Average annual temperature is 16.4 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 3.5 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Tanantsoa
* Weather data for Tanantsoa Madagascar is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.1 | 25.6 | 24.6 | 23.7 | 22.9 | 21.3 | 21.8 | 23.2 | 27.3 | 30.8 | 30.6 | 29.4 |
| Average daytime temperature (°C) | 22.3 | 23.1 | 22.4 | 22.1 | 20.4 | 19.2 | 18.4 | 19.4 | 23.0 | 26.7 | 24.6 | 25.8 |
| Average temperature (°C) | 17.8 | 17.9 | 17.5 | 16.7 | 14.8 | 13.0 | 12.7 | 13.8 | 15.6 | 19.0 | 18.3 | 19.5 |
| Average night temperature (°C) | 15.1 | 14.2 | 14.4 | 13.2 | 11.1 | 8.5 | 8.6 | 10.0 | 9.8 | 13.0 | 13.6 | 15.1 |
| Absolute minimum temperature (°C) | 13.7 | 12.2 | 12.9 | 10.5 | 8.9 | 3.5 | 5.8 | 7.1 | 8.5 | 9.5 | 11.7 | 11.8 |
| 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 | 10.9 | 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) | 8.0 | 9.9 | 9.3 | 9.9 | 9.6 | 9.8 | 9.3 | 9.1 | 11.1 | 11.3 | 11.1 | 11.3 |
| Precipitation (mm) | 367 | 139 | 234 | 44 | 19 | 1 | 9 | 26 | 1 | 34 | 60 | 159 |
| Sunny days | 1 | 4 | 0 | 4 | 14 | 24 | 17 | 8 | 21 | 12 | 8 | 5 |
| Rainy days | 30 | 24 | 31 | 26 | 17 | 6 | 14 | 23 | 9 | 19 | 22 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tanantsoa is at