Passy Chedde, 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
Passy Chedde, Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI Trends: Highest and Lowest
Same Day Analysis (6th August ):
On this day, AQI across the 3 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: 6th Aug - 7th Aug 2025
Passy Chedde, Chamonix Mont Blanc, Auvergne Rhone Alpes, France
6 AM6th Aug 2025
9 PM
5 AM7th Aug 2025
28AQI
19AQI
27AQI
23AQI
In the last 24 hours,
Passy Chedde's AQI reached its highest point of 28 at 8 PM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Passy Chedde, Chamonix Mont Blanc, Auvergne Rhone Alpes, France
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
13°C4/22°C
--°C/°C
23AQI
23AQI
25AQI
23AQI
2025 Days Vs Air Quality
Passy Chedde, Chamonix Mont Blanc, Auvergne Rhone Alpes, France
83%
180
17%
37
0.4%
1
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 219 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
Passy Chedde, Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
63AQI
49AQI
50AQI
49AQI
42AQI
33AQI
32AQI
23AQI
29AQI
37AQI
48AQI
42AQI
52AQI
70AQI
87AQI
92AQI
69AQI
87AQI
115AQI
99AQI
91AQI
98AQI
49AQI
44AQI
31AQI
27AQI
26AQI
33AQI
27AQI
34AQI
55AQI
37AQI
41AQI
57AQI
73AQI
69AQI
78AQI
85AQI
65AQI
75AQI
62AQI
37AQI
47AQI
46AQI
39AQI
50AQI
69AQI
64AQI
82AQI
88AQI
73AQI
50AQI
47AQI
33AQI
40AQI
30AQI
21AQI
30AQI
30AQI
36AQI
53AQI
48AQI
45AQI
43AQI
43AQI
48AQI
41AQI
44AQI
34AQI
27AQI
33AQI
23AQI
20AQI
19AQI
20AQI
22AQI
23AQI
25AQI
28AQI
32AQI
30AQI
29AQI
29AQI
29AQI
34AQI
36AQI
43AQI
32AQI
36AQI
29AQI
31AQI
39AQI
40AQI
32AQI
28AQI
39AQI
30AQI
31AQI
36AQI
30AQI
32AQI
30AQI
29AQI
39AQI
37AQI
31AQI
32AQI
26AQI
22AQI
21AQI
19AQI
19AQI
20AQI
18AQI
20AQI
20AQI
23AQI
22AQI
26AQI
25AQI
30AQI
28AQI
29AQI
24AQI
22AQI
21AQI
27AQI
33AQI
29AQI
21AQI
26AQI
18AQI
19AQI
21AQI
21AQI
20AQI
19AQI
21AQI
21AQI
22AQI
23AQI
20AQI
20AQI
23AQI
24AQI
19AQI
20AQI
20AQI
17AQI
20AQI
24AQI
27AQI
29AQI
28AQI
33AQI
22AQI
24AQI
25AQI
37AQI
50AQI
56AQI
63AQI
61AQI
55AQI
54AQI
55AQI
38AQI
38AQI
42AQI
45AQI
52AQI
51AQI
53AQI
52AQI
53AQI
51AQI
46AQI
40AQI
35AQI
31AQI
34AQI
32AQI
30AQI
34AQI
45AQI
45AQI
33AQI
29AQI
21AQI
20AQI
21AQI
24AQI
25AQI
29AQI
31AQI
31AQI
39AQI
30AQI
23AQI
24AQI
23AQI
21AQI
20AQI
18AQI
19AQI
19AQI
18AQI
20AQI
20AQI
21AQI
26AQI
26AQI
23AQI
23AQI
22AQI
22AQI
22AQI
23AQI
54AQI
54AQI
33AQI
28AQI
23AQI
43AQI
26AQI
23AQI
No. of days
202537AQI
Highest AQI recorded in
January54AQI
Lowest AQI recorded in
August23AQI
202433AQI
Highest AQI recorded in
December55AQI
Lowest AQI recorded in
September22AQI
202337AQI
Highest AQI recorded in
February49AQI
Lowest AQI recorded in
April20AQI
202243AQI
Highest AQI recorded in
December52AQI
Lowest AQI recorded in
November34AQI
Most & Least Polluted Years Over the Last 4 Years
Passy Chedde's annual 2025 AQI (37) shows an average percentage change of -0.8% (improved AQI) compared to previous years: 2022 (43), 2023 (37), 2024 (33).