Average annual temperature is 8.8 °C
Absolute maximum temperature: 26.7 °C
Absolute minimum temperature: -13.2 °C
Number of sunny days: 142 days
Number of rainy days: 201 days
Number of snow days: 22 days
Look at detailed online map of Rīāneh
* Weather data for Rīāneh Iran is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 7.3 | 9.1 | 16.5 | 20.1 | 24.4 | 25.6 | 26.7 | 24.0 | 24.6 | 22.6 | 18.4 | 16.5 |
| Average daytime temperature (°C) | -1.3 | -0.1 | 9.1 | 13.5 | 15.6 | 17.4 | 18.7 | 20.8 | 15.8 | 14.9 | 13.3 | 8.4 |
| Average temperature (°C) | -3.3 | -2.8 | 5.3 | 9.3 | 12.0 | 14.5 | 15.9 | 17.2 | 12.6 | 10.8 | 8.8 | 4.2 |
| Average night temperature (°C) | -5.4 | -6.0 | 1.9 | 4.4 | 7.9 | 11.3 | 12.6 | 13.2 | 9.5 | 6.9 | 5.0 | 0.4 |
| Absolute minimum temperature (°C) | -8.8 | -13.2 | -2.8 | -6.1 | -1.9 | 8.1 | 10.2 | 10.3 | 6.4 | 3.6 | -0.1 | -7.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.1 | 7.9 | 7.6 | 10.3 | 9.7 | 10.3 | 8.8 | 10.3 | 7.4 | 7.7 | 7.9 | 7.0 |
| Precipitation (mm) | 114 | 94 | 211 | 61 | 207 | 146 | 237 | 152 | 292 | 168 | 60 | 80 |
| Sunny days | 14 | 18 | 12 | 8 | 4 | 5 | 11 | 18 | 6 | 12 | 14 | 20 |
| Rainy days | 4 | 1 | 19 | 22 | 27 | 25 | 20 | 13 | 24 | 19 | 16 | 11 |
| Snow days | 13 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rīāneh is at