The climate in Tehrān during September can be summarized as hot and very dry.
September is in the fall / autumn in Tehrān and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 30°C (86°F), whilst at night 17°C (63°F) is normal.
Daytime temperature | 30°C 86°F |
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Nightly temperature | 17°C 62.6°F |
Average temperature | 23.5°C 74.3°F |
Daily sunshine | 10.7 hrs |
Avg rainfall | 3 mm 0.1 ins |
Rainy days | 2 days |
Sea temperature | 26.8°C 80.2°F |
Humidity | 27% |
Windspeed | 7.2kph 5 mph |
On average September is the driest month of the year in Tehrān with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 10.7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Tehrān in September 2024.
Best places to visit in September
Hottest month: | July | 34.9°C 94.8°F |
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Driest month: | September | 3mm 0.1ins |
Sunniest month: | September | 10.7hrs |
Coldest month: | January | 5.3°C 41.5°F |
Wettest month: | March | 40mm 1.6ins |