Average annual temperature is 24.5 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 13.6 °C
Number of sunny days: 199 days
Number of rainy days: 166 days
Look at detailed online map of Iwanda
* Weather data for Iwanda Tanzania is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.0 | 31.8 | 31.3 | 29.7 | 31.3 | 32.9 | 34.1 | 36.3 | 35.4 | 37.8 | 37.0 | 31.8 |
| Average daytime temperature (°C) | 27.2 | 28.7 | 28.1 | 28.3 | 29.5 | 30.6 | 30.1 | 32.1 | 34.1 | 36.0 | 32.8 | 28.7 |
| Average temperature (°C) | 22.7 | 23.8 | 23.2 | 23.1 | 23.9 | 23.6 | 22.6 | 24.6 | 27.1 | 29.1 | 26.4 | 24.0 |
| Average night temperature (°C) | 18.8 | 19.4 | 19.4 | 18.9 | 18.1 | 16.4 | 15.0 | 17.4 | 20.0 | 22.7 | 21.2 | 20.4 |
| Absolute minimum temperature (°C) | 17.1 | 18.1 | 17.9 | 16.9 | 16.0 | 14.9 | 13.6 | 14.6 | 17.9 | 19.8 | 19.8 | 18.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.9 | 10.4 | 9.5 | 10.5 | 10.4 | 10.6 | 10.8 | 10.9 | 11.1 | 11.1 | 11.1 | 9.3 |
| Precipitation (mm) | 137 | 106 | 132 | 72 | 4 | 0 | 0 | 0 | 0 | 1 | 85 | 252 |
| Sunny days | 5 | 7 | 4 | 4 | 22 | 30 | 31 | 31 | 30 | 26 | 6 | 3 |
| Rainy days | 26 | 21 | 27 | 26 | 9 | 0 | 0 | 0 | 0 | 5 | 24 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Iwanda is at