Cergy Pontoise, Cergy, Ile De France, France Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Cergy Pontoise, Cergy, Ile De France, France
AQI Trends: Highest and Lowest
Same Day Analysis (12th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 33 of Good air quality on the same day.
Day & Night AQI Trend: 11th Jul - 12th Jul 2026
Cergy Pontoise, Cergy, Ile De France, France
5 AM11th Jul 2026
9 PM
4 AM12th Jul 2026
54AQI
21AQI
38AQI
24AQI
In the last 24 hours,
Cergy Pontoise's AQI reached its highest point of 54 at 10 AM during the Day, while the lowest point, 21, was recorded at 7 PM during the Day between 11th Jul and 12th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Cergy Pontoise, Cergy, Ile De France, France
19°C13/26°C
17°C10/24°C
20°C11/29°C
22°C17/27°C
23°C15/32°C
26°C17/36°C
27°C19/36°C
26°C18/34°C
27°C18/36°C
30°C23/38°C
31°C22/39°C
33°C25/41°C
33°C25/41°C
31°C24/38°C
28°C19/37°C
25°C20/32°C
22°C14/29°C
22°C14/29°C
20°C13/27°C
19°C14/23°C
22°C13/30°C
22°C13/31°C
23°C15/32°C
26°C17/35°C
26°C18/35°C
27°C18/36°C
28°C20/35°C
29°C21/36°C
30°C21/37°C
30°C22/37°C
31AQI
23AQI
32AQI
27AQI
2026 Days Vs Air Quality
Cergy Pontoise, Cergy, Ile De France, France
91%
172
9%
18
Total number of days with different AQI categories in last 193 days in 2026 (172 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 193 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
Cergy Pontoise, Cergy, Ile De France, France
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
61AQI (US)
36AQI (US)
38AQI (US)
52AQI (US)
64AQI (US)
70AQI (US)
48AQI (US)
28AQI (US)
17AQI (US)
22AQI (US)
42AQI (US)
19AQI (US)
16AQI (US)
24AQI (US)
25AQI (US)
19AQI (US)
41AQI (US)
52AQI (US)
74AQI (US)
49AQI (US)
25AQI (US)
30AQI (US)
42AQI (US)
42AQI (US)
44AQI (US)
31AQI (US)
19AQI (US)
43AQI (US)
55AQI (US)
17AQI (US)
31AQI (US)
16AQI (US)
30AQI (US)
35AQI (US)
34AQI (US)
44AQI (US)
37AQI (US)
32AQI (US)
36AQI (US)
44AQI (US)
25AQI (US)
30AQI (US)
32AQI (US)
38AQI (US)
38AQI (US)
38AQI (US)
28AQI (US)
34AQI (US)
34AQI (US)
29AQI (US)
34AQI (US)
24AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
33AQI (US)
39AQI (US)
33AQI (US)
27AQI (US)
31AQI (US)
34AQI (US)
52AQI (US)
49AQI (US)
52AQI (US)
56AQI (US)
80AQI (US)
85AQI (US)
52AQI (US)
26AQI (US)
38AQI (US)
40AQI (US)
39AQI (US)
38AQI (US)
29AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
36AQI (US)
48AQI (US)
55AQI (US)
45AQI (US)
54AQI (US)
46AQI (US)
35AQI (US)
23AQI (US)
27AQI (US)
31AQI (US)
24AQI (US)
22AQI (US)
27AQI (US)
39AQI (US)
41AQI (US)
24AQI (US)
21AQI (US)
28AQI (US)
25AQI (US)
23AQI (US)
24AQI (US)
27AQI (US)
22AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
22AQI (US)
21AQI (US)
30AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
19AQI (US)
20AQI (US)
29AQI (US)
32AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
26AQI (US)
21AQI (US)
16AQI (US)
24AQI (US)
51AQI (US)
39AQI (US)
27AQI (US)
35AQI (US)
35AQI (US)
28AQI (US)
19AQI (US)
22AQI (US)
14AQI (US)
23AQI (US)
36AQI (US)
36AQI (US)
34AQI (US)
35AQI (US)
35AQI (US)
37AQI (US)
35AQI (US)
40AQI (US)
63AQI (US)
41AQI (US)
39AQI (US)
26AQI (US)
32AQI (US)
29AQI (US)
39AQI (US)
27AQI (US)
19AQI (US)
20AQI (US)
19AQI (US)
17AQI (US)
16AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
14AQI (US)
12AQI (US)
14AQI (US)
21AQI (US)
13AQI (US)
10AQI (US)
17AQI (US)
32AQI (US)
13AQI (US)
23AQI (US)
42AQI (US)
36AQI (US)
37AQI (US)
44AQI (US)
45AQI (US)
45AQI (US)
48AQI (US)
57AQI (US)
40AQI (US)
34AQI (US)
18AQI (US)
22AQI (US)
20AQI (US)
18AQI (US)
21AQI (US)
14AQI (US)
14AQI (US)
25AQI (US)
25AQI (US)
22AQI (US)
19AQI (US)
24AQI (US)
35AQI (US)
33AQI (US)
38AQI (US)
33AQI (US)
41AQI (US)
26AQI (US)
32AQI (US)
26AQI (US)
23AQI (US)
No. of days
202632AQI (US)
Highest AQI (US) recorded in
March41AQI (US)
Lowest AQI (US) recorded in
July23AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
February56AQI (US)
Lowest AQI (US) recorded in
September24AQI (US)
202428AQI (US)
Highest AQI (US) recorded in
November41AQI (US)
Lowest AQI (US) recorded in
February23AQI (US)
202326AQI (US)
Highest AQI (US) recorded in
June34AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
202227AQI (US)
Highest AQI (US) recorded in
August39AQI (US)
Lowest AQI (US) recorded in
November19AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
February37AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
October25AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Cergy Pontoise's annual 2026 AQI (US) (32) shows an average percentage change of 6.2% (worsened AQI (US)) compared to previous years: 2020 (33), 2021 (30), 2022 (27), 2023 (26), 2024 (28), 2025 (41).