See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:22
Sunrise
18:23
Sunset
Moon
Waxing Gibbous
17:31
Moonrise
05:09
Moonset
Daily Forecast
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Air Quality Data Available
Upgrade to access real-time air quality data for Athi River.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Athi River.
View stargazing scoreWeather in Athi River today, September 25, 2026
Cloud cover dominates in Athi River on September 25, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. Expect a grey start, with morning cloud around 76% by 06:00. Outdoor plans early on should not rely on bright skies.
The temperature range runs from about 15°C up to 28°C. Moisture in the air spans 32%-93%, with the highest values around 06:00. Expect gentle winds, highest near 18:00 at 6.2 km/h.
Expect persistent cloud later on, with amounts around 60% by 12:00. Sunshine remains the exception, not the rule. Horizontal visibility holds close to 16.1 km. The sun rises at 06:22 and sets at 18:23, for a total of 12 hours 0 minutes of sunlight today.
Overall, Athi River on September 25, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 28°C.
Frequently asked questions about weather in Athi River
How warm does it get in Athi River?
The warmest month in Athi River is March, with average high temperatures of 27°C. The average temperature during this period is around 21°C.
How cold does it get in Athi River?
The coldest month in Athi River is August, with average low temperatures of 14°C. The average temperature during this period is around 18°C.
What is the wettest time of year in Athi River?
The wettest month in Athi River is April, with an average of 175mm of precipitation.
What is the driest time of year in Athi River?
The driest month in Athi River is July, with an average of 16mm of precipitation.