Average annual temperature is 17.2 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: 3.5 °C
Number of sunny days: 112 days
Number of rainy days: 253 days
Look at detailed online map of Riamanombo
* Weather data for Riamanombo 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) | 26.4 | 26.3 | 25.7 | 25.4 | 23.7 | 22.9 | 22.4 | 24.3 | 26.7 | 30.7 | 31.1 | 29.4 |
| Average daytime temperature (°C) | 23.6 | 24.2 | 24.1 | 23.4 | 21.6 | 20.0 | 18.7 | 19.9 | 22.7 | 27.0 | 25.3 | 26.5 |
| Average temperature (°C) | 18.9 | 18.9 | 18.7 | 17.7 | 15.9 | 13.9 | 13.4 | 14.6 | 15.7 | 19.3 | 19.0 | 20.1 |
| Average night temperature (°C) | 16.0 | 15.4 | 15.4 | 14.0 | 11.9 | 9.0 | 9.2 | 10.7 | 9.5 | 13.7 | 14.5 | 15.9 |
| Absolute minimum temperature (°C) | 13.4 | 13.3 | 13.7 | 10.5 | 8.2 | 3.5 | 7.1 | 8.5 | 7.0 | 9.6 | 11.9 | 13.0 |
| 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 | 13.3 |
| 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 | 8.7 | 8.9 | 9.3 | 9.4 | 9.5 | 8.6 | 8.8 | 11.0 | 10.8 | 10.3 | 10.6 |
| Precipitation (mm) | 411 | 170 | 260 | 73 | 32 | 2 | 18 | 56 | 1 | 64 | 68 | 188 |
| Sunny days | 1 | 1 | 0 | 6 | 14 | 20 | 12 | 11 | 24 | 13 | 6 | 4 |
| Rainy days | 30 | 27 | 31 | 24 | 17 | 10 | 19 | 20 | 6 | 18 | 24 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riamanombo is at