Iran
Tehran sees feels-like daytime highs peak around 36.3°C in July and nighttime lows bottom out near 0.4°C in January. November is the wettest month (~28 mm), while June is the driest (~3 mm). For sunshine, July leads with about 99% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are October, May, and April — expect around 14.9–23.1°C with roughly 15% chance of rain on a given day in October.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | 0.4° / 6.4° | 11% | 17 mm | 68% | 7.6 kph |
| February | 2.5° / 9.3° | 13% | 17 mm | 67% | 8.8 kph |
| March | 7° / 14° | 14% | 21 mm | 65% | 9.8 kph |
| April☀ | 13.8° / 21.9° | 11% | 17 mm | 65% | 10.3 kph |
| May☀ | 19.6° / 29° | 6% | 8 mm | 77% | 10.2 kph |
| June | 23.3° / 33.1° | 3% | 3 mm | 95% | 10.4 kph |
| July | 26.3° / 36.3° | 3% | 4 mm | 99% | 10.1 kph |
| August | 25.5° / 35.4° | 5% | 5 mm | 99% | 9.4 kph |
| September | 21° / 30.7° | 10% | 12 mm | 96% | 8.7 kph |
| October☀ | 14.9° / 23.1° | 15% | 24 mm | 80% | 8 kph |
| November | 8.4° / 15.5° | 16% | 28 mm | 68% | 7.3 kph |
| December | 2.6° / 8.8° | 14% | 21 mm | 67% | 7 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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