Weather in Tehran in December
In an average December, Tehran sees a daily high around 4°C and a low around -6°C, based on 1980–2026 of local climate records.
| Average high | 4°C |
|---|---|
| Typical high range | -2°C to 9°C |
| Average low | -6°C |
| Typical low range | -12°C to 0°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
15°C
1998-12-11
Lowest
-11°C
1990-12-27
Low
Highest
7°C
2017-12-24
Lowest
-24°C
1988-12-29
Feels-like
Highest
6°C
2017-12-24
Lowest
-33°C
1988-12-29
Humidity
Highest
5.7 g/m³
1989-12-01
Lowest
0.6 g/m³
1988-12-29
Wind
Highest
16 km/h
2025-12-30
Lowest
4 km/h
2023-12-23
Gust
Highest
64 km/h
2017-12-25
Lowest
11 km/h
2001-12-02
Precip
Wettest
127 mm
2002
Driest
7 mm
2017
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