Average annual temperature is 20.3 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 3.7 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Fanasoa
* Weather data for Fanasoa 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) | 28.7 | 30.7 | 28.6 | 26.9 | 26.0 | 26.2 | 26.2 | 27.8 | 32.4 | 35.5 | 36.8 | 35.1 |
| Average daytime temperature (°C) | 26.8 | 27.9 | 26.2 | 25.4 | 23.6 | 23.5 | 22.8 | 24.2 | 29.2 | 31.3 | 29.2 | 30.9 |
| Average temperature (°C) | 22.1 | 22.4 | 21.2 | 19.8 | 17.7 | 16.3 | 16.0 | 17.5 | 21.2 | 22.9 | 22.4 | 24.0 |
| Average night temperature (°C) | 18.9 | 17.6 | 17.4 | 14.7 | 12.3 | 9.8 | 10.1 | 12.2 | 13.9 | 15.6 | 16.4 | 17.7 |
| Absolute minimum temperature (°C) | 17.3 | 15.0 | 11.7 | 10.2 | 7.5 | 3.7 | 7.0 | 9.9 | 10.1 | 9.3 | 10.4 | 12.5 |
| 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) | 13.4 | 12.9 | 12.2 | 11.5 | 11.0 | 10.7 | 10.8 | 11.3 | 12.0 | 12.6 | 13.2 | 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 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.1 | 10.2 | 9.3 | 10.4 | 9.8 | 9.8 | 9.8 | 10.1 | 11.0 | 11.1 | 11.5 | 11.7 |
| Precipitation (mm) | 157 | 89 | 210 | 55 | 48 | 0 | 0 | 10 | 0 | 50 | 54 | 90 |
| Sunny days | 4 | 10 | 5 | 13 | 16 | 29 | 29 | 26 | 30 | 17 | 12 | 14 |
| Rainy days | 27 | 18 | 26 | 17 | 15 | 1 | 2 | 5 | 0 | 14 | 18 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fanasoa is at