Climate averages 1991–2020
Wŏnsan weather
in August.
A warm, very wet month: the warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Wŏnsan: daytime highs average 26.6°C and nights cool to about 21.2°C. By daytime temperature it is the warmest month of the year.
Expect about 255 mm of rain on roughly 16 days, which makes August a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 42 min on an average August day.
The nearest other city in this atlas is Hŭngnam (78 km away). In August its highs average 25.6°C, 1.0°C cooler than Wŏnsan, with 199 mm of rain.
Among the 38 cities listed in North Korea, Wŏnsan ranks joint 24th of 38 for the warmest August highs and 31st of 38 for the driest August (rainfall, lowest first). The mean August high of those 38 cities is 27.1°C; Wŏnsan is 0.5°C cooler than that mean.
From August to September, average highs fall by 3.9°C to 22.7°C, and monthly rainfall falls from 255 mm to 151 mm.
The annual picture
August in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Wŏnsan climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 0.5°C-7.7°C | -7.7°C | 36 | 5.2 | 9.810 h |
| February | 3.1°C-5.5°C | -5.5°C | 34 | 4.7 | 10.711 h |
| March | 8.3°C-0.5°C | -0.5°C | 42 | 6.4 | 11.912 h |
| April | 14.9°C5.2°C | 5.2°C | 65 | 7.2 | 13.213 h |
| May | 20.3°C11.2°C | 11.2°C | 104 | 8.3 | 14.314 h |
| June | 23.9°C16.3°C | 16.3°C | 116 | 10.0 | 14.915 h |
| July | 26.3°C20.6°C | 20.6°C | 253 | 14.6 | 14.615 h |
| August, selected | 26.6°C21.2°C | 21.2°C | 255 | 15.5 | 13.714 h |
| September | 22.7°C16.3°C | 16.3°C | 151 | 9.9 | 12.512 h |
| October | 17.4°C9.8°C | 9.8°C | 77 | 7.9 | 11.211 h |
| November | 9.7°C2.8°C | 2.8°C | 84 | 8.1 | 10.110 h |
| December | 2.8°C-4.4°C | -4.4°C | 42 | 5.2 | 9.59 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Hŭngnam in AugustNorth Korea · 78 kmHigh 25.6°C · Low 20.9°C · 199 mm rain
- Hamhŭng in AugustNorth Korea · 85 kmHigh 25.8°C · Low 19.9°C · 243 mm rain
- Hongwŏn in AugustNorth Korea · 106 kmHigh 25.5°C · Low 20.4°C · 182 mm rain
- Sinp’o in AugustNorth Korea · 118 kmHigh 24.7°C · Low 20.9°C · 175 mm rain
- Tŏkch’ŏn in AugustNorth Korea · 122 kmHigh 27.5°C · Low 20.3°C · 311 mm rain
- Sunch’ŏn in AugustNorth Korea · 134 kmHigh 27.8°C · Low 20.6°C · 270 mm rain
- P’yŏngsŏng in AugustNorth Korea · 136 kmHigh 28.0°C · Low 20.8°C · 244 mm rain
- Chuncheon in AugustSouth Korea · 144 kmHigh 28.2°C · Low 21.3°C · 256 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Wŏnsan) is explained once on the Wŏnsan year overview and on the Sources, method and limits page.