Average annual temperature is 21.8 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: 14.7 °C
Number of sunny days: 122 days
Number of rainy days: 243 days
Look at detailed online map of Ryamanyoni
* Weather data for Ryamanyoni Rwanda is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.4 | 30.9 | 31.4 | 28.6 | 29.8 | 30.5 | 31.4 | 32.4 | 30.7 | 30.8 | 29.5 | 28.6 |
| Average daytime temperature (°C) | 27.1 | 28.9 | 26.9 | 26.3 | 27.4 | 28.8 | 29.3 | 30.2 | 28.7 | 28.7 | 26.3 | 27.1 |
| Average temperature (°C) | 21.1 | 22.3 | 20.8 | 20.7 | 21.5 | 22.8 | 22.7 | 23.6 | 21.9 | 22.2 | 20.8 | 21.2 |
| Average night temperature (°C) | 16.1 | 17.3 | 16.7 | 16.6 | 17.0 | 17.6 | 16.7 | 17.7 | 16.9 | 17.0 | 16.7 | 16.8 |
| Absolute minimum temperature (°C) | 14.7 | 15.6 | 15.6 | 15.1 | 15.5 | 16.6 | 15.2 | 16.3 | 15.3 | 15.1 | 14.8 | 15.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.7 | 10.4 | 9.3 | 9.8 | 10.2 | 10.1 | 10.5 | 10.2 | 10.3 | 10.7 | 9.5 | 10.3 |
| Precipitation (mm) | 20 | 32 | 115 | 97 | 45 | 7 | 0 | 3 | 77 | 65 | 118 | 110 |
| Sunny days | 10 | 14 | 4 | 1 | 8 | 18 | 31 | 27 | 3 | 5 | 1 | 0 |
| Rainy days | 21 | 14 | 27 | 29 | 23 | 12 | 0 | 4 | 27 | 26 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ryamanyoni is at