Troyes, Grand Est, 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
Troyes, Grand Est, France
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 21 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Troyes, Grand Est, France
6 AM1st Aug 2025
9 PM
5 AM2nd Aug 2025
22AQI
19AQI
22AQI
18AQI
In the last 24 hours,
Troyes's AQI reached its highest point of 22 at 9 AM during the Day, while the lowest point, 18, was recorded at 5 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Troyes, Grand Est, France
21°C15/29°C
21°C11/29°C
21°C12/31°C
15°C13/18°C
14°C12/16°C
15°C9/20°C
18°C10/25°C
20°C11/28°C
22°C14/30°C
22°C14/30°C
24°C15/33°C
23°C17/30°C
21°C14/27°C
19°C16/20°C
22°C13/29°C
25°C17/33°C
23°C17/29°C
20°C16/25°C
18°C15/23°C
19°C15/26°C
18°C14/26°C
17°C13/23°C
20°C13/27°C
21°C15/27°C
18°C15/25°C
18°C12/22°C
20°C16/25°C
19°C15/23°C
20°C15/28°C
18°C15/23°C
--°C/°C
22AQI
22AQI
24AQI
24AQI
2025 Days Vs Air Quality
Troyes, Grand Est, France
78%
167
20%
43
1%
3
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 78%
Health Risk Level:
Low
In 2025, 78% of 214 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
Troyes, Grand Est, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
43AQI
40AQI
43AQI
57AQI
30AQI
27AQI
26AQI
23AQI
27AQI
31AQI
47AQI
49AQI
49AQI
77AQI
117AQI
66AQI
77AQI
78AQI
102AQI
76AQI
103AQI
57AQI
35AQI
23AQI
27AQI
27AQI
28AQI
29AQI
27AQI
29AQI
39AQI
68AQI
75AQI
75AQI
50AQI
68AQI
46AQI
58AQI
42AQI
26AQI
42AQI
36AQI
52AQI
55AQI
82AQI
75AQI
76AQI
73AQI
74AQI
74AQI
58AQI
50AQI
32AQI
42AQI
25AQI
25AQI
28AQI
27AQI
32AQI
46AQI
43AQI
63AQI
88AQI
76AQI
58AQI
40AQI
57AQI
59AQI
51AQI
65AQI
56AQI
42AQI
68AQI
55AQI
64AQI
69AQI
32AQI
41AQI
33AQI
48AQI
51AQI
49AQI
53AQI
64AQI
63AQI
57AQI
59AQI
29AQI
37AQI
36AQI
35AQI
28AQI
43AQI
38AQI
35AQI
26AQI
19AQI
32AQI
36AQI
50AQI
47AQI
33AQI
32AQI
32AQI
20AQI
17AQI
28AQI
24AQI
18AQI
21AQI
13AQI
25AQI
18AQI
23AQI
52AQI
40AQI
32AQI
33AQI
34AQI
38AQI
36AQI
29AQI
39AQI
37AQI
21AQI
25AQI
29AQI
36AQI
31AQI
27AQI
23AQI
19AQI
23AQI
33AQI
44AQI
33AQI
35AQI
35AQI
34AQI
28AQI
33AQI
32AQI
23AQI
22AQI
18AQI
19AQI
18AQI
17AQI
20AQI
20AQI
22AQI
21AQI
31AQI
34AQI
20AQI
17AQI
16AQI
15AQI
17AQI
30AQI
50AQI
41AQI
38AQI
53AQI
51AQI
30AQI
23AQI
29AQI
36AQI
41AQI
38AQI
34AQI
33AQI
31AQI
26AQI
26AQI
27AQI
19AQI
18AQI
17AQI
23AQI
30AQI
42AQI
36AQI
29AQI
28AQI
24AQI
19AQI
19AQI
22AQI
26AQI
28AQI
24AQI
28AQI
30AQI
25AQI
23AQI
20AQI
21AQI
23AQI
19AQI
18AQI
15AQI
15AQI
16AQI
19AQI
25AQI
20AQI
20AQI
22AQI
22AQI
21AQI
21AQI
49AQI
52AQI
53AQI
31AQI
28AQI
30AQI
24AQI
21AQI
No. of days
202538AQI
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
August21AQI
202433AQI
Highest AQI recorded in
January49AQI
Lowest AQI recorded in
October25AQI
202333AQI
Highest AQI recorded in
February51AQI
Lowest AQI recorded in
August23AQI
202239AQI
Highest AQI recorded in
March66AQI
Lowest AQI recorded in
November21AQI
202130AQI
Highest AQI recorded in
December42AQI
Lowest AQI recorded in
July23AQI
202037AQI
Highest AQI recorded in
November57AQI
Lowest AQI recorded in
June29AQI
Most & Least Polluted Years Over the Last 6 Years
Troyes's annual 2025 AQI (38) shows an average percentage change of 10.4% (worsened AQI) compared to previous years: 2020 (37), 2021 (30), 2022 (39), 2023 (33), 2024 (33).