Weather in Nairobi in August 2025
Average weather
Average temperature in Nairobi in August
Going from a maximum of +28°C during the day to a minimum of +11°C during the night, the temperature in August averages around +24°C.
The average maximum temperature goes up 6% by the end of the month, compared with the beginning of the month, from +22°C to +23°C.
Is Nairobi warm or cold in August?
Nairobi is typically warm in August.
Maximum temperatures go up compared to the previous month from +22°C to +23°C. The minimum temperature also goes up from +13°C to +13°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
August is one of the coolest months in Nairobi, here is the comparison with other months:
Climate in Nairobi in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +22°C | +23°C | +25°C | ||||
| Min. temperature | ||||||
| +8°C | +8°C | +9°C | ||||
| Max. temperature | ||||||
| +29°C | +30°C | +33°C | ||||
| Rainfall | ||||||
| 13 mm | 15 mm | 13 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 72% | 70% | 65% | ||||
| Air pressure | ||||||
| 1019 HPa | 1019 HPa | 1018 HPa | ||||
| Sunny days | ||||||
| 0 | 1 | 1 | ||||
| Cloudy days | ||||||
| 17 | 17 | 18 | ||||
| Rainy days | ||||||
| 13 | 13 | 10 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as good as in July. It’s getting warmer as August arrives. The average maximum temperature goes up from +22°C to +23°C during the day. Prepare for more rain. Average rainfall goes from 13 mm to 15 mm. It feels drier, as humidity decreases from 72% to 70%. The average wind speed doesn’t change much during August, staying around 2 m/s. The good news is there are likely to be more sunny days in August, from 0 to 1.
September brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Nairobi is gradually decreasing during August, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last August in Nairobi?
Climate Change over Years
The climate in Nairobi in August has not changed much over the last 43 years.
The average temperature was the lowest in 1989 (+23°C) and the highest in 2017 (+26°C). The driest year was 2000 with only 199 mm of rainfall, and the wettest year was 2019 with 920 mm.
FAQ
Is August a good time to visit Nairobi?
Can you sunbathe in Nairobi in August?
Is Nairobi rainy in August?
Is it sunny in Nairobi in August?
Other cities in Kenya
Monthly weather in Nairobi
Source of the data
For this page, we’ve looked at the typical weather in Nairobi, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.