025409 AMAQI
29th Sep 20253910 AMAQI
29th Sep 20253411 AMAQI
29th Sep 20253312 PMAQI
29th Sep 2025281 PMAQI
29th Sep 2025252 PMAQI
29th Sep 2025213 PMAQI
29th Sep 2025234 PMAQI
29th Sep 2025245 PMAQI
29th Sep 2025236 PMAQI
29th Sep 2025247 PMAQI
29th Sep 2025288 PMAQI
29th Sep 2025269 PMAQI
29th Sep 20252810 PMAQI
29th Sep 20252911 PMAQI
30th Sep 20252612 AMAQI
30th Sep 2025261 AMAQI
30th Sep 2025272 AMAQI
30th Sep 2025253 AMAQI
30th Sep 2025284 AMAQI
30th Sep 2025325 AMAQI

20°C12/30°C

30th Sep 2025326 AMAQI
30th Sep 2025307 AMAQI
30th Sep 2025318 AMAQI
30th Sep 2025349 AMAQI
30th Sep 20253310 AMAQI
30th Sep 20253711 AMAQI
30th Sep 20253412 PMAQI
30th Sep 2025371 PMAQI
30th Sep 2025272 PMAQI
30th Sep 2025243 PMAQI
30th Sep 2025214 PMAQI
30th Sep 2025215 PMAQI
30th Sep 2025216 PMAQI
30th Sep 2025237 PMAQI
30th Sep 2025228 PMAQI
30th Sep 2025229 PMAQI
30th Sep 20252910 PMAQI
30th Sep 20253111 PMAQI
1st Oct 20253312 AMAQI
1st Oct 2025301 AMAQI
1st Oct 2025192 AMAQI
1st Oct 2025173 AMAQI
1st Oct 2025224 AMAQI
1st Oct 2025185 AMAQI

18°C13/26°C

1st Oct 2025176 AMAQI
1st Oct 2025187 AMAQI
1st Oct 2025178 AMAQI
1st Oct 2025179 AMAQI
1st Oct 20251710 AMAQI
1st Oct 20251711 AMAQI
1st Oct 2025812 PMAQI
1st Oct 202561 PMAQI
1st Oct 202582 PMAQI
1st Oct 202573 PMAQI
1st Oct 202564 PMAQI
1st Oct 202565 PMAQI
1st Oct 202566 PMAQI
1st Oct 202567 PMAQI
1st Oct 202578 PMAQI
1st Oct 202589 PMAQI
1st Oct 2025710 PMAQI
1st Oct 2025611 PMAQI
2nd Oct 2025612 AMAQI
2nd Oct 202561 AMAQI
2nd Oct 202562 AMAQI
2nd Oct 202563 AMAQI
2nd Oct 202564 AMAQI
2nd Oct 202565 AMAQI

14°C7/22°C

2nd Oct 202556 AMAQI
2nd Oct 202567 AMAQI
2nd Oct 202558 AMAQI
2nd Oct 202569 AMAQI
2nd Oct 2025610 AMAQI
2nd Oct 2025611 AMAQI
2nd Oct 20251012 PMAQI
2nd Oct 2025131 PMAQI
2nd Oct 2025132 PMAQI
2nd Oct 202573 PMAQI
2nd Oct 202564 PMAQI
2nd Oct 202565 PMAQI
2nd Oct 202566 PMAQI
2nd Oct 202567 PMAQI
2nd Oct 202568 PMAQI
2nd Oct 202569 PMAQI
2nd Oct 2025810 PMAQI
2nd Oct 2025711 PMAQI
3rd Oct 2025912 AMAQI
3rd Oct 202581 AMAQI
3rd Oct 202592 AMAQI
3rd Oct 202563 AMAQI
3rd Oct 202564 AMAQI
3rd Oct 202575 AMAQI

11°C5/20°C

3rd Oct 202576 AMAQI
3rd Oct 202567 AMAQI
3rd Oct 202588 AMAQI
3rd Oct 2025109 AMAQI
3rd Oct 20251110 AMAQI
3rd Oct 20251311 AMAQI
3rd Oct 20251612 PMAQI
3rd Oct 2025151 PMAQI
3rd Oct 2025162 PMAQI
3rd Oct 2025163 PMAQI
3rd Oct 2025154 PMAQI
3rd Oct 2025185 PMAQI
3rd Oct 2025206 PMAQI
3rd Oct 2025197 PMAQI
3rd Oct 2025188 PMAQI
3rd Oct 2025189 PMAQI
3rd Oct 20251810 PMAQI
3rd Oct 20251511 PMAQI
4th Oct 20251512 AMAQI
4th Oct 2025151 AMAQI
4th Oct 2025132 AMAQI
4th Oct 2025123 AMAQI
4th Oct 2025114 AMAQI
4th Oct 2025125 AMAQI

14°C5/25°C

4th Oct 2025136 AMAQI
4th Oct 2025147 AMAQI
4th Oct 2025138 AMAQI
4th Oct 2025139 AMAQI
4th Oct 20251510 AMAQI
4th Oct 20251911 AMAQI
4th Oct 20252312 PMAQI
4th Oct 2025351 PMAQI
4th Oct 2025292 PMAQI
4th Oct 2025223 PMAQI
4th Oct 2025234 PMAQI
4th Oct 2025235 PMAQI
4th Oct 2025226 PMAQI
4th Oct 2025257 PMAQI
4th Oct 2025378 PMAQI
4th Oct 2025379 PMAQI
4th Oct 20253910 PMAQI
4th Oct 20254011 PMAQI
5th Oct 20254212 AMAQI
5th Oct 2025471 AMAQI
5th Oct 2025522 AMAQI
5th Oct 2025513 AMAQI
5th Oct 2025514 AMAQI
5th Oct 2025515 AMAQI

19°C9/31°C

5th Oct 2025506 AMAQI
5th Oct 2025527 AMAQI
5th Oct 2025518 AMAQI
5th Oct 2025499 AMAQI
5th Oct 20255010 AMAQI
5th Oct 20255211 AMAQI
5th Oct 20255112 PMAQI
5th Oct 2025451 PMAQI
5th Oct 2025452 PMAQI
5th Oct 2025473 PMAQI
5th Oct 2025474 PMAQI
5th Oct 2025505 PMAQI
5th Oct 2025496 PMAQI
5th Oct 2025467 PMAQI
5th Oct 2025468 PMAQI
5th Oct 2025479 PMAQI
5th Oct 20254610 PMAQI
5th Oct 20254611 PMAQI
6th Oct 20254912 AMAQI
6th Oct 2025521 AMAQI
6th Oct 2025532 AMAQI
6th Oct 2025533 AMAQI
6th Oct 2025564 AMAQI
6th Oct 2025565 AMAQI

19°C11/30°C

6th Oct 2025556 AMAQI
6th Oct 2025587 AMAQI
6th Oct 2025588 AMAQI
6th Oct 2025579 AMAQI
6th Oct 20255610 AMAQI
6th Oct 20255911 AMAQI
6th Oct 20256012 PMAQI
6th Oct 2025601 PMAQI

21°C13/32°C

7th Oct 2025537 AMAQI
7th Oct 2025418 AMAQI
7th Oct 2025449 AMAQI
7th Oct 20254510 AMAQI
7th Oct 20254511 AMAQI
7th Oct 20254612 PMAQI
7th Oct 2025471 PMAQI
7th Oct 2025512 PMAQI
7th Oct 2025533 PMAQI
7th Oct 2025474 PMAQI
7th Oct 2025465 PMAQI
7th Oct 2025466 PMAQI
7th Oct 2025487 PMAQI
7th Oct 2025428 PMAQI
7th Oct 2025249 PMAQI
7th Oct 20251710 PMAQI
7th Oct 20251611 PMAQI
8th Oct 20251412 AMAQI
8th Oct 2025121 AMAQI
8th Oct 2025122 AMAQI
8th Oct 2025103 AMAQI
8th Oct 202584 AMAQI
8th Oct 202595 AMAQI

22°C14/31°C

8th Oct 202576 AMAQI
8th Oct 202587 AMAQI
8th Oct 2025128 AMAQI
8th Oct 202589 AMAQI
8th Oct 2025710 AMAQI
8th Oct 2025711 AMAQI
8th Oct 20251212 PMAQI
8th Oct 2025131 PMAQI
8th Oct 202592 PMAQI
8th Oct 202583 PMAQI
8th Oct 2025114 PMAQI
8th Oct 202575 PMAQI
8th Oct 202596 PMAQI
8th Oct 202587 PMAQI
8th Oct 202568 PMAQI
8th Oct 202569 PMAQI
8th Oct 2025610 PMAQI
8th Oct 2025611 PMAQI
9th Oct 2025912 AMAQI
9th Oct 202571 AMAQI
9th Oct 202572 AMAQI
9th Oct 202563 AMAQI
9th Oct 2025154 AMAQI
9th Oct 2025145 AMAQI

18°C9/20°C

9th Oct 202566 AMAQI
9th Oct 202567 AMAQI
9th Oct 202568 AMAQI
9th Oct 202579 AMAQI
9th Oct 2025710 AMAQI
9th Oct 2025711 AMAQI
9th Oct 2025712 PMAQI
9th Oct 202571 PMAQI
9th Oct 2025102 PMAQI
9th Oct 2025183 PMAQI
9th Oct 2025124 PMAQI
9th Oct 2025195 PMAQI
9th Oct 2025166 PMAQI
9th Oct 202577 PMAQI
9th Oct 202588 PMAQI
9th Oct 202599 PMAQI
9th Oct 2025810 PMAQI
9th Oct 2025711 PMAQI
10th Oct 2025712 AMAQI
10th Oct 202571 AMAQI
10th Oct 202562 AMAQI
10th Oct 202563 AMAQI
10th Oct 202564 AMAQI
10th Oct 202565 AMAQI

10°C5/16°C

10th Oct 202566 AMAQI
10th Oct 202567 AMAQI
10th Oct 202578 AMAQI
10th Oct 202599 AMAQI
10th Oct 20251810 AMAQI
10th Oct 20252211 AMAQI
10th Oct 20251912 PMAQI
10th Oct 2025241 PMAQI
10th Oct 2025192 PMAQI
10th Oct 2025113 PMAQI
10th Oct 202574 PMAQI
10th Oct 202585 PMAQI
10th Oct 2025186 PMAQI
10th Oct 2025107 PMAQI
10th Oct 202578 PMAQI
10th Oct 202599 PMAQI
10th Oct 2025910 PMAQI
10th Oct 2025911 PMAQI
11th Oct 20251812 AMAQI
11th Oct 2025131 AMAQI
11th Oct 202562 AMAQI
11th Oct 202563 AMAQI
11th Oct 202574 AMAQI
11th Oct 202565 AMAQI

9°C0/19°C

11th Oct 202566 AMAQI
11th Oct 202567 AMAQI
11th Oct 202578 AMAQI
11th Oct 202579 AMAQI
11th Oct 2025710 AMAQI
11th Oct 2025811 AMAQI
11th Oct 20251412 PMAQI
11th Oct 2025211 PMAQI
11th Oct 202592 PMAQI
11th Oct 202583 PMAQI
11th Oct 202584 PMAQI
11th Oct 202595 PMAQI
11th Oct 2025136 PMAQI
11th Oct 2025107 PMAQI
11th Oct 2025108 PMAQI
11th Oct 2025109 PMAQI
11th Oct 20251110 PMAQI
11th Oct 20251611 PMAQI
12th Oct 20253612 AMAQI
12th Oct 2025231 AMAQI
12th Oct 2025342 AMAQI
12th Oct 2025383 AMAQI
12th Oct 2025174 AMAQI
12th Oct 202585 AMAQI

11°C4/20°C

12th Oct 202596 AMAQI
12th Oct 2025107 AMAQI
12th Oct 2025258 AMAQI
12th Oct 2025219 AMAQI
12th Oct 20252110 AMAQI
12th Oct 20251411 AMAQI
12th Oct 20251012 PMAQI
12th Oct 2025121 PMAQI
12th Oct 2025122 PMAQI
12th Oct 2025133 PMAQI
12th Oct 2025224 PMAQI
12th Oct 2025345 PMAQI
12th Oct 2025426 PMAQI
12th Oct 2025467 PMAQI
12th Oct 2025468 PMAQI
12th Oct 2025459 PMAQI
12th Oct 20254510 PMAQI
12th Oct 20254811 PMAQI
13th Oct 20254112 AMAQI
13th Oct 2025401 AMAQI
13th Oct 2025412 AMAQI
13th Oct 2025393 AMAQI
13th Oct 2025414 AMAQI
13th Oct 2025435 AMAQI

12°C9/15°C

13th Oct 2025466 AMAQI
13th Oct 2025407 AMAQI
13th Oct 2025398 AMAQI
13th Oct 2025399 AMAQI
13th Oct 20254410 AMAQI
13th Oct 20254911 AMAQI
13th Oct 20254912 PMAQI
13th Oct 2025421 PMAQI
13th Oct 2025412 PMAQI
13th Oct 2025403 PMAQI
13th Oct 2025374 PMAQI
13th Oct 2025395 PMAQI
13th Oct 2025386 PMAQI
13th Oct 2025387 PMAQI
13th Oct 2025418 PMAQI
13th Oct 2025399 PMAQI
13th Oct 20254010 PMAQI
13th Oct 20252211 PMAQI
14th Oct 20251512 AMAQI
14th Oct 2025141 AMAQI
14th Oct 2025142 AMAQI
14th Oct 2025153 AMAQI
14th Oct 2025154 AMAQI
14th Oct 2025225 AMAQI

12°C11/12°C

14th Oct 2025136 AMAQI
14th Oct 2025127 AMAQI
14th Oct 202598 AMAQI
14th Oct 202579 AMAQI
14th Oct 2025610 AMAQI
14th Oct 2025611 AMAQI
14th Oct 2025812 PMAQI
14th Oct 2025151 PMAQI
14th Oct 2025252 PMAQI
14th Oct 2025193 PMAQI
14th Oct 2025214 PMAQI
14th Oct 2025105 PMAQI
14th Oct 2025126 PMAQI
14th Oct 2025207 PMAQI
14th Oct 2025188 PMAQI
14th Oct 2025259 PMAQI
14th Oct 20251110 PMAQI
14th Oct 20252211 PMAQI
15th Oct 20252612 AMAQI
15th Oct 202571 AMAQI
15th Oct 202572 AMAQI
15th Oct 202573 AMAQI
15th Oct 202584 AMAQI
15th Oct 202595 AMAQI

13°C10/20°C

15th Oct 202586 AMAQI
15th Oct 202577 AMAQI
15th Oct 202578 AMAQI
15th Oct 202589 AMAQI
15th Oct 2025910 AMAQI
15th Oct 20251211 AMAQI
15th Oct 20251512 PMAQI
15th Oct 2025171 PMAQI
15th Oct 2025242 PMAQI
15th Oct 2025293 PMAQI
15th Oct 2025134 PMAQI
15th Oct 2025135 PMAQI
15th Oct 2025126 PMAQI
15th Oct 2025127 PMAQI
15th Oct 202568 PMAQI
15th Oct 202579 PMAQI
15th Oct 2025610 PMAQI
15th Oct 2025611 PMAQI
16th Oct 2025612 AMAQI
16th Oct 2025201 AMAQI
16th Oct 2025242 AMAQI
16th Oct 2025173 AMAQI
16th Oct 202564 AMAQI
16th Oct 202585 AMAQI

13°C7/20°C

16th Oct 2025196 AMAQI
16th Oct 2025177 AMAQI
16th Oct 2025108 AMAQI
16th Oct 202599 AMAQI
16th Oct 2025910 AMAQI
16th Oct 20251211 AMAQI
16th Oct 20252212 PMAQI
16th Oct 2025201 PMAQI
16th Oct 202582 PMAQI
16th Oct 2025143 PMAQI
16th Oct 202564 PMAQI
16th Oct 202595 PMAQI
16th Oct 2025176 PMAQI
16th Oct 2025167 PMAQI
16th Oct 202598 PMAQI
16th Oct 2025139 PMAQI
16th Oct 20251510 PMAQI
16th Oct 20251911 PMAQI
17th Oct 20251512 AMAQI
17th Oct 2025281 AMAQI
17th Oct 2025262 AMAQI
17th Oct 202583 AMAQI
17th Oct 2025224 AMAQI
17th Oct 2025165 AMAQI

9°C5/13°C

17th Oct 2025236 AMAQI
17th Oct 2025247 AMAQI
17th Oct 2025268 AMAQI
17th Oct 2025179 AMAQI
17th Oct 20251210 AMAQI
17th Oct 20251811 AMAQI
17th Oct 20251312 PMAQI
17th Oct 2025301 PMAQI
17th Oct 2025272 PMAQI
17th Oct 2025203 PMAQI
17th Oct 2025184 PMAQI
17th Oct 202585 PMAQI
17th Oct 2025146 PMAQI
17th Oct 2025177 PMAQI
17th Oct 2025128 PMAQI
17th Oct 2025129 PMAQI
17th Oct 20254010 PMAQI
17th Oct 20254011 PMAQI
18th Oct 20254012 AMAQI
18th Oct 2025441 AMAQI
18th Oct 2025242 AMAQI
18th Oct 2025233 AMAQI
18th Oct 2025154 AMAQI
18th Oct 2025155 AMAQI

12°C6/20°C

18th Oct 2025116 AMAQI
18th Oct 2025187 AMAQI
18th Oct 2025208 AMAQI
18th Oct 2025379 AMAQI
18th Oct 20252310 AMAQI
18th Oct 20252911 AMAQI
18th Oct 20254012 PMAQI
18th Oct 2025291 PMAQI
18th Oct 2025332 PMAQI
18th Oct 2025283 PMAQI
18th Oct 2025154 PMAQI
18th Oct 2025155 PMAQI
18th Oct 2025156 PMAQI
18th Oct 2025247 PMAQI
18th Oct 2025248 PMAQI
18th Oct 2025249 PMAQI
18th Oct 20253210 PMAQI
18th Oct 20254011 PMAQI
19th Oct 20254312 AMAQI
19th Oct 2025491 AMAQI
19th Oct 2025442 AMAQI
19th Oct 2025393 AMAQI
19th Oct 2025394 AMAQI
19th Oct 2025405 AMAQI

10°C3/18°C

19th Oct 2025386 AMAQI
19th Oct 2025407 AMAQI
19th Oct 2025418 AMAQI
19th Oct 2025409 AMAQI
19th Oct 20254010 AMAQI
19th Oct 20253711 AMAQI
19th Oct 20252912 PMAQI
19th Oct 2025231 PMAQI
19th Oct 2025272 PMAQI
19th Oct 2025153 PMAQI
19th Oct 2025134 PMAQI
19th Oct 202595 PMAQI
19th Oct 2025206 PMAQI
19th Oct 2025227 PMAQI
19th Oct 2025128 PMAQI
19th Oct 2025129 PMAQI
19th Oct 20251110 PMAQI
19th Oct 20251111 PMAQI
20th Oct 20251112 AMAQI
20th Oct 2025101 AMAQI
20th Oct 2025112 AMAQI
20th Oct 2025123 AMAQI
20th Oct 2025134 AMAQI
20th Oct 2025135 AMAQI

12°C6/20°C

20th Oct 2025126 AMAQI
20th Oct 2025137 AMAQI
20th Oct 2025178 AMAQI
20th Oct 2025359 AMAQI
20th Oct 20255310 AMAQI
20th Oct 20257911 AMAQI
20th Oct 20255012 PMAQI
20th Oct 2025381 PMAQI
20th Oct 2025272 PMAQI
20th Oct 2025483 PMAQI
20th Oct 2025544 PMAQI
20th Oct 2025265 PMAQI
20th Oct 2025336 PMAQI
20th Oct 2025207 PMAQI
20th Oct 2025228 PMAQI
20th Oct 2025189 PMAQI
20th Oct 20252610 PMAQI
20th Oct 20251511 PMAQI
21st Oct 20251912 AMAQI
21st Oct 2025241 AMAQI
21st Oct 2025252 AMAQI
21st Oct 2025253 AMAQI
21st Oct 2025244 AMAQI
21st Oct 2025265 AMAQI

15°C11/20°C

6 AM
12 PM
6 PM
12 AM
5 AM

--°C/°C

白天时间
平均最高时间
1 PM

26AQI

1 小时 / 天
30 小时 / 月
平均最低时间
6 AM

21AQI

1 小时 / 天
30 小时 / 月
过去30天中,白天AQI最高值为1 PM到1 PM(平均26),最低值为6 AM到6 AM(平均21)。
夜晚时间
平均最高时间
12 AM - 1 AM

24AQI

2 小时 / 天
60 小时 / 月
平均最低时间
4 AM

20AQI

1 小时 / 天
30 小时 / 月
过去30天中,夜间AQI最高值为12 AM到1 AM(平均24),最低值为4 AM到4 AM(平均20)。

2025空气质量与天数对比

Portsmouth, New Hampshire, United States

2025

91%

266

9%

27

2025年的最后294天中,不同AQI类别的总天数 (剩余 71 天)

良好
266 天数
适中
27 天数
0 天数
不健康
0 天数
严重
0 天数
危险
0 天数



WHO安全空气质量限制内:91%

健康风险级别:

非常低

在2025年中,91%294天在WHO的安全空气质量限制内。健康问题的风险是非常低,但长期影响仍不明确。

年度空气质量洞察

Portsmouth, New Hampshire, United States

2025年AQI水平

AQI
PM2.5
PM10
CO
SO2
NO2
O3
周日周一周二周三周四周五周六

一月

二月

三月

四月

五月

六月

七月

八月

九月

十月

十一月

十二月

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st 一月 2025
25AQI
2nd 一月 2025
23AQI
3rd 一月 2025
22AQI
4th 一月 2025
24AQI
5th 一月 2025
25AQI
6th 一月 2025
22AQI
7th 一月 2025
23AQI
8th 一月 2025
24AQI
9th 一月 2025
25AQI
10th 一月 2025
26AQI
11th 一月 2025
26AQI
12th 一月 2025
28AQI
13th 一月 2025
39AQI
14th 一月 2025
25AQI
15th 一月 2025
24AQI
16th 一月 2025
27AQI
17th 一月 2025
42AQI
18th 一月 2025
36AQI
19th 一月 2025
24AQI
20th 一月 2025
26AQI
21st 一月 2025
26AQI
22nd 一月 2025
38AQI
23rd 一月 2025
39AQI
24th 一月 2025
43AQI
25th 一月 2025
33AQI
26th 一月 2025
38AQI
27th 一月 2025
27AQI
28th 一月 2025
29AQI
29th 一月 2025
28AQI
30th 一月 2025
31AQI
31st 一月 2025
35AQI
1st 二月 2025
26AQI
2nd 二月 2025
27AQI
3rd 二月 2025
34AQI
4th 二月 2025
27AQI
5th 二月 2025
25AQI
6th 二月 2025
31AQI
7th 二月 2025
32AQI
8th 二月 2025
26AQI
9th 二月 2025
27AQI
10th 二月 2025
28AQI
11th 二月 2025
31AQI
12th 二月 2025
30AQI
13th 二月 2025
27AQI
14th 二月 2025
29AQI
15th 二月 2025
28AQI
16th 二月 2025
27AQI
17th 二月 2025
28AQI
18th 二月 2025
28AQI
19th 二月 2025
23AQI
20th 二月 2025
24AQI
21st 二月 2025
25AQI
22nd 二月 2025
28AQI
23rd 二月 2025
33AQI
24th 二月 2025
38AQI
25th 二月 2025
39AQI
26th 二月 2025
27AQI
27th 二月 2025
33AQI
28th 二月 2025
28AQI
1st 三月 2025
29AQI
2nd 三月 2025
28AQI
3rd 三月 2025
27AQI
4th 三月 2025
31AQI
5th 三月 2025
31AQI
6th 三月 2025
26AQI
7th 三月 2025
29AQI
8th 三月 2025
30AQI
9th 三月 2025
30AQI
10th 三月 2025
28AQI
11th 三月 2025
30AQI
12th 三月 2025
30AQI
13th 三月 2025
20AQI
14th 三月 2025
28AQI
15th 三月 2025
27AQI
16th 三月 2025
28AQI
17th 三月 2025
18AQI
18th 三月 2025
16AQI
19th 三月 2025
20AQI
20th 三月 2025
14AQI
21st 三月 2025
23AQI
22nd 三月 2025
17AQI
23rd 三月 2025
16AQI
24th 三月 2025
20AQI
25th 三月 2025
21AQI
26th 三月 2025
21AQI
27th 三月 2025
16AQI
28th 三月 2025
18AQI
29th 三月 2025
17AQI
30th 三月 2025
22AQI
31st 三月 2025
27AQI
1st 四月 2025
18AQI
2nd 四月 2025
17AQI
3rd 四月 2025
24AQI
4th 四月 2025
31AQI
5th 四月 2025
19AQI
6th 四月 2025
13AQI
7th 四月 2025
15AQI
8th 四月 2025
16AQI
9th 四月 2025
15AQI
10th 四月 2025
18AQI
11th 四月 2025
18AQI
12th 四月 2025
14AQI
13th 四月 2025
17AQI
14th 四月 2025
15AQI
15th 四月 2025
30AQI
16th 四月 2025
12AQI
17th 四月 2025
15AQI
18th 四月 2025
19AQI
19th 四月 2025
41AQI
20th 四月 2025
19AQI
21st 四月 2025
15AQI
22nd 四月 2025
27AQI
23rd 四月 2025
18AQI
24th 四月 2025
18AQI
25th 四月 2025
29AQI
26th 四月 2025
31AQI
27th 四月 2025
10AQI
28th 四月 2025
16AQI
29th 四月 2025
26AQI
30th 四月 2025
21AQI
1st 五月 2025
17AQI
2nd 五月 2025
39AQI
3rd 五月 2025
44AQI
4th 五月 2025
25AQI
5th 五月 2025
18AQI
6th 五月 2025
18AQI
7th 五月 2025
27AQI
8th 五月 2025
25AQI
9th 五月 2025
25AQI
10th 五月 2025
13AQI
11th 五月 2025
16AQI
12th 五月 2025
18AQI
13th 五月 2025
22AQI
14th 五月 2025
27AQI
15th 五月 2025
32AQI
16th 五月 2025
35AQI
17th 五月 2025
31AQI
18th 五月 2025
20AQI
19th 五月 2025
12AQI
20th 五月 2025
12AQI
21st 五月 2025
17AQI
22nd 五月 2025
21AQI
23rd 五月 2025
13AQI
24th 五月 2025
12AQI
25th 五月 2025
12AQI
26th 五月 2025
16AQI
27th 五月 2025
22AQI
28th 五月 2025
27AQI
29th 五月 2025
20AQI
30th 五月 2025
27AQI
31st 五月 2025
21AQI
1st 六月 2025
12AQI
2nd 六月 2025
15AQI
3rd 六月 2025
23AQI
4th 六月 2025
39AQI
5th 六月 2025
59AQI
6th 六月 2025
57AQI
7th 六月 2025
55AQI
8th 六月 2025
86AQI
9th 六月 2025
80AQI
10th 六月 2025
37AQI
11th 六月 2025
48AQI
12th 六月 2025
69AQI
13th 六月 2025
44AQI
14th 六月 2025
36AQI
15th 六月 2025
28AQI
16th 六月 2025
29AQI
17th 六月 2025
26AQI
18th 六月 2025
26AQI
19th 六月 2025
32AQI
20th 六月 2025
35AQI
21st 六月 2025
53AQI
22nd 六月 2025
53AQI
23rd 六月 2025
53AQI
24th 六月 2025
57AQI
25th 六月 2025
48AQI
26th 六月 2025
34AQI
27th 六月 2025
25AQI
28th 六月 2025
23AQI
29th 六月 2025
30AQI
30th 六月 2025
30AQI
1st 七月 2025
40AQI
2nd 七月 2025
30AQI
3rd 七月 2025
44AQI
4th 七月 2025
41AQI
5th 七月 2025
37AQI
6th 七月 2025
50AQI
7th 七月 2025
51AQI
8th 七月 2025
35AQI
9th 七月 2025
33AQI
10th 七月 2025
29AQI
11th 七月 2025
25AQI
12th 七月 2025
29AQI
13th 七月 2025
19AQI
14th 七月 2025
25AQI
15th 七月 2025
28AQI
16th 七月 2025
44AQI
17th 七月 2025
40AQI
18th 七月 2025
19AQI
19th 七月 2025
25AQI
20th 七月 2025
21AQI
21st 七月 2025
27AQI
22nd 七月 2025
17AQI
23rd 七月 2025
21AQI
24th 七月 2025
30AQI
25th 七月 2025
39AQI
26th 七月 2025
89AQI
27th 七月 2025
77AQI
28th 七月 2025
62AQI
29th 七月 2025
55AQI
30th 七月 2025
52AQI
31st 七月 2025
72AQI
1st 八月 2025
56AQI
2nd 八月 2025
26AQI
3rd 八月 2025
52AQI
4th 八月 2025
79AQI
5th 八月 2025
82AQI
6th 八月 2025
46AQI
7th 八月 2025
58AQI
8th 八月 2025
35AQI
9th 八月 2025
30AQI
10th 八月 2025
32AQI
11th 八月 2025
53AQI
12th 八月 2025
62AQI
13th 八月 2025
57AQI
14th 八月 2025
45AQI
15th 八月 2025
40AQI
16th 八月 2025
29AQI
17th 八月 2025
51AQI
18th 八月 2025
16AQI
19th 八月 2025
16AQI
20th 八月 2025
17AQI
21st 八月 2025
20AQI
22nd 八月 2025
24AQI
23rd 八月 2025
43AQI
24th 八月 2025
31AQI
25th 八月 2025
25AQI
26th 八月 2025
18AQI
27th 八月 2025
17AQI
28th 八月 2025
19AQI
29th 八月 2025
23AQI
30th 八月 2025
18AQI
31st 八月 2025
19AQI
1st 九月 2025
29AQI
2nd 九月 2025
32AQI
3rd 九月 2025
28AQI
4th 九月 2025
25AQI
5th 九月 2025
32AQI
6th 九月 2025
46AQI
7th 九月 2025
33AQI
8th 九月 2025
23AQI
9th 九月 2025
19AQI
10th 九月 2025
21AQI
11th 九月 2025
25AQI
12th 九月 2025
25AQI
13th 九月 2025
25AQI
14th 九月 2025
32AQI
15th 九月 2025
35AQI
16th 九月 2025
30AQI
17th 九月 2025
26AQI
18th 九月 2025
22AQI
19th 九月 2025
25AQI
20th 九月 2025
16AQI
21st 九月 2025
23AQI
22nd 九月 2025
18AQI
23rd 九月 2025
25AQI
24th 九月 2025
30AQI
25th 九月 2025
24AQI
26th 九月 2025
19AQI
27th 九月 2025
21AQI
28th 九月 2025
31AQI
29th 九月 2025
30AQI
30th 九月 2025
28AQI
1st 十月 2025
14AQI
2nd 十月 2025
7AQI
3rd 十月 2025
13AQI
4th 十月 2025
22AQI
5th 十月 2025
49AQI
6th 十月 2025
54AQI
7th 十月 2025
41AQI
8th 十月 2025
9AQI
9th 十月 2025
9AQI
10th 十月 2025
10AQI
11th 十月 2025
10AQI
12th 十月 2025
28AQI
13th 十月 2025
40AQI
14th 十月 2025
15AQI
15th 十月 2025
11AQI
16th 十月 2025
14AQI
17th 十月 2025
20AQI
18th 十月 2025
26AQI
19th 十月 2025
28AQI
20th 十月 2025
22AQI
21st 十月 2025
22nd 十月 2025
23rd 十月 2025
24th 十月 2025
25th 十月 2025
26th 十月 2025
27th 十月 2025
28th 十月 2025
29th 十月 2025
30th 十月 2025
31st 十月 2025
1st 十一月 2025
2nd 十一月 2025
3rd 十一月 2025
4th 十一月 2025
5th 十一月 2025
6th 十一月 2025
7th 十一月 2025
8th 十一月 2025
9th 十一月 2025
10th 十一月 2025
11th 十一月 2025
12th 十一月 2025
13th 十一月 2025
14th 十一月 2025
15th 十一月 2025
16th 十一月 2025
17th 十一月 2025
18th 十一月 2025
19th 十一月 2025
20th 十一月 2025
21st 十一月 2025
22nd 十一月 2025
23rd 十一月 2025
24th 十一月 2025
25th 十一月 2025
26th 十一月 2025
27th 十一月 2025
28th 十一月 2025
29th 十一月 2025
30th 十一月 2025
1st 十二月 2025
2nd 十二月 2025
3rd 十二月 2025
4th 十二月 2025
5th 十二月 2025
6th 十二月 2025
7th 十二月 2025
8th 十二月 2025
9th 十二月 2025
10th 十二月 2025
11th 十二月 2025
12th 十二月 2025
13th 十二月 2025
14th 十二月 2025
15th 十二月 2025
16th 十二月 2025
17th 十二月 2025
18th 十二月 2025
19th 十二月 2025
20th 十二月 2025
21st 十二月 2025
22nd 十二月 2025
23rd 十二月 2025
24th 十二月 2025
25th 十二月 2025
26th 十二月 2025
27th 十二月 2025
28th 十二月 2025
29th 十二月 2025
30th 十二月 2025
31st 十二月 2025

29AQI

29AQI

24AQI

20AQI

22AQI

41AQI

39AQI

37AQI

27AQI

22AQI


天数

一月二月三月四月五月六月七月八月九月十月十一月十二月总天数

202529AQI

31
28
31
30
31
20
10
24
7
22
9
30
19
1
266
27

最高AQI记录于

六月

41AQI


最低AQI记录于

四月

20AQI


202431AQI

31
29
31
30
31
28
1
20
11
24
7
30
31
26
1
3
30
1
341
21
3

最高AQI记录于

七月

42AQI


最低AQI记录于

九月

26AQI


202333AQI

31
28
31
29
1
31
23
7
21
10
28
3
24
5
1
30
1
28
1
30
1
334
28
2

最高AQI记录于

七月

41AQI


最低AQI记录于

十一月

27AQI


202232AQI

27
4
21
30
1
17
31
29
1
19
3
1
28
1
30
1
30
27
4
290
15

最高AQI记录于

七月

40AQI


最低AQI记录于

八月

24AQI


202132AQI

29
1
27
1
30
1
30
29
2
28
2
26
4
1
24
7
25
31
27
3
30
1
336
22
1

最高AQI记录于

七月

38AQI


最低AQI记录于

十月

26AQI


202031AQI

13
20
18
29
1
29
2
29
2
30
31
24
4
28
3
251
12

最高AQI记录于

十二月

35AQI


最低AQI记录于

十月

26AQI


过去6年中污染最重与最轻的年份

污染最重的记录年份
2023(平均)
33AQI
污染最轻的记录年份
2025(平均)
29AQI


Portsmouth的年度2025 AQI(29)相比之前几年的平均百分比变化为-8.5% (改善 AQI):2020 (31), 2021 (32), 2022 (32), 2023 (33), 2024 (31)。