Average annual temperature is 23.3 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 3.8 °C
Number of sunny days: 325 days
Number of rainy days: 40 days
Look at detailed online map of Bonna
* Weather data for Bonna 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) | 39.5 | 38.7 | 37.9 | 34.9 | 32.2 | 28.8 | 30.4 | 33.0 | 36.5 | 40.8 | 40.2 | 40.3 |
| Average daytime temperature (°C) | 32.9 | 33.8 | 33.4 | 31.6 | 28.5 | 25.1 | 24.9 | 28.4 | 30.9 | 34.8 | 35.4 | 34.1 |
| Average temperature (°C) | 25.4 | 25.6 | 25.2 | 25.1 | 21.5 | 17.5 | 17.7 | 20.9 | 22.2 | 25.7 | 27.1 | 25.6 |
| Average night temperature (°C) | 19.3 | 18.6 | 18.1 | 19.3 | 15.5 | 11.1 | 11.6 | 14.1 | 14.1 | 17.8 | 19.9 | 18.1 |
| Absolute minimum temperature (°C) | 14.4 | 11.0 | 11.9 | 15.4 | 6.6 | 5.0 | 3.8 | 9.0 | 5.4 | 12.2 | 11.9 | 13.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.4 | 12.9 | 12.2 | 11.6 | 11.0 | 10.7 | 10.9 | 11.3 | 12.0 | 12.6 | 13.2 | 13.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.5 | 11.7 | 11.4 | 10.4 | 9.8 | 9.8 | 9.9 | 10.3 | 11.0 | 11.4 | 12.1 | 12.6 |
| Precipitation (mm) | 96 | 25 | 0 | 15 | 2 | 0 | 1 | 0 | 1 | 0 | 9 | 5 |
| Sunny days | 18 | 25 | 31 | 22 | 30 | 28 | 30 | 31 | 29 | 29 | 23 | 29 |
| Rainy days | 13 | 3 | 0 | 8 | 1 | 2 | 1 | 0 | 1 | 2 | 7 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bonna is at