Chamonix Mont Blanc, Auvergne Rhone Alpes, France Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 23 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
6 AM5th Aug 2025
9 PM
5 AM6th Aug 2025
24AQI
20AQI
25AQI
19AQI
In the last 24 hours,
Chamonix Mont Blanc's AQI reached its highest point of 25 at 2 AM during the Night, while the lowest point, 19, was recorded at 5 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
12°C8/17°C
7°C-1/11°C
8°C-2/18°C
11°C1/21°C
13°C3/21°C
14°C4/22°C
14°C6/20°C
15°C7/22°C
14°C6/22°C
13°C4/21°C
14°C6/22°C
16°C5/25°C
14°C7/23°C
15°C6/23°C
13°C6/19°C
11°C4/19°C
12°C3/22°C
10°C4/14°C
10°C3/15°C
11°C5/15°C
11°C4/18°C
8°C2/13°C
8°C1/14°C
9°C1/16°C
11°C2/19°C
11°C3/18°C
9°C1/15°C
9°C0/18°C
12°C2/22°C
15°C6/24°C
--°C/°C
22AQI
22AQI
23AQI
23AQI
2025 Days Vs Air Quality
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
83%
180
17%
36
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 218 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
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
66AQI
62AQI
54AQI
54AQI
50AQI
45AQI
39AQI
34AQI
36AQI
37AQI
42AQI
40AQI
45AQI
60AQI
71AQI
73AQI
67AQI
76AQI
90AQI
85AQI
81AQI
76AQI
55AQI
51AQI
44AQI
39AQI
36AQI
35AQI
31AQI
37AQI
48AQI
40AQI
42AQI
52AQI
62AQI
66AQI
71AQI
76AQI
66AQI
72AQI
63AQI
51AQI
53AQI
48AQI
41AQI
48AQI
55AQI
54AQI
66AQI
70AQI
62AQI
50AQI
46AQI
38AQI
39AQI
32AQI
25AQI
31AQI
29AQI
35AQI
44AQI
44AQI
42AQI
41AQI
42AQI
43AQI
40AQI
40AQI
32AQI
28AQI
31AQI
26AQI
23AQI
24AQI
24AQI
25AQI
27AQI
28AQI
31AQI
31AQI
31AQI
31AQI
30AQI
30AQI
36AQI
36AQI
40AQI
35AQI
35AQI
29AQI
32AQI
37AQI
36AQI
33AQI
31AQI
35AQI
31AQI
32AQI
32AQI
31AQI
33AQI
32AQI
31AQI
31AQI
29AQI
26AQI
26AQI
23AQI
22AQI
21AQI
19AQI
19AQI
20AQI
19AQI
20AQI
22AQI
23AQI
22AQI
25AQI
25AQI
27AQI
27AQI
30AQI
24AQI
21AQI
20AQI
27AQI
32AQI
28AQI
22AQI
23AQI
19AQI
19AQI
21AQI
22AQI
21AQI
19AQI
20AQI
21AQI
23AQI
23AQI
20AQI
19AQI
19AQI
20AQI
20AQI
18AQI
18AQI
18AQI
19AQI
21AQI
23AQI
24AQI
25AQI
27AQI
22AQI
22AQI
23AQI
32AQI
46AQI
56AQI
62AQI
61AQI
57AQI
54AQI
53AQI
38AQI
38AQI
41AQI
44AQI
48AQI
45AQI
46AQI
47AQI
46AQI
43AQI
40AQI
36AQI
32AQI
31AQI
33AQI
32AQI
31AQI
34AQI
41AQI
41AQI
32AQI
27AQI
21AQI
21AQI
21AQI
22AQI
24AQI
26AQI
28AQI
29AQI
34AQI
26AQI
23AQI
25AQI
24AQI
20AQI
18AQI
18AQI
17AQI
17AQI
17AQI
19AQI
18AQI
19AQI
23AQI
24AQI
25AQI
24AQI
23AQI
23AQI
54AQI
52AQI
33AQI
27AQI
22AQI
40AQI
25AQI
24AQI
No. of days
202536AQI
Highest AQI recorded in
January54AQI
Lowest AQI recorded in
May22AQI
202430AQI
Highest AQI recorded in
December52AQI
Lowest AQI recorded in
September20AQI
202331AQI
Highest AQI recorded in
February49AQI
Lowest AQI recorded in
April21AQI
202230AQI
Highest AQI recorded in
December44AQI
Lowest AQI recorded in
September18AQI
202126AQI
Highest AQI recorded in
December41AQI
Lowest AQI recorded in
May18AQI
202023AQI
Highest AQI recorded in
November34AQI
Lowest AQI recorded in
June18AQI
Most & Least Polluted Years Over the Last 6 Years
Chamonix Mont Blanc's annual 2025 AQI (36) shows an average percentage change of 28.6% (worsened AQI) compared to previous years: 2020 (23), 2021 (26), 2022 (30), 2023 (31), 2024 (30).