Ajaccio, Corsica, France 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+

July Air Quality Analysis
Ajaccio, Corsica, France

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	45	24	29	41	32
Jul. 2		31	24	41	33
Jul. 3		32	39	32
Jul. 4		30	34	34
Jul. 5		29	25	35	29
Jul. 6		28	29	40	26
Jul. 7		27	31	41	29
Jul. 8		29	32	42	30
Jul. 9		31	34	33	32
Jul. 10		33	45	32	28
Jul. 11		35	53	29	29
Jul. 12		37	60	38	36
Jul. 13		34	57	31	36
Jul. 14		30	34	31	23
Jul. 15		34	35	31	31
Jul. 16		32	37	31	33
Jul. 17		36	42	37	30
Jul. 18		35	50	43	30
Jul. 19		39	55	40	35
Jul. 20		38	50	56	32
Jul. 21		39	42		35
Jul. 22		34	35	46	37
Jul. 23		33	33	39	33
Jul. 24		34	59	39	39
Jul. 25		31	46		47
Jul. 26		34	37		53
Jul. 27		33	31		47
Jul. 28		38	26		45
Jul. 29		42	26		42
Jul. 30		43	28		43
Jul. 31		44	32		33

AQI Trends: Highest and Lowest

Highest AQI recorded on

12th Jul 2023

60AQI

Lowest AQI recorded on

14th Jul 2021

23AQI

Same Day Analysis (1st July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.

Day & Night AQI Trend: 1st Jul - 2nd Jul 2025
Ajaccio, Corsica, France

AQI

Day

Night

5 AM1st Jul 2025

9 PM

4 AM2nd Jul 2025

Day time

Avg. Highest Time

9AM1st Jul

48AQI

Avg. Lowest Time

1PM1st Jul

41AQI

Night time

Avg. Highest Time

1AM2nd Jul

48AQI

Avg. Lowest Time

11PM1st Jul

46AQI

In the last 24 hours,

Ajaccio's AQI reached its highest point of 48 at 9 AM during the Day, while the lowest point, 41, was recorded at 1 PM during the Day between 1st Jul and 2nd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Ajaccio, Corsica, France

JunJul

02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd

Day

Night

23°C20/26°C

22°C19/25°C

23°C20/26°C

24°C20/28°C

21°C16/25°C

20°C16/23°C

20°C17/23°C

24°C18/28°C

24°C20/27°C

27°C23/30°C

28°C24/31°C

25°C18/31°C

20°C17/25°C

20°C17/24°C

21°C18/25°C

22°C18/25°C

23°C19/26°C

24°C22/28°C

25°C22/29°C

25°C19/30°C

24°C18/29°C

27°C23/30°C

27°C24/30°C

26°C22/30°C

25°C22/29°C

24°C21/27°C

26°C21/30°C

5 AM

1 PM

9 PM

1 AM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 9 PM

50AQI

17 hours / Day

510 hours / Month

Avg. Lowest Time

5 AM - 9 PM

50AQI

17 hours / Day

510 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 50), while the lowest AQI was between 5 AM to 9 PM (Avg. 50).

Night time

Avg. Highest Time

12 AM - 11 PM

51AQI

7 hours / Day

210 hours / Month

Avg. Lowest Time

12 AM - 11 PM

51AQI

7 hours / Day

210 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 51), while the lowest AQI was between 12 AM to 11 PM (Avg. 51).

2025 Days Vs Air Quality
Ajaccio, Corsica, France

2025

81%

148

19%

Total number of days with different AQI categories in last 183 days in 2025 (182 days remaining)

Good

148 Days

Moderate

34 Days

Poor

0 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 81%

Health Risk Level:

Low

In 2025, 81% of 183 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
Ajaccio, Corsica, France

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.

48AQI

49AQI

41AQI

34AQI

29AQI

50AQI

45AQI

No. of days

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

202542AQI

148

Highest AQI recorded in

June

50AQI

Lowest AQI recorded in

May

29AQI

202434AQI

332

Highest AQI recorded in

December

50AQI

Lowest AQI recorded in

September

27AQI

202332AQI

343

Highest AQI recorded in

July

38AQI

Lowest AQI recorded in

November

26AQI

202233AQI

296

Highest AQI recorded in

June

39AQI

Lowest AQI recorded in

November

24AQI

202132AQI

342

Highest AQI recorded in

June

36AQI

Lowest AQI recorded in

January

25AQI

202033AQI

246

Highest AQI recorded in

April

46AQI

Lowest AQI recorded in

December

23AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

42AQI

Least Polluted Year Recorded

2023(Avg.)

32AQI

Ajaccio's annual 2025 AQI (42) shows an average percentage change of 28.6% (worsened AQI) compared to previous years: 2020 (33), 2021 (32), 2022 (33), 2023 (32), 2024 (34).


5 AM	45
6 AM	45
7 AM	47
8 AM	47
9 AM	48
10 AM	46
11 AM	48
12 PM	44
1 PM	41
2 PM	45
3 PM	45
4 PM	44
5 PM	44
6 PM	44
7 PM	44
8 PM	46
9 PM	46
10 PM	46
11 PM	46
12 AM	47
1 AM	48
2 AM	47
3 AM	48
4 AM	47

Ajaccio, Corsica, France Historical Air Quality Analysis

July Air Quality AnalysisAjaccio, Corsica, France

Day & Night AQI Trend: 1st Jul - 2nd Jul 2025Ajaccio, Corsica, France

Day & Night AQI Trend : Jun - Jul 2025Ajaccio, Corsica, France

2025 Days Vs Air Quality Ajaccio, Corsica, France

Annual Air Quality InsightsAjaccio, Corsica, France

AQI levels in 2025

No. of days

July Air Quality Analysis
Ajaccio, Corsica, France

Day & Night AQI Trend: 1st Jul - 2nd Jul 2025
Ajaccio, Corsica, France

Day & Night AQI Trend : Jun - Jul 2025
Ajaccio, Corsica, France

2025 Days Vs Air Quality
Ajaccio, Corsica, France

Annual Air Quality Insights
Ajaccio, Corsica, France