Average annual temperature is 13.2 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -14.4 °C
Number of sunny days: 207 days
Number of rainy days: 147 days
Number of snow days: 11 days
Look at detailed online map of Teheran
* Weather data for Teheran United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.6 | 14.8 | 22.1 | 27.7 | 32.2 | 33.6 | 35.4 | 36.7 | 32.1 | 30.1 | 24.6 | 16.4 |
| Average daytime temperature (°C) | 6.0 | 8.8 | 11.0 | 19.3 | 25.8 | 30.2 | 29.6 | 28.2 | 26.2 | 19.3 | 12.2 | 8.5 |
| Average temperature (°C) | 1.2 | 2.6 | 5.0 | 12.1 | 19.3 | 23.7 | 24.4 | 23.3 | 20.7 | 14.3 | 6.7 | 4.5 |
| Average night temperature (°C) | -1.9 | -1.8 | 0.6 | 6.2 | 13.1 | 17.4 | 19.4 | 19.1 | 15.9 | 10.2 | 2.2 | 1.7 |
| Absolute minimum temperature (°C) | -14.3 | -14.4 | -10.4 | -1.4 | 4.2 | 11.0 | 15.2 | 11.6 | 10.7 | -2.0 | -9.2 | -7.5 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 4.5 | 7.5 | 6.6 | 9.7 | 11.1 | 12.8 | 12.5 | 10.6 | 10.1 | 7.6 | 7.5 | 4.6 |
| Precipitation (mm) | 46 | 108 | 111 | 60 | 24 | 25 | 103 | 91 | 41 | 67 | 19 | 67 |
| Sunny days | 13 | 17 | 12 | 17 | 21 | 22 | 14 | 14 | 17 | 19 | 25 | 16 |
| Rainy days | 10 | 9 | 18 | 13 | 10 | 8 | 17 | 17 | 13 | 12 | 5 | 15 |
| Snow days | 8 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Teheran during the most sunny months:
The largest precipitation sum in Teheran is at