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!
September Air Quality Analysis
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI Trends: Highest and Lowest
Same Day Analysis (24th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 32 of Good air quality on the same day.
Day & Night AQI Trend: 23rd Sep - 24th Sep 2026
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
7 AM23rd Sep 2026
7 PM
6 AM24th Sep 2026
39AQI
31AQI
34AQI
30AQI
In the last 24 hours,
Chamonix Mont Blanc's AQI reached its highest point of 39 at 5 PM during the Day, while the lowest point, 30, was recorded at 6 AM during the Night between 23rd Sep and 24th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
17°C12/22°C
19°C14/27°C
14°C9/18°C
11°C7/17°C
14°C9/20°C
13°C8/17°C
12°C7/18°C
14°C9/19°C
14°C8/20°C
17°C12/25°C
16°C11/21°C
17°C11/23°C
18°C13/23°C
18°C12/24°C
10°C7/13°C
7°C5/9°C
9°C4/15°C
10°C5/17°C
12°C6/18°C
13°C9/19°C
14°C10/20°C
13°C9/16°C
9°C6/13°C
9°C5/14°C
10°C5/17°C
13°C8/19°C
12°C8/17°C
12°C8/18°C
11°C7/17°C
13°C9/20°C
35AQI
32AQI
36AQI
32AQI
2026 Days Vs Air Quality
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
90%
237
10%
26
0.3%
1
Total number of days with different AQI categories in last 267 days in 2026 (98 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2026, 90% of 267 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Chamonix Mont Blanc, Auvergne Rhone Alpes, France
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
106AQI (US)
96AQI (US)
71AQI (US)
78AQI (US)
88AQI (US)
81AQI (US)
87AQI (US)
59AQI (US)
40AQI (US)
41AQI (US)
49AQI (US)
41AQI (US)
44AQI (US)
31AQI (US)
53AQI (US)
49AQI (US)
86AQI (US)
83AQI (US)
57AQI (US)
52AQI (US)
69AQI (US)
80AQI (US)
74AQI (US)
48AQI (US)
63AQI (US)
43AQI (US)
40AQI (US)
61AQI (US)
52AQI (US)
34AQI (US)
36AQI (US)
49AQI (US)
23AQI (US)
30AQI (US)
45AQI (US)
43AQI (US)
26AQI (US)
31AQI (US)
42AQI (US)
58AQI (US)
21AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
29AQI (US)
14AQI (US)
33AQI (US)
30AQI (US)
26AQI (US)
22AQI (US)
42AQI (US)
32AQI (US)
25AQI (US)
26AQI (US)
18AQI (US)
28AQI (US)
29AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
30AQI (US)
34AQI (US)
43AQI (US)
52AQI (US)
67AQI (US)
70AQI (US)
51AQI (US)
36AQI (US)
42AQI (US)
34AQI (US)
14AQI (US)
17AQI (US)
16AQI (US)
12AQI (US)
23AQI (US)
14AQI (US)
34AQI (US)
40AQI (US)
42AQI (US)
50AQI (US)
29AQI (US)
33AQI (US)
38AQI (US)
24AQI (US)
16AQI (US)
14AQI (US)
27AQI (US)
14AQI (US)
21AQI (US)
18AQI (US)
22AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
19AQI (US)
13AQI (US)
13AQI (US)
16AQI (US)
18AQI (US)
13AQI (US)
20AQI (US)
18AQI (US)
12AQI (US)
9AQI (US)
18AQI (US)
32AQI (US)
15AQI (US)
14AQI (US)
14AQI (US)
16AQI (US)
18AQI (US)
18AQI (US)
12AQI (US)
17AQI (US)
13AQI (US)
20AQI (US)
14AQI (US)
16AQI (US)
20AQI (US)
16AQI (US)
16AQI (US)
12AQI (US)
13AQI (US)
18AQI (US)
21AQI (US)
22AQI (US)
27AQI (US)
24AQI (US)
22AQI (US)
19AQI (US)
15AQI (US)
18AQI (US)
36AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
38AQI (US)
35AQI (US)
38AQI (US)
40AQI (US)
52AQI (US)
42AQI (US)
33AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
20AQI (US)
20AQI (US)
25AQI (US)
18AQI (US)
13AQI (US)
16AQI (US)
12AQI (US)
20AQI (US)
18AQI (US)
20AQI (US)
16AQI (US)
10AQI (US)
16AQI (US)
18AQI (US)
17AQI (US)
16AQI (US)
18AQI (US)
21AQI (US)
22AQI (US)
23AQI (US)
14AQI (US)
16AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
23AQI (US)
18AQI (US)
21AQI (US)
34AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
22AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
13AQI (US)
13AQI (US)
12AQI (US)
15AQI (US)
20AQI (US)
23AQI (US)
33AQI (US)
24AQI (US)
29AQI (US)
47AQI (US)
39AQI (US)
24AQI (US)
26AQI (US)
34AQI (US)
29AQI (US)
36AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
27AQI (US)
32AQI (US)
30AQI (US)
38AQI (US)
30AQI (US)
40AQI (US)
48AQI (US)
53AQI (US)
43AQI (US)
42AQI (US)
40AQI (US)
44AQI (US)
33AQI (US)
31AQI (US)
30AQI (US)
31AQI (US)
35AQI (US)
34AQI (US)
36AQI (US)
34AQI (US)
44AQI (US)
42AQI (US)
27AQI (US)
32AQI (US)
30AQI (US)
26AQI (US)
29AQI (US)
31AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
31AQI (US)
27AQI (US)
30AQI (US)
46AQI (US)
59AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
31AQI (US)
31AQI (US)
41AQI (US)
47AQI (US)
32AQI (US)
34AQI (US)
33AQI (US)
30AQI (US)
33AQI (US)
36AQI (US)
34AQI (US)
35AQI (US)
38AQI (US)
34AQI (US)
31AQI (US)
31AQI (US)
32AQI (US)
34AQI (US)
32AQI (US)
61AQI (US)
30AQI (US)
32AQI (US)
17AQI (US)
27AQI (US)
19AQI (US)
28AQI (US)
34AQI (US)
34AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
January61AQI (US)
Lowest AQI (US) recorded in
April17AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
December81AQI (US)
Lowest AQI (US) recorded in
September20AQI (US)
202430AQI (US)
Highest AQI (US) recorded in
December52AQI (US)
Lowest AQI (US) recorded in
September20AQI (US)
202331AQI (US)
Highest AQI (US) recorded in
February49AQI (US)
Lowest AQI (US) recorded in
April21AQI (US)
202230AQI (US)
Highest AQI (US) recorded in
January44AQI (US)
Lowest AQI (US) recorded in
September18AQI (US)
202126AQI (US)
Highest AQI (US) recorded in
December41AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
202023AQI (US)
Highest AQI (US) recorded in
November34AQI (US)
Lowest AQI (US) recorded in
October18AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chamonix Mont Blanc's annual 2026 AQI (US) (31) shows an average percentage change of 6.04% (worsened AQI (US)) compared to previous years: 2020 (23), 2021 (26), 2022 (30), 2023 (31), 2024 (30), 2025 (41).