Kiambu County weather
Today's sky, the hour-by-hour rain chance and the 16-day forecast for Kiambu County, Kenya. Like most weather services, we show Kiambu County at one spot: Ruiru, its largest city. At 12:30 AM local time it was cloudy and 17°C (62°F). Mostly light, on-and-off rain; heavier around 7 PM (6.0 mm total). Best months for weather: Jun–Sep, Jan–Feb.
Current conditions
- Clouds
- 84%
- Chance of rain
- 78%
- Rain
- 0.2 mm/h
Hourly Forecast
Mostly light, on-and-off rain; heavier around 7 PM (6.0 mm total)
Daily Forecast
Best Time to Visit
Peak season Jun–Sep, Jan–FebOff season Apr, Nov
About Ruiru weather
Is it raining in Ruiru right now?
No. It’s cloudy and 17° right now. Mostly light, on-and-off rain; heavier around 7 PM (6.0 mm total).
What’s the weather like in Ruiru this week?
Over the next 7 days, expect highs of 25–27° and lows of 14–17°. Rain is likely on 7 of 7 days (Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday). The driest day looks like Tuesday.
Has it been raining in Ruiru lately?
In the past 7 days, Ruiru had 4 rainy days and 16.1 mm of rain in total.
What should I pack for Ruiru?
For the coming week, bring an umbrella or rain jacket, light, breathable clothes and sunscreen.
Kiambu County weather by month
When is the best time to visit Kiambu County?
Based on weather alone, the best time to visit Kiambu County is Jun–Sep, Jan–Feb, according to NASA's 2001–2025 climate averages. Apr, Nov tends to be the least pleasant. Average highs run from 23°C (74°F) in June to 27°C (81°F) in February.
What is the rainiest month in Kiambu County?
April is the wettest month, with about 153 mm (6.0 in) of rain on average. July is the driest, with about 25 mm (1.0 in).
What is the hottest month in Kiambu County?
February is the warmest, with average highs of 27°C (81°F) and lows of 13°C (55°F). June is the coolest, with highs of 23°C (74°F) and lows of 12°C (53°F).
Does Kiambu County have a rainy season?
Yes. Apr is the rainy season (150 mm or more a month), while Jun–Sep, Jan–Feb is usually dry (under 60 mm).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis for Ruiru), forecast and current conditions from Open-Meteo. Page updated . How we rate months
Compare places in Kiambu County
Weather can differ a lot within Kiambu County: coasts, hills and mountains each have their own climate.
| Place | Best months | Rainy months | Highs | Rain a year |
|---|---|---|---|---|
| Ruiru | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Kikuyu | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Karuri | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Limuru | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Juja | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Kiambu | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |
| Githunguri | Jun–Sep, Jan–Feb | Apr | 23–27°C | 789 mm |