Average annual temperature is 20.1 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: 13.3 °C
Number of sunny days: 86 days
Number of rainy days: 279 days
Look at detailed online map of Siriba
* Weather data for Siriba 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) | 30.5 | 31.3 | 29.6 | 27.3 | 27.5 | 26.7 | 27.0 | 28.5 | 27.5 | 29.7 | 26.6 | 27.4 |
| Average daytime temperature (°C) | 26.9 | 28.5 | 25.2 | 25.0 | 25.7 | 25.1 | 25.1 | 26.3 | 25.7 | 26.6 | 24.7 | 25.6 |
| Average temperature (°C) | 20.3 | 21.8 | 19.8 | 19.9 | 20.1 | 19.8 | 19.6 | 20.4 | 19.8 | 20.6 | 19.5 | 20.1 |
| Average night temperature (°C) | 15.3 | 16.4 | 15.9 | 16.3 | 15.9 | 15.9 | 15.2 | 15.6 | 15.5 | 16.2 | 15.9 | 16.1 |
| Absolute minimum temperature (°C) | 13.9 | 14.4 | 14.9 | 15.1 | 14.9 | 14.6 | 13.3 | 14.1 | 14.3 | 15.2 | 14.6 | 14.9 |
| 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) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| 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) | 11.3 | 11.3 | 10.5 | 10.2 | 10.8 | 10.6 | 10.9 | 11.0 | 10.9 | 10.6 | 10.2 | 10.7 |
| Precipitation (mm) | 7 | 40 | 246 | 252 | 78 | 46 | 48 | 37 | 121 | 100 | 252 | 102 |
| Sunny days | 18 | 17 | 5 | 3 | 8 | 6 | 10 | 8 | 2 | 6 | 0 | 3 |
| Rainy days | 13 | 11 | 26 | 27 | 23 | 24 | 21 | 23 | 28 | 25 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siriba is at