Average annual temperature is 15.2 °C
Absolute maximum temperature: 29.0 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Fiantsonana
* Weather data for Fiantsonana 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) | 22.5 | 24.6 | 21.8 | 21.7 | 20.3 | 19.6 | 20.2 | 20.8 | 24.4 | 29.0 | 26.5 | 26.9 |
| Average daytime temperature (°C) | 20.3 | 21.8 | 20.7 | 20.3 | 18.7 | 17.7 | 17.9 | 18.5 | 22.2 | 24.2 | 22.5 | 23.2 |
| Average temperature (°C) | 16.1 | 16.7 | 16.2 | 15.4 | 13.8 | 12.0 | 12.0 | 12.9 | 14.8 | 17.7 | 16.8 | 17.9 |
| Average night temperature (°C) | 13.3 | 12.9 | 13.2 | 11.7 | 9.5 | 7.5 | 7.6 | 8.5 | 8.9 | 12.3 | 12.1 | 13.6 |
| Absolute minimum temperature (°C) | 11.3 | 10.5 | 11.1 | 8.3 | 7.4 | 4.1 | 5.0 | 6.3 | 7.1 | 8.9 | 10.9 | 12.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.1 | 12.7 | 12.2 | 11.7 | 11.2 | 11.0 | 11.1 | 11.5 | 12.0 | 12.5 | 13.0 | 13.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 7.3 | 9.9 | 9.2 | 9.7 | 10.2 | 10.1 | 9.6 | 10.0 | 10.9 | 11.2 | 11.5 | 11.3 |
| Precipitation (mm) | 566 | 187 | 284 | 122 | 18 | 1 | 2 | 47 | 1 | 88 | 126 | 215 |
| Sunny days | 1 | 4 | 0 | 6 | 15 | 25 | 23 | 13 | 27 | 11 | 6 | 2 |
| Rainy days | 30 | 24 | 31 | 24 | 16 | 5 | 8 | 18 | 3 | 20 | 24 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fiantsonana is at