Futago, Imaricho Ko, Saga, Japan 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+

September Air Quality Analysis
Futago, Imaricho Ko, Saga, Japan

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Sep. 1	39	28	14		22
Sep. 2	46	32	27	29	28
Sep. 3	43	39	36	24	20
Sep. 4	28	32	27	27	29
Sep. 5	30	50	32	18	29
Sep. 6	31	70	28	32	29
Sep. 7	38	66	35	39	34
Sep. 8	34	57	31	41	28
Sep. 9	30	55	29	37	26
Sep. 10	34	35	34	32	31
Sep. 11	36	30	52	36	30
Sep. 12	36	36	49	35	35
Sep. 13	31	29	38	40	43
Sep. 14	30	24	16	44	17
Sep. 15	29	20	25	45	22
Sep. 16	25	21	27	35	31
Sep. 17	28	29	24	34	26
Sep. 18	22	25	31	41	30
Sep. 19	24	26	28	49	31
Sep. 20	21	18	35	39	39
Sep. 21	21	25	30	30	42
Sep. 22	23	27	25	37	43
Sep. 23		31	32	40	52
Sep. 24		28	36	38	32
Sep. 25		33	36	37	30
Sep. 26		41	35	46	39
Sep. 27		31	39	39	33
Sep. 28		36	38	33	36
Sep. 29		34	40	38	31
Sep. 30		37	51	28	28

AQI Trends: Highest and Lowest

Highest AQI recorded on

6th Sep 2024

70AQI

Lowest AQI recorded on

1st Sep 2023

14AQI

Same Day Analysis (22nd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 23 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.

Day & Night AQI Trend: 23rd Sep - 24th Sep 2025
Futago, Imaricho Ko, Saga, Japan

AQI

Day

Night

5 AM23rd Sep 2025

6 PM

4 AM24th Sep 2025

Day time

Avg. Highest Time

12AMNaNth undefined

AQI

Avg. Lowest Time

12AMNaNth undefined

AQI

Night time

Avg. Highest Time

7PM23rd Sep

38AQI

Avg. Lowest Time

1PM23rd Sep

19AQI

In the last 24 hours,

Futago's AQI reached its highest point of 38 at 7 PM during the Night, while the lowest point, 19, was recorded at 1 PM during the Night between 23rd Sep and 24th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025
Futago, Imaricho Ko, Saga, Japan

AugSep

25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th

Day

Night

28°C26/31°C

29°C26/32°C

28°C26/31°C

29°C26/32°C

28°C26/32°C

28°C26/31°C

28°C26/30°C

28°C26/31°C

29°C26/32°C

28°C26/31°C

26°C25/27°C

27°C25/30°C

27°C26/29°C

27°C26/30°C

28°C26/31°C

26°C25/28°C

26°C24/28°C

26°C25/27°C

25°C23/26°C

24°C22/27°C

--°C/°C

5 AM

11 AM

6 PM

11 PM

4 AM

--°C/°C

Day time

Avg. Highest Time

5 AM - 8 AM

38AQI

4 hours / Day

120 hours / Month

Avg. Lowest Time

10 AM

29AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 AM (Avg. 38), while the lowest AQI was between 10 AM to 10 AM (Avg. 29).

Night time

Avg. Highest Time

1 AM - 11 PM

36AQI

9 hours / Day

270 hours / Month

Avg. Lowest Time

12 AM

34AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 1 AM to 11 PM (Avg. 36), while the lowest AQI was between 12 AM to 12 AM (Avg. 34).

2025 Days Vs Air Quality
Futago, Imaricho Ko, Saga, Japan

2025

80%

213

20%

Total number of days with different AQI categories in last 266 days in 2025 (99 days remaining)

Good

213 Days

Moderate

52 Days

Poor

0 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 80%

Health Risk Level:

Low

In 2025, 80% of 266 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights
Futago, Imaricho Ko, Saga, Japan

AQI levels in 2025

AQI

PM2.5

PM10

SO2

NO2

Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

45AQI

39AQI

48AQI

43AQI

35AQI

43AQI

46AQI

31AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202542AQI

213

Highest AQI recorded in

March

48AQI

Lowest AQI recorded in

September

31AQI

202438AQI

301

Highest AQI recorded in

April

53AQI

Lowest AQI recorded in

July

23AQI

202341AQI

277

Highest AQI recorded in

April

53AQI

Lowest AQI recorded in

August

31AQI

202241AQI

260

Highest AQI recorded in

May

51AQI

Lowest AQI recorded in

August

28AQI

202138AQI

283

Highest AQI recorded in

May

46AQI

Lowest AQI recorded in

August

25AQI

202038AQI

195

Highest AQI recorded in

August

49AQI

Lowest AQI recorded in

July

22AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

42AQI

Least Polluted Year Recorded

2021(Avg.)

38AQI

Futago's annual 2025 AQI (42) shows an average percentage change of 6.7% (worsened AQI) compared to previous years: 2020 (38), 2021 (38), 2022 (41), 2023 (41), 2024 (38).


5 AM	22
6 AM	22
7 AM	23
8 AM	22
9 AM	24
10 AM	23
11 AM	22
12 PM	21
1 PM	19
2 PM	23
3 PM	25
4 PM	22
5 PM	22
6 PM	33
7 PM	38
8 PM	34
9 PM	28
10 PM	29
11 PM	30
12 AM	31
1 AM	30
2 AM	24
3 AM	23
4 AM	24

Futago, Imaricho Ko, Saga, Japan Historical Air Quality Analysis

September Air Quality AnalysisFutago, Imaricho Ko, Saga, Japan

Day & Night AQI Trend: 23rd Sep - 24th Sep 2025Futago, Imaricho Ko, Saga, Japan

Day & Night AQI Trend : Aug - Sep 2025Futago, Imaricho Ko, Saga, Japan

2025 Days Vs Air Quality Futago, Imaricho Ko, Saga, Japan

Annual Air Quality InsightsFutago, Imaricho Ko, Saga, Japan

AQI levels in 2025

No. of days

September Air Quality Analysis
Futago, Imaricho Ko, Saga, Japan

Day & Night AQI Trend: 23rd Sep - 24th Sep 2025
Futago, Imaricho Ko, Saga, Japan

Day & Night AQI Trend : Aug - Sep 2025
Futago, Imaricho Ko, Saga, Japan

2025 Days Vs Air Quality
Futago, Imaricho Ko, Saga, Japan

Annual Air Quality Insights
Futago, Imaricho Ko, Saga, Japan