Average annual temperature is 16.5 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: 4.2 °C
Number of sunny days: 136 days
Number of rainy days: 229 days
Look at detailed online map of Ilanjana
* Weather data for Ilanjana 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) | 24.9 | 25.2 | 24.8 | 23.3 | 22.7 | 21.2 | 21.5 | 23.4 | 26.9 | 30.6 | 29.9 | 28.2 |
| Average daytime temperature (°C) | 22.6 | 23.3 | 22.9 | 22.2 | 20.6 | 19.2 | 18.5 | 19.9 | 23.0 | 27.1 | 24.7 | 25.7 |
| Average temperature (°C) | 17.9 | 17.9 | 17.7 | 16.8 | 15.0 | 13.1 | 12.8 | 14.2 | 15.7 | 19.3 | 18.3 | 19.5 |
| Average night temperature (°C) | 15.1 | 14.1 | 14.5 | 13.0 | 10.9 | 8.3 | 8.5 | 9.9 | 9.7 | 13.1 | 13.6 | 15.2 |
| Absolute minimum temperature (°C) | 13.1 | 12.1 | 12.9 | 8.5 | 8.2 | 4.2 | 6.3 | 7.3 | 7.8 | 9.0 | 11.5 | 12.5 |
| 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) | 7.7 | 9.7 | 9.4 | 9.9 | 9.8 | 9.8 | 9.5 | 9.6 | 10.9 | 11.4 | 11.2 | 11.1 |
| Precipitation (mm) | 388 | 206 | 265 | 81 | 34 | 0 | 4 | 18 | 0 | 42 | 92 | 204 |
| Sunny days | 0 | 6 | 1 | 4 | 14 | 27 | 21 | 12 | 26 | 12 | 8 | 5 |
| Rainy days | 31 | 22 | 30 | 26 | 17 | 3 | 10 | 19 | 4 | 19 | 22 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilanjana is at