Average annual temperature is 22.4 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 8.6 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Sialwindi
* Weather data for Sialwindi 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) | 27.7 | 29.1 | 29.3 | 30.6 | 30.0 | 29.2 | 28.9 | 34.7 | 35.4 | 37.4 | 38.7 | 37.1 |
| Average daytime temperature (°C) | 24.6 | 26.4 | 26.7 | 27.6 | 27.9 | 26.7 | 23.5 | 27.1 | 32.6 | 34.2 | 33.9 | 30.7 |
| Average temperature (°C) | 20.6 | 21.7 | 21.7 | 21.5 | 20.9 | 19.7 | 17.1 | 20.2 | 25.4 | 27.5 | 27.2 | 24.9 |
| Average night temperature (°C) | 18.1 | 18.3 | 17.3 | 15.8 | 14.6 | 13.6 | 11.6 | 14.2 | 18.6 | 21.4 | 21.4 | 20.4 |
| Absolute minimum temperature (°C) | 16.5 | 17.1 | 15.1 | 12.9 | 12.7 | 8.8 | 8.6 | 10.8 | 12.5 | 16.5 | 18.0 | 17.5 |
| 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) | 6.3 | 9.1 | 10.7 | 10.9 | 10.5 | 10.1 | 10.3 | 10.4 | 11.0 | 11.5 | 11.7 | 10.0 |
| Precipitation (mm) | 454 | 151 | 43 | 6 | 0 | 0 | 0 | 1 | 0 | 9 | 17 | 110 |
| Sunny days | 1 | 3 | 3 | 21 | 31 | 30 | 29 | 29 | 28 | 24 | 22 | 8 |
| Rainy days | 30 | 25 | 28 | 9 | 0 | 0 | 2 | 2 | 2 | 7 | 8 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sialwindi is at