Average annual temperature is 18.7 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: 10.2 °C
Number of sunny days: 113 days
Number of rainy days: 252 days
Look at detailed online map of Siongiroi
* Weather data for Siongiroi 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) | 28.5 | 32.3 | 30.1 | 25.6 | 25.8 | 26.0 | 26.9 | 28.5 | 27.2 | 29.3 | 28.4 | 27.6 |
| Average daytime temperature (°C) | 26.5 | 29.0 | 25.2 | 24.0 | 24.2 | 24.3 | 24.5 | 25.4 | 24.9 | 27.5 | 24.4 | 25.0 |
| Average temperature (°C) | 19.1 | 21.2 | 18.4 | 17.7 | 18.2 | 18.1 | 18.1 | 19.0 | 18.2 | 19.9 | 17.9 | 18.4 |
| Average night temperature (°C) | 12.0 | 13.5 | 13.4 | 13.4 | 13.6 | 13.1 | 12.9 | 13.6 | 13.1 | 13.9 | 13.7 | 13.0 |
| Absolute minimum temperature (°C) | 10.2 | 11.6 | 12.3 | 12.1 | 12.4 | 11.5 | 11.4 | 12.3 | 11.7 | 12.1 | 11.3 | 11.2 |
| 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 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 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) | 11.1 | 11.0 | 10.1 | 10.1 | 10.6 | 10.7 | 10.8 | 10.9 | 10.8 | 10.9 | 9.7 | 10.7 |
| Precipitation (mm) | 1 | 4 | 174 | 153 | 29 | 16 | 9 | 23 | 61 | 29 | 234 | 81 |
| Sunny days | 24 | 16 | 6 | 3 | 11 | 5 | 12 | 16 | 5 | 11 | 1 | 3 |
| Rainy days | 7 | 12 | 25 | 27 | 20 | 25 | 19 | 15 | 25 | 20 | 29 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siongiroi is at