Average annual temperature is 24.4 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 3.9 °C
Number of sunny days: 299 days
Number of rainy days: 66 days
Look at detailed online map of Onesi
* Weather data for Onesi Namibia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.0 | 37.0 | 36.0 | 33.7 | 32.4 | 30.8 | 30.8 | 34.4 | 36.5 | 38.3 | 38.0 | 37.4 |
| Average daytime temperature (°C) | 28.5 | 33.4 | 32.3 | 31.6 | 30.8 | 27.8 | 26.6 | 30.6 | 33.8 | 35.9 | 33.6 | 32.4 |
| Average temperature (°C) | 23.2 | 26.7 | 26.4 | 25.8 | 23.5 | 19.5 | 18.7 | 22.5 | 25.4 | 28.3 | 26.9 | 26.2 |
| Average night temperature (°C) | 18.5 | 18.9 | 20.1 | 19.3 | 15.4 | 11.0 | 10.8 | 13.7 | 15.9 | 19.5 | 19.7 | 19.9 |
| Absolute minimum temperature (°C) | 14.8 | 14.0 | 15.7 | 17.0 | 11.2 | 3.9 | 6.3 | 8.7 | 11.2 | 16.7 | 16.1 | 16.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 10.0 | 11.1 | 10.8 | 10.4 | 10.2 | 10.1 | 10.3 | 10.7 | 11.3 | 11.1 | 11.1 | 10.6 |
| Precipitation (mm) | 147 | 2 | 35 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 47 | 56 |
| Sunny days | 9 | 25 | 22 | 27 | 31 | 30 | 31 | 31 | 30 | 29 | 16 | 18 |
| Rainy days | 22 | 3 | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 14 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Onesi is at