Average annual temperature is 26.5 °C
Absolute maximum temperature: 42.5 °C
Absolute minimum temperature: 12.2 °C
Number of sunny days: 232 days
Number of rainy days: 133 days
Look at detailed online map of Siamwisya
* Weather data for Siamwisya Zambia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.5 | 32.1 | 32.9 | 35.0 | 33.8 | 34.1 | 33.5 | 38.8 | 39.6 | 42.5 | 41.9 | 42.4 |
| Average daytime temperature (°C) | 28.0 | 29.4 | 30.8 | 32.2 | 32.1 | 30.6 | 27.8 | 31.3 | 36.7 | 38.2 | 38.3 | 35.4 |
| Average temperature (°C) | 24.1 | 25.2 | 26.2 | 26.4 | 25.2 | 23.3 | 21.3 | 24.1 | 29.3 | 31.4 | 31.6 | 29.7 |
| Average night temperature (°C) | 21.2 | 21.8 | 22.0 | 20.9 | 18.6 | 16.5 | 15.0 | 17.1 | 21.8 | 24.9 | 25.5 | 24.8 |
| Absolute minimum temperature (°C) | 20.0 | 20.3 | 19.0 | 19.1 | 16.3 | 12.2 | 12.2 | 13.8 | 14.9 | 19.7 | 22.8 | 22.3 |
| 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 | 12.6 | 12.2 | 11.7 | 11.4 | 11.2 | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 |
| 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) | 8.3 | 9.9 | 11.1 | 11.0 | 10.3 | 10.2 | 10.2 | 10.4 | 11.1 | 11.5 | 11.9 | 10.6 |
| Precipitation (mm) | 380 | 166 | 59 | 5 | 0 | 0 | 0 | 1 | 1 | 29 | 5 | 90 |
| Sunny days | 0 | 3 | 5 | 18 | 31 | 30 | 28 | 29 | 29 | 24 | 22 | 13 |
| Rainy days | 31 | 25 | 26 | 12 | 0 | 0 | 3 | 2 | 1 | 7 | 8 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siamwisya is at