Weather in Tehran in September
In an average September, Tehran sees a daily high around 26°C and a low around 16°C, based on 1980–2026 of local climate records.
| Average high | 26°C |
|---|---|
| Typical high range | 22°C to 29°C |
| Average low | 16°C |
| Typical low range | 13°C to 19°C |
| Average daily precipitation | 0 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
33°C
2018-09-12
Lowest
13°C
2024-09-29
Low
Highest
22°C
2025-09-10
Lowest
4°C
1981-09-26
Feels-like
Highest
30°C
2010-09-03
Lowest
1°C
1981-09-26
Humidity
Highest
9.3 g/m³
1998-09-12
Lowest
1.9 g/m³
2021-09-17
Wind
Highest
20 km/h
1995-09-20
Lowest
6 km/h
1994-09-06
Gust
Highest
58 km/h
1995-09-20
Lowest
22 km/h
1989-09-22
Precip
Wettest
33 mm
2024
Driest
0 mm
2021
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