Average annual temperature is 19.7 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 6.8 °C
Number of sunny days: 147 days
Number of rainy days: 218 days
Look at detailed online map of Isaka
* Weather data for Isaka 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) | 29.0 | 29.0 | 27.9 | 27.5 | 26.4 | 24.9 | 24.6 | 26.3 | 29.7 | 34.3 | 33.6 | 32.8 |
| Average daytime temperature (°C) | 25.9 | 26.7 | 26.2 | 25.7 | 24.0 | 22.7 | 21.8 | 22.6 | 25.9 | 30.1 | 28.0 | 29.1 |
| Average temperature (°C) | 21.4 | 21.4 | 20.9 | 20.2 | 18.3 | 16.3 | 16.0 | 17.3 | 18.6 | 22.0 | 21.6 | 22.8 |
| Average night temperature (°C) | 18.3 | 17.4 | 17.6 | 16.2 | 14.1 | 11.5 | 11.5 | 13.3 | 12.0 | 15.8 | 16.8 | 18.3 |
| Absolute minimum temperature (°C) | 16.9 | 14.9 | 15.9 | 12.7 | 10.6 | 6.8 | 7.9 | 9.7 | 9.5 | 12.1 | 14.8 | 15.7 |
| 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) | 13.2 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| 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) | 8.2 | 9.5 | 8.9 | 9.6 | 9.3 | 9.4 | 9.1 | 8.9 | 10.9 | 11.0 | 10.6 | 10.9 |
| Precipitation (mm) | 334 | 193 | 228 | 51 | 17 | 1 | 4 | 33 | 0 | 34 | 42 | 167 |
| Sunny days | 2 | 4 | 1 | 10 | 15 | 27 | 18 | 10 | 28 | 16 | 9 | 7 |
| Rainy days | 29 | 24 | 30 | 20 | 16 | 3 | 13 | 21 | 2 | 15 | 21 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Isaka is at