Nairobi Weather in December
What's the weather like in Nairobi (Nairobi Area) in December 2025?
The climate in Nairobi during December can be summarized as warm and a little damp.
December is in the summer in Nairobi and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 13°C (55°F) is normal.
| Daytime temperature | 23.6°C 74.5°F |
|---|---|
| Nightly temperature | 12.6°C 54.7°F |
| Average temperature | 18.1°C 64.6°F |
| Daily sunshine | 8.7 hrs |
| Avg rainfall | 99 mm 3.9 ins |
| Rainy days | 12 days |
| Sea temperature | 28.2°C 82.7°F |
| Humidity | 66% |
| Windspeed | 15.1kph 9 mph |
On average December is the 4th wettest month of the year in Nairobi with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.7 hours of sunshine per day.
December temperatures in Nairobi
December rainfall
December hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Nairobi in December 2025.
Other monthly averages
Best places to visit in December
Nairobi weather stats
| Hottest month: | March | 25.5°C 77.9°F |
|---|---|---|
| Driest month: | July | 22mm 0.9ins |
| Sunniest month: | February | 9.6hrs |
| Coldest month: | July | 20.5°C 68.9°F |
| Wettest month: | April | 244mm 9.6ins |
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