Average annual temperature is 28.6 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Isiolo
* Weather data for Isiolo 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) | 37.1 | 37.6 | 37.5 | 34.5 | 36.9 | 36.6 | 36.5 | 37.1 | 37.8 | 38.4 | 31.4 | 35.4 |
| Average daytime temperature (°C) | 35.3 | 36.1 | 34.6 | 32.2 | 34.7 | 35.3 | 34.3 | 35.1 | 36.4 | 34.4 | 29.7 | 33.8 |
| Average temperature (°C) | 29.4 | 30.2 | 29.3 | 26.9 | 29.3 | 29.3 | 28.1 | 28.7 | 30.0 | 28.9 | 25.4 | 28.4 |
| Average night temperature (°C) | 23.5 | 24.1 | 24.5 | 23.0 | 24.1 | 23.8 | 22.9 | 23.1 | 23.8 | 23.6 | 22.2 | 23.2 |
| Absolute minimum temperature (°C) | 20.9 | 22.5 | 21.8 | 21.7 | 22.7 | 23.0 | 21.7 | 21.5 | 23.0 | 21.7 | 21.3 | 20.3 |
| 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 | 12.2 | 12.2 | 12.2 | 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) | 10.9 | 11.2 | 10.5 | 9.6 | 10.9 | 10.5 | 9.8 | 10.4 | 11.2 | 10.6 | 8.8 | 11.0 |
| Precipitation (mm) | 12 | 0 | 102 | 136 | 24 | 0 | 1 | 1 | 0 | 102 | 293 | 10 |
| Sunny days | 26 | 27 | 15 | 1 | 21 | 30 | 29 | 27 | 26 | 14 | 1 | 12 |
| Rainy days | 5 | 1 | 16 | 29 | 10 | 0 | 2 | 4 | 4 | 17 | 29 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Isiolo is at