Average annual temperature is 21.2 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -2.5 °C
Number of sunny days: 289 days
Number of rainy days: 76 days
Look at detailed online map of Summerdown
* Weather data for Summerdown 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) | 32.7 | 33.3 | 33.9 | 30.9 | 29.0 | 27.2 | 26.5 | 31.6 | 33.9 | 36.7 | 36.4 | 36.1 |
| Average daytime temperature (°C) | 29.7 | 29.0 | 30.2 | 28.5 | 26.9 | 24.0 | 21.4 | 26.3 | 30.5 | 33.9 | 33.0 | 33.4 |
| Average temperature (°C) | 23.2 | 22.6 | 23.4 | 21.7 | 19.2 | 15.1 | 13.1 | 17.7 | 21.4 | 25.9 | 25.3 | 26.1 |
| Average night temperature (°C) | 16.8 | 16.4 | 15.7 | 14.1 | 11.1 | 6.5 | 5.0 | 8.7 | 11.7 | 17.0 | 17.8 | 18.4 |
| Absolute minimum temperature (°C) | 13.8 | 13.1 | 11.6 | 11.4 | 3.8 | -1.8 | -2.5 | 0.4 | 3.0 | 13.3 | 14.2 | 13.4 |
| 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) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| 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) | 11.4 | 10.1 | 11.0 | 9.9 | 9.8 | 10.0 | 10.1 | 10.4 | 10.8 | 10.9 | 11.5 | 12.0 |
| Precipitation (mm) | 65 | 74 | 5 | 1 | 3 | 0 | 0 | 7 | 1 | 4 | 43 | 7 |
| Sunny days | 13 | 18 | 22 | 26 | 28 | 30 | 31 | 29 | 28 | 29 | 16 | 19 |
| Rainy days | 18 | 10 | 9 | 4 | 3 | 0 | 0 | 2 | 2 | 2 | 14 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Summerdown is at