Average annual temperature is 17.9 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 230 days
Number of rainy days: 135 days
Look at detailed online map of Bālā Rostam
* Weather data for Bālā Rostam 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) | 17.3 | 20.5 | 32.0 | 30.4 | 35.3 | 33.2 | 37.2 | 38.3 | 34.9 | 29.6 | 28.5 | 23.9 |
| Average daytime temperature (°C) | 11.4 | 14.0 | 19.5 | 23.0 | 25.9 | 29.6 | 32.5 | 34.1 | 28.8 | 24.1 | 22.3 | 16.8 |
| Average temperature (°C) | 5.2 | 7.7 | 13.5 | 16.7 | 20.6 | 24.8 | 27.5 | 28.4 | 23.8 | 18.9 | 16.0 | 10.8 |
| Average night temperature (°C) | 0.1 | 2.7 | 8.2 | 10.9 | 15.6 | 20.1 | 23.0 | 23.1 | 19.4 | 14.4 | 10.6 | 5.7 |
| Absolute minimum temperature (°C) | -2.9 | -2.9 | 3.3 | 4.2 | 7.8 | 17.3 | 20.4 | 19.3 | 16.0 | 11.7 | 3.9 | 1.3 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 7.4 | 7.3 | 6.3 | 9.8 | 8.8 | 9.9 | 9.8 | 9.4 | 9.3 | 8.1 | 7.8 | 6.9 |
| Precipitation (mm) | 15 | 64 | 49 | 16 | 67 | 46 | 14 | 19 | 27 | 167 | 125 | 47 |
| Sunny days | 22 | 15 | 14 | 24 | 18 | 17 | 19 | 22 | 20 | 17 | 20 | 22 |
| Rainy days | 9 | 13 | 17 | 6 | 13 | 13 | 12 | 9 | 10 | 14 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bālā Rostam is at