Average annual temperature is 11.4 °C
Absolute maximum temperature: 19.6 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of Mason
* Weather data for Mason 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) | 17.6 | 19.0 | 19.6 | 18.1 | 18.3 | 17.2 | 16.2 | 17.4 | 17.4 | 17.6 | 16.7 | 17.3 |
| Average daytime temperature (°C) | 16.1 | 17.9 | 16.7 | 16.1 | 16.6 | 15.6 | 14.6 | 15.3 | 15.8 | 16.2 | 15.4 | 15.9 |
| Average temperature (°C) | 11.2 | 12.5 | 11.9 | 11.7 | 11.8 | 11.1 | 10.4 | 10.7 | 11.3 | 11.8 | 11.3 | 11.6 |
| Average night temperature (°C) | 7.2 | 7.6 | 8.3 | 8.7 | 8.1 | 7.5 | 6.9 | 6.7 | 7.4 | 8.6 | 8.5 | 8.2 |
| Absolute minimum temperature (°C) | 6.0 | 6.5 | 6.7 | 7.9 | 6.4 | 6.0 | 5.5 | 5.2 | 5.7 | 7.8 | 7.5 | 6.8 |
| 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) | 11.1 | 11.3 | 10.5 | 10.3 | 10.8 | 10.9 | 11.0 | 11.0 | 11.0 | 11.0 | 10.3 | 11.0 |
| Precipitation (mm) | 16 | 11 | 144 | 201 | 110 | 121 | 215 | 162 | 183 | 161 | 225 | 84 |
| Sunny days | 21 | 20 | 3 | 2 | 4 | 0 | 1 | 6 | 1 | 1 | 2 | 7 |
| Rainy days | 10 | 8 | 28 | 28 | 27 | 30 | 30 | 25 | 29 | 30 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mason is at