Kenya · Kiambu County · 5 cities
Air quality in Kiambu County today The AQI right now, city by city
Right now, Ruiru has the cleanest air of the 5 cities we track in Kiambu County (AQI 96, Moderate), and Kikuyu the worst (AQI 112, Unhealthy for sensitive groups). Karuri has the most tree cover, at 49.7% — #3 of 23 cities measured in Kenya.
Every city is measured the same way, over the same 2 km around its center: the air quality right now, from ground stations where there are any, and its tree cover.
AQI 102
Average right now
Unhealthy for sensitive groups
- cities tracked
- 5
- average tree cover
- 36.9%
- Kenya: 29.0%
- worst air now: Kikuyu
- 112
- cleanest air now: Ruiru
- 96
Lower is better on the US EPA index: 0–50 is Good, above 300 is Hazardous. Measured by Airleaf, refreshed hourly.
Kiambu County · average AQI 102
Air quality today across Kiambu County, city by city
| Ruiru | 96Moderate | 10.2% | 62.2K | #21 of 23 |
|---|---|---|---|---|
| Kikuyu | 112Unhealthy for sensitive groups | 44.7% | — | #5 of 23 |
| Karuri | 96Moderate | 49.7% | — | #3 of 23 |
| Limuru | 104Unhealthy for sensitive groups | 38.0% | — | #7 of 23 |
| Kiambu | 104Unhealthy for sensitive groups | 41.7% | — | #6 of 23 |
Air quality is the US AQI from ground monitoring stations via OpenAQ where available, otherwise the Open-Meteo / CAMS model, refreshed hourly. Tree cover is measured within 2 km of each city center from Sentinel-2 imagery; the rank compares every city measured in Kenya.
Other regions in Kenya
Clean-air buying guides
Cleaner air at home in Kiambu County
Picked by tested clean-air delivery rate (CADR), noise and running cost, from independent test labels. No brand pays to be listed.
- The best air purifiers for wildfire smoke and smog
Air purifiers that keep up with wildfire smoke and winter smog, ranked by verified smoke CADR, with the room each one clears on a smoky day.
- The best air purifiers for bedrooms: quiet picks sized for your room
Quiet HEPA air purifiers for bedrooms, compared on what matters at night: noise on the lowest setting (from 20 dB), verified room size and filter cost.
- The best air purifiers under $200
Good HEPA air purifiers under $200 at the makers' own prices, compared on verified clean air, room size and what the filters cost each year.
Your own street