Average annual temperature is 24.2 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 17 days
Number of rainy days: 348 days
Look at detailed online map of Ratsianarana
* Weather data for Ratsianarana 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) | 31.5 | 31.1 | 31.5 | 30.7 | 29.3 | 27.4 | 26.3 | 26.4 | 26.3 | 30.2 | 30.7 | 31.5 |
| Average daytime temperature (°C) | 29.2 | 28.5 | 29.3 | 28.4 | 27.2 | 25.8 | 24.6 | 24.8 | 25.3 | 27.9 | 28.6 | 29.6 |
| Average temperature (°C) | 25.8 | 25.3 | 25.9 | 25.2 | 24.1 | 22.7 | 22.0 | 21.8 | 22.2 | 24.4 | 25.4 | 26.1 |
| Average night temperature (°C) | 23.0 | 22.9 | 23.3 | 22.6 | 21.6 | 20.2 | 19.6 | 19.3 | 19.5 | 21.0 | 22.2 | 23.0 |
| Absolute minimum temperature (°C) | 21.7 | 22.2 | 22.1 | 20.9 | 20.8 | 18.3 | 18.3 | 18.1 | 18.0 | 18.7 | 21.1 | 22.3 |
| 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 | 12.0 | 13.0 |
| Daylight mean duration (h) | 12.9 | 12.6 | 12.2 | 11.7 | 11.4 | 11.2 | 11.3 | 11.6 | 12.0 | 12.4 | 12.8 | 13.0 |
| 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 | 12.0 |
| Sunshine mean duration (h) | 10.3 | 11.0 | 10.4 | 10.3 | 10.3 | 9.9 | 8.2 | 9.7 | 10.6 | 11.1 | 11.2 | 11.1 |
| Precipitation (mm) | 275 | 209 | 211 | 192 | 165 | 122 | 299 | 189 | 147 | 53 | 123 | 138 |
| Sunny days | 2 | 0 | 0 | 0 | 5 | 0 | 0 | 1 | 0 | 4 | 2 | 3 |
| Rainy days | 29 | 28 | 31 | 30 | 26 | 30 | 31 | 30 | 30 | 27 | 28 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ratsianarana is at