Weather in Seongnam-si in June
In an average June, Seongnam-si sees a daily high around 27°C and a low around 18°C, based on 1980–2026 of local climate records.
| Average high | 27°C |
|---|---|
| Typical high range | 23°C to 31°C |
| Average low | 18°C |
| Typical low range | 15°C to 21°C |
| Average daily precipitation | 5 mm |
June records
The most extreme June on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total June accumulation.
High
Highest
35°C
2024-06-19
Lowest
17°C
1998-06-03
Low
Highest
26°C
2022-06-27
Lowest
9°C
1981-06-01
Feels-like
Highest
48°C
2024-06-29
Lowest
8°C
1981-06-01
Humidity
Highest
22.1 g/m³
2025-06-28
Lowest
7.3 g/m³
2015-06-03
Wind
Highest
39 km/h
1996-06-29
Lowest
5 km/h
1987-06-19
Gust
Highest
87 km/h
2025-06-20
Lowest
15 km/h
1980-06-14
Precip
Wettest
369 mm
1990
Driest
30 mm
1982
See Seongnam-si's live weather grade →
Visiting Seongnam-si in June? See how its comfort stacks up against where you live.
Compare Seongnam-si with your city →