Average annual temperature is 27.5 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 20.1 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Sumai
* Weather data for Sumai Kenya is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.6 | 37.4 | 37.9 | 36.1 | 36.1 | 34.9 | 34.9 | 34.0 | 36.0 | 36.9 | 34.0 | 35.5 |
| Average daytime temperature (°C) | 35.5 | 36.0 | 35.6 | 32.1 | 32.9 | 33.2 | 31.8 | 32.6 | 34.3 | 34.7 | 30.2 | 33.3 |
| Average temperature (°C) | 29.1 | 29.3 | 29.2 | 27.1 | 27.3 | 27.1 | 25.8 | 26.3 | 27.2 | 28.2 | 25.8 | 27.9 |
| Average night temperature (°C) | 23.4 | 23.6 | 24.1 | 23.4 | 23.2 | 22.4 | 21.3 | 21.5 | 22.4 | 23.5 | 22.6 | 23.6 |
| Absolute minimum temperature (°C) | 22.1 | 22.2 | 22.7 | 20.9 | 22.4 | 21.1 | 20.1 | 20.3 | 21.0 | 21.6 | 22.1 | 22.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.9 | 10.7 | 10.6 | 9.2 | 10.3 | 10.2 | 9.5 | 9.7 | 10.1 | 10.7 | 9.4 | 10.6 |
| Precipitation (mm) | 3 | 0 | 47 | 207 | 29 | 8 | 22 | 17 | 13 | 38 | 268 | 80 |
| Sunny days | 26 | 23 | 17 | 1 | 3 | 16 | 9 | 7 | 9 | 9 | 0 | 8 |
| Rainy days | 5 | 5 | 14 | 29 | 28 | 14 | 22 | 24 | 21 | 22 | 30 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sumai is at