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Siheung
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Siheung Weather and climate
Data source：Meteostat
Update date：2025-09
Siheung year round climate
- Spring (March–May): Average 7–18°C, mild climate with gradually increasing rainfall. March can still be chilly, April becomes warm and comfortable, while May is warmer and more humid. Common activities: Hiking, flower viewing, outings. Recommended clothing: Light jacket, long-sleeved shirt, comfortable sneakers.
- Summer (June–August): Average 23–28°C, hot and humid with abundant rainfall, especially in July. Common activities: Swimming, water activities, escaping the heat. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
- Autumn (September–November): Average 8–16°C, pleasant climate, cool and comfortable, with gradually decreasing rainfall. Common activities: Mountain climbing, maple leaf viewing, outdoor activities. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Winter (December–February): Average -0.4–7°C, cold and dry, with occasional snowfall. Common activities: Indoor activities, hot spring trips. Recommended clothing: Heavy coat, hat, scarf, gloves.
Siheung climatological average
Annual average temperature: approx. 13.5°C / Annual rainfall: approx. 1376 mm / Summer humidity: 70%–80% / Rainiest month: July
Siheung monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-2.1°C
16.7
February
1°C
19.8
March
7°C
37.1
April
13.2°C
56.4
May
17.7°C
91.8
June
22.7°C
193.7
July
26.5°C
320.6
August
27.6°C
274.1
September
24.1°C
182.5
October
15.6°C
93.2
November
8.8°C
61.3
December
-0.4°C
29.6
Siheung weather for the next seven days
10/29
Wednesday
Cloudy
14.9°C/9.8°C
10/30
Thursday
Sunny
17°C/9.8°C
10/31
Friday
Moderate rain
17.8°C/12.2°C
11/1
Saturday
Patchy rain nearby
16.3°C/10.6°C
11/2
Sunday
Sunny
14.2°C/9.5°C
11/3
Monday
Sunny
15.5°C/9°C
11/4
Tuesday
Sunny
16.1°C/10.7°C
