The tour guide was friendly, the driver was a skilled driver, the lunch was delicious, and the cherry blossoms were beautiful. It's definitely worth taking this trip again!
Anonymous User
Family
Namiseom Island Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Namiseom Island year round climate
Spring (March–May): 7.8–18.3°C on average, mild climate, but still chilly in early spring, increasing rainfall. Common activities: Spring outings, flower viewing (some species). Recommended clothing: Light jacket, long-sleeved shirt, comfortable walking shoes.
Summer (June–August): 21.9–25.4°C on average, hot and humid, abundant rainfall, occasional heavy rain. Common activities: Water activities, summer recreation. Recommended clothing: Light and breathable clothing, sun hat, rain gear.
Autumn (September–November): 10.2–21.0°C on average, pleasant climate, cool and comfortable, gradually decreasing rainfall. Common activities: Maple leaf viewing, cycling. Recommended clothing: Light jacket, long-sleeved shirt, comfortable walking shoes.
Winter (December–February): 0.9–2.5°C on average, cold and dry, occasional snowfall. Common activities: Snow viewing (depending on snowfall). Recommended clothing: Thick coat, warm clothing, hat, scarf, gloves.
Namiseom Island climatological average
Annual average temperature: approx. 13.7°C / Annual rainfall: approx. 1837 mm / Summer humidity: 70%–80% / Rainiest month: August
Namiseom Island monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
0.9°C
29.8
February
2.5°C
71.8
March
7.8°C
65.5
April
14.1°C
76.1
May
18.3°C
91.9
June
21.9°C
211.7
July
25.4°C
315.8
August
25.3°C
337.2
September
21°C
269.6
October
15.1°C
167.9
November
10.2°C
92.2
December
2°C
107.5
Namiseom Island weather for the next seven days
5/15
Friday
Sunny
31°C/9.8°C
5/16
Saturday
Sunny
30.8°C/11.7°C
5/17
Sunday
Sunny
30.6°C/11.1°C
5/18
Monday
Sunny
29°C/10.2°C
5/19
Tuesday
Partly Cloudy
29.5°C/12.4°C
5/20
Wednesday
Partly Cloudy
24.1°C/11.6°C
5/21
Thursday
Partly Cloudy
27.8°C/12.4°C
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