Average annual temperature is 23.4 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 9.7 °C
Number of sunny days: 227 days
Number of rainy days: 138 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) | 32.5 | 34.3 | 33.2 | 31.0 | 30.4 | 30.1 | 29.8 | 33.3 | 36.9 | 38.6 | 40.7 | 38.5 |
| Average daytime temperature (°C) | 30.4 | 31.2 | 28.6 | 29.1 | 27.2 | 26.8 | 26.1 | 28.2 | 33.4 | 33.3 | 34.1 | 34.7 |
| Average temperature (°C) | 24.9 | 25.7 | 23.7 | 23.0 | 20.7 | 19.9 | 19.3 | 20.8 | 25.3 | 24.9 | 26.2 | 26.8 |
| Average night temperature (°C) | 20.8 | 21.4 | 19.9 | 18.2 | 15.6 | 14.6 | 13.9 | 14.7 | 18.2 | 18.0 | 19.3 | 20.5 |
| Absolute minimum temperature (°C) | 18.4 | 18.3 | 15.2 | 14.6 | 12.1 | 9.7 | 11.2 | 11.5 | 13.9 | 13.7 | 14.8 | 16.2 |
| 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 | 10.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.4 | 12.9 | 12.2 | 11.5 | 10.9 | 10.7 | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.2 | 10.2 | 8.7 | 10.1 | 9.8 | 9.6 | 9.4 | 9.8 | 11.0 | 10.3 | 11.7 | 11.3 |
| Precipitation (mm) | 175 | 122 | 180 | 30 | 25 | 1 | 2 | 3 | 0 | 15 | 71 | 79 |
| Sunny days | 6 | 12 | 5 | 16 | 21 | 28 | 26 | 26 | 29 | 21 | 19 | 18 |
| Rainy days | 25 | 16 | 26 | 14 | 10 | 2 | 5 | 5 | 1 | 10 | 11 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tanantsoa is at