Average annual temperature is 22.6 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 7.8 °C
Number of sunny days: 215 days
Number of rainy days: 150 days
Look at detailed online map of Fantso
* Weather data for Fantso 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) | 30.7 | 32.0 | 30.1 | 29.1 | 29.1 | 28.9 | 28.7 | 31.1 | 35.1 | 37.3 | 39.8 | 37.3 |
| Average daytime temperature (°C) | 28.4 | 29.2 | 27.2 | 27.4 | 26.5 | 26.2 | 25.8 | 28.0 | 32.3 | 33.7 | 33.3 | 34.1 |
| Average temperature (°C) | 23.5 | 24.0 | 22.4 | 21.5 | 20.0 | 19.0 | 18.5 | 20.4 | 24.4 | 25.3 | 25.5 | 26.6 |
| Average night temperature (°C) | 19.9 | 20.1 | 18.7 | 16.6 | 14.5 | 12.6 | 11.8 | 13.6 | 16.7 | 17.6 | 18.6 | 20.4 |
| Absolute minimum temperature (°C) | 17.5 | 18.8 | 13.6 | 12.4 | 10.1 | 7.8 | 9.0 | 8.9 | 12.2 | 13.5 | 13.2 | 16.7 |
| 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 | 11.6 | 11.0 | 10.7 | 10.9 | 11.3 | 12.0 | 12.6 | 13.2 | 13.5 |
| 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) | 9.2 | 10.3 | 8.9 | 10.4 | 9.9 | 9.9 | 9.8 | 10.2 | 11.1 | 11.2 | 12.0 | 11.2 |
| Precipitation (mm) | 195 | 92 | 152 | 63 | 21 | 0 | 1 | 0 | 0 | 9 | 70 | 136 |
| Sunny days | 4 | 3 | 5 | 16 | 18 | 29 | 28 | 28 | 30 | 21 | 19 | 14 |
| Rainy days | 27 | 25 | 26 | 14 | 13 | 1 | 3 | 3 | 0 | 10 | 11 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fantso is at