Nairobi CMR, Nairobi, Nairobi County, Kenya 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
Nairobi CMR, Nairobi, Nairobi County, Kenya
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Aug - 22nd Aug 2025
Nairobi CMR, Nairobi, Nairobi County, Kenya
6 AM21st Aug 2025
6 PM
5 AM22nd Aug 2025
65AQI
55AQI
60AQI
52AQI
In the last 24 hours,
Nairobi CMR's AQI reached its highest point of 65 at 9 AM during the Day, while the lowest point, 52, was recorded at 11 PM during the Night between 21st Aug and 22nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Nairobi CMR, Nairobi, Nairobi County, Kenya
17°C14/22°C
18°C12/24°C
19°C12/27°C
18°C12/25°C
18°C12/25°C
18°C12/25°C
17°C13/24°C
17°C11/24°C
18°C12/25°C
17°C13/22°C
17°C14/22°C
17°C12/23°C
17°C12/22°C
18°C12/23°C
18°C12/24°C
18°C14/24°C
17°C13/25°C
15°C14/17°C
18°C13/24°C
17°C13/23°C
17°C14/20°C
18°C13/23°C
19°C13/24°C
18°C14/22°C
19°C16/24°C
19°C15/23°C
17°C15/19°C
17°C14/20°C
18°C14/23°C
18°C14/23°C
--°C/°C
65AQI
60AQI
65AQI
57AQI
2025 Days Vs Air Quality
Nairobi CMR, Nairobi, Nairobi County, Kenya
17%
25
83%
123
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Under WHO’s Safe Air Quality Limits: 17%
Health Risk Level:
Extreme
In 2025, 17% of 234 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Nairobi CMR, Nairobi, Nairobi County, Kenya
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
72AQI
75AQI
74AQI
75AQI
66AQI
71AQI
74AQI
75AQI
69AQI
61AQI
57AQI
67AQI
74AQI
69AQI
67AQI
72AQI
68AQI
59AQI
61AQI
61AQI
61AQI
64AQI
60AQI
62AQI
61AQI
58AQI
60AQI
56AQI
60AQI
60AQI
63AQI
61AQI
64AQI
64AQI
62AQI
50AQI
49AQI
51AQI
49AQI
49AQI
50AQI
56AQI
49AQI
52AQI
51AQI
48AQI
56AQI
49AQI
51AQI
51AQI
52AQI
55AQI
56AQI
51AQI
45AQI
49AQI
50AQI
46AQI
50AQI
47AQI
53AQI
57AQI
50AQI
42AQI
48AQI
47AQI
45AQI
47AQI
53AQI
55AQI
51AQI
46AQI
46AQI
43AQI
45AQI
50AQI
55AQI
56AQI
56AQI
65AQI
59AQI
56AQI
57AQI
54AQI
55AQI
58AQI
62AQI
57AQI
62AQI
61AQI
56AQI
53AQI
52AQI
54AQI
54AQI
54AQI
55AQI
59AQI
54AQI
53AQI
55AQI
58AQI
57AQI
56AQI
54AQI
55AQI
57AQI
58AQI
57AQI
58AQI
60AQI
62AQI
62AQI
61AQI
61AQI
62AQI
64AQI
63AQI
63AQI
62AQI
63AQI
61AQI
60AQI
58AQI
55AQI
58AQI
66AQI
68AQI
72AQI
67AQI
63AQI
63AQI
65AQI
63AQI
62AQI
65AQI
67AQI
61AQI
61AQI
63AQI
66AQI
60AQI
60AQI
61AQI
60AQI
59AQI
58AQI
58AQI
72AQI
64AQI
50AQI
54AQI
59AQI
63AQI
No. of days
202558AQI
Highest AQI recorded in
March72AQI
Lowest AQI recorded in
May50AQI
Most & Least Polluted Years Over the Last 1 Years
Nairobi CMR's annual 2025 AQI (58) shows an average percentage change of NaN% (improved AQI) compared to previous years: .