Average annual temperature is 16.9 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: 4.4 °C
Number of sunny days: 147 days
Number of rainy days: 218 days
Look at detailed online map of Ianakona
* Weather data for Ianakona 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) | 25.6 | 26.5 | 24.9 | 24.5 | 23.3 | 21.9 | 21.9 | 23.3 | 27.1 | 30.3 | 30.1 | 29.5 |
| Average daytime temperature (°C) | 23.0 | 24.4 | 23.3 | 22.7 | 21.3 | 19.9 | 19.1 | 20.3 | 24.0 | 27.3 | 25.5 | 26.1 |
| Average temperature (°C) | 18.3 | 18.5 | 18.0 | 17.1 | 15.2 | 13.6 | 13.0 | 14.3 | 16.4 | 19.7 | 18.9 | 19.9 |
| Average night temperature (°C) | 15.1 | 14.1 | 14.6 | 12.7 | 10.3 | 8.5 | 8.1 | 9.4 | 9.6 | 12.7 | 13.6 | 15.1 |
| Absolute minimum temperature (°C) | 12.3 | 11.3 | 12.7 | 8.6 | 7.1 | 4.4 | 5.5 | 5.9 | 7.6 | 7.3 | 10.8 | 13.4 |
| 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) | 7.3 | 9.6 | 8.8 | 9.9 | 9.7 | 9.7 | 9.6 | 9.3 | 11.2 | 11.5 | 11.3 | 10.7 |
| Precipitation (mm) | 413 | 245 | 255 | 74 | 29 | 1 | 6 | 31 | 0 | 19 | 98 | 162 |
| Sunny days | 1 | 5 | 0 | 8 | 17 | 28 | 18 | 12 | 29 | 15 | 10 | 4 |
| Rainy days | 30 | 23 | 31 | 22 | 14 | 2 | 13 | 19 | 1 | 16 | 20 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ianakona is at