Wŏnsan monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Wŏnsan
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 1.5 | 2.7 | 7.7 | 15.4 | 20.9 | 23.4 | 26 | 26.7 | 22.6 | 17.7 | 10.6 | 3.9 |
| °F | 34.6 | 36.8 | 45.8 | 59.8 | 69.6 | 74.1 | 78.8 | 80.1 | 72.7 | 63.9 | 51.1 | 39.1 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 30 | 33 | 50 | 71 | 83 | 137 | 309 | 329 | 196 | 64 | 58 | 30 |
| inches | 1.2 | 1.3 | 2 | 2.8 | 3.3 | 5.4 | 12.2 | 13 | 7.7 | 2.5 | 2.3 | 1.2 |
| Rainy days | 7 | 6 | 7 | 8 | 9 | 12 | 16 | 14 | 9 | 7 | 8 | 7 |
Average annual rainfall in Wŏnsan: 1556.3mm (612.7 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Wŏnsan
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 6.2 | 6.9 | 7.6 | 8.1 | 8.6 | 7.7 | 6.1 | 6.5 | 7.1 | 7 | 5.9 | 5.8 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -8.1 | -6.5 | -1.5 | 4.5 | 10.1 | 14.2 | 18.6 | 19.3 | 13.6 | 7.4 | 1.2 | -4.6 |
| Max °C | 1.7 | 2.9 | 7.9 | 15.7 | 21.2 | 23.6 | 26.2 | 26.9 | 22.9 | 18 | 10.9 | 4.2 |
| Min °F | 17.4 | 20.3 | 29.3 | 40.1 | 50.1 | 57.6 | 65.5 | 66.7 | 56.4 | 45.3 | 34.1 | 23.8 |
| Max °F | 26.2 | 28.8 | 37.8 | 50.2 | 60.1 | 66 | 72.3 | 73.6 | 64.8 | 54.9 | 42.8 | 31.6 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 6.4 | 4.8 | 5.3 | 8.1 | 12.3 | 17.4 | 21.4 | 23.7 | 21.5 | 18.1 | 13.8 | 9.7 |
| °F | 43.5 | 40.7 | 41.5 | 46.6 | 54.2 | 63.3 | 70.5 | 74.6 | 70.8 | 64.5 | 56.9 | 49.4 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 10 | 10 | 11 | 12 | 10 | 9 | 8 | 8 | 7 | 8 | 10 | 10 |
| mph | 6 | 6 | 7 | 7 | 7 | 5 | 5 | 5 | 5 | 5 | 6 | 6 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 57% | 59% | 60% | 62% | 67% | 76% | 82% | 82% | 70% | 68% | 62% | 56% |
Other monthly averages
Wŏnsan weather stats
| Hottest month: | August | 26.7°C 80.1°F |
|---|---|---|
| Driest month: | December | 30mm 1.2ins |
| Sunniest month: | February | 6.9hrs |
| Coldest month: | January | 1.5°C 34.7°F |
| Wettest month: | August | 329mm 13ins |
| Warmest sea: | August | 23.7°C 74.7°F |
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