Average annual temperature is 23.6 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 13.4 °C
Number of sunny days: 189 days
Number of rainy days: 176 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) | 29.4 | 31.0 | 30.0 | 28.9 | 30.5 | 32.2 | 32.8 | 34.9 | 34.0 | 36.7 | 36.5 | 30.6 |
| Average daytime temperature (°C) | 26.9 | 28.2 | 27.5 | 27.5 | 28.4 | 29.5 | 29.0 | 31.1 | 33.1 | 35.0 | 32.0 | 28.0 |
| Average temperature (°C) | 22.1 | 23.1 | 22.4 | 22.3 | 22.8 | 22.6 | 21.7 | 23.6 | 26.0 | 28.0 | 25.4 | 23.2 |
| Average night temperature (°C) | 18.4 | 19.0 | 18.9 | 18.5 | 17.7 | 16.1 | 15.0 | 16.8 | 18.8 | 21.4 | 20.3 | 19.6 |
| Absolute minimum temperature (°C) | 16.7 | 17.9 | 17.5 | 16.8 | 16.0 | 14.8 | 13.4 | 14.8 | 17.4 | 19.2 | 19.3 | 18.5 |
| 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) | 9.8 | 10.3 | 9.4 | 10.4 | 10.5 | 10.6 | 10.8 | 10.8 | 11.1 | 11.1 | 11.0 | 9.2 |
| Precipitation (mm) | 150 | 97 | 193 | 88 | 8 | 0 | 0 | 0 | 0 | 2 | 104 | 290 |
| Sunny days | 7 | 8 | 4 | 1 | 18 | 29 | 31 | 31 | 29 | 26 | 5 | 0 |
| Rainy days | 24 | 20 | 27 | 29 | 13 | 1 | 0 | 0 | 1 | 5 | 25 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Iwanda is at