City break

Wonsan weather in April

Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.

71

Holiday weather in April

Good

Best time to visit: April – June, September – October

What is the weather like in Wonsan in April?

In April, Wonsan is cool: daytime highs average 15 °C, and nights cool down to about 5 °C. The sea averages 8.6 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain falls on about 7 days, adding up to 62 mm. All in all, April is a good month for a holiday in Wonsan.

April compared

How the weather changes from March to May. Tap a month to open it.

MarchMarAprilAprMayMay
Score377185
Day8°15°20°
Night−1°5°11°
Sea5°9°13°
Sun7 h7 h7 h
Rain days779

More details for April

Daylight
13 h 11 min05:55 – 19:06
UV index
8 · very highclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
18 km/haverage daily peakAll months
Cloud cover
49 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
1 day1 cm or more of fresh snowAll months
Time zone
UTC+9Asia/Pyongyang

How the score comes together

  • Temperatureweight 50 %66 %
  • Sunshineweight 20 %72 %
  • Few rainy daysweight 30 %79 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in April

  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings

Wonsan in April: quick answers

Is Wonsan hot in April?

No. In April, Wonsan is cool: daytime highs average 15 °C and nights drop to about 5 °C.

Can you swim in Wonsan in April?

Only if you don't mind cold water: in April the sea averages just 8.6 °C. Comfortable swimming is possible from July to September.

Does it rain much in Wonsan in April?

Rain falls on about 7 days, adding up to 62 mm.

Wonsan month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences