Average annual temperature is 22.7 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 8.2 °C
Number of sunny days: 218 days
Number of rainy days: 147 days
Look at detailed online map of Ianatsely
* Weather data for Ianatsely 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) | 30.5 | 32.3 | 31.1 | 29.2 | 28.9 | 28.9 | 28.8 | 31.3 | 35.3 | 38.5 | 39.4 | 37.8 |
| Average daytime temperature (°C) | 29.0 | 29.8 | 27.8 | 27.5 | 26.2 | 26.3 | 25.9 | 28.1 | 32.6 | 34.1 | 32.9 | 34.4 |
| Average temperature (°C) | 23.8 | 24.2 | 22.7 | 21.6 | 19.7 | 18.8 | 18.6 | 20.4 | 24.4 | 25.7 | 25.2 | 27.0 |
| Average night temperature (°C) | 20.1 | 19.7 | 18.9 | 16.7 | 14.4 | 12.7 | 12.5 | 14.0 | 16.8 | 18.4 | 18.7 | 20.7 |
| Absolute minimum temperature (°C) | 18.2 | 18.3 | 14.9 | 12.6 | 9.9 | 8.2 | 8.9 | 11.6 | 13.1 | 14.4 | 14.2 | 16.6 |
| 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 | 10.9 | 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) | 9.6 | 10.2 | 8.9 | 10.3 | 9.7 | 9.8 | 9.7 | 10.1 | 11.1 | 11.2 | 11.5 | 11.5 |
| Precipitation (mm) | 227 | 127 | 167 | 60 | 35 | 0 | 1 | 0 | 0 | 13 | 55 | 72 |
| Sunny days | 3 | 10 | 1 | 18 | 18 | 29 | 28 | 27 | 30 | 20 | 16 | 18 |
| Rainy days | 28 | 18 | 30 | 12 | 13 | 1 | 3 | 4 | 0 | 11 | 14 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ianatsely is at