Average annual temperature is 21.0 °C
Absolute maximum temperature: 42.6 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 288 days
Number of rainy days: 77 days
Look at detailed online map of ‘Os̄mānlū
* Weather data for ‘Os̄mānlū 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) | 15.3 | 18.6 | 21.9 | 29.1 | 36.8 | 38.2 | 42.6 | 42.2 | 40.8 | 34.7 | 26.2 | 20.5 |
| Average daytime temperature (°C) | 11.9 | 13.9 | 18.2 | 23.4 | 31.5 | 36.5 | 39.4 | 38.4 | 36.2 | 29.7 | 20.5 | 16.9 |
| Average temperature (°C) | 7.7 | 9.7 | 13.6 | 18.0 | 25.3 | 30.3 | 32.9 | 31.8 | 29.6 | 24.1 | 15.8 | 12.4 |
| Average night temperature (°C) | 4.1 | 6.0 | 9.3 | 12.8 | 19.1 | 23.8 | 26.3 | 25.1 | 23.8 | 19.4 | 11.9 | 8.9 |
| Absolute minimum temperature (°C) | 0.2 | -0.7 | 4.0 | 4.3 | 14.8 | 19.8 | 22.6 | 20.7 | 19.0 | 15.1 | 7.1 | 3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.0 | 13.9 | 13.2 | 12.3 | 11.4 | 10.7 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.0 | 6.6 | 9.0 | 10.5 | 11.5 | 12.9 | 12.6 | 11.6 | 11.0 | 10.0 | 8.9 | 8.4 |
| Precipitation (mm) | 232 | 203 | 78 | 16 | 10 | 0 | 0 | 0 | 0 | 4 | 93 | 39 |
| Sunny days | 17 | 13 | 17 | 22 | 26 | 30 | 31 | 30 | 29 | 27 | 22 | 24 |
| Rainy days | 14 | 15 | 14 | 8 | 5 | 0 | 0 | 1 | 1 | 4 | 8 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit ‘Os̄mānlū during the most sunny months:
The largest precipitation sum in ‘Os̄mānlū is at