Average annual temperature is 25.6 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Betanantanana
* Weather data for Betanantanana 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) | 32.8 | 32.7 | 32.6 | 33.3 | 32.7 | 32.2 | 32.1 | 33.4 | 34.9 | 36.5 | 37.8 | 35.7 |
| Average daytime temperature (°C) | 28.6 | 30.3 | 29.9 | 30.5 | 31.3 | 30.2 | 30.1 | 31.4 | 33.3 | 33.9 | 33.3 | 32.7 |
| Average temperature (°C) | 24.5 | 25.5 | 25.2 | 25.5 | 25.5 | 24.1 | 24.0 | 25.1 | 26.1 | 27.6 | 27.3 | 27.2 |
| Average night temperature (°C) | 21.5 | 21.7 | 21.9 | 21.7 | 20.6 | 19.0 | 19.1 | 19.9 | 19.6 | 22.0 | 22.4 | 22.8 |
| Absolute minimum temperature (°C) | 20.5 | 20.5 | 21.1 | 19.4 | 18.6 | 15.6 | 16.9 | 18.5 | 18.1 | 18.6 | 21.0 | 21.1 |
| 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) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 7.9 | 10.6 | 10.1 | 10.7 | 10.4 | 10.1 | 9.7 | 10.6 | 11.1 | 11.4 | 11.7 | 11.7 |
| Precipitation (mm) | 824 | 283 | 326 | 119 | 2 | 0 | 0 | 5 | 1 | 82 | 106 | 301 |
| Sunny days | 1 | 0 | 0 | 7 | 23 | 29 | 30 | 28 | 29 | 12 | 6 | 1 |
| Rainy days | 30 | 28 | 31 | 23 | 8 | 1 | 1 | 3 | 1 | 19 | 24 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Betanantanana is at