Weather in Ulsan, South Korea in September
In an average September, Ulsan sees a daily high around 25°C and a low around 20°C, based on 1981–2026 of local climate records.
| Average high | 25°C |
|---|---|
| Typical high range | 22°C to 27°C |
| Average low | 20°C |
| Typical low range | 18°C to 23°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
33°C
1994-09-02
Lowest
17°C
1987-09-26
Low
Highest
27°C
2024-09-11
Lowest
10°C
1987-09-27
Feels-like
Highest
42°C
1994-09-02
Lowest
7°C
1987-09-27
Humidity
Highest
24.7 g/m³
2024-09-11
Lowest
7.3 g/m³
1987-09-27
Wind
Highest
91 km/h
2005-09-06
Lowest
6 km/h
2019-09-29
Precip
Wettest
357 mm
2016
Driest
36 mm
1996
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