Ulsan monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Ulsan

Ulsan average temperature chart (Celsius) Ulsan average temperature chart (Fahrenheit)
Average monthly temperatures in Ulsan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.5 7.1 11.7 17.5 22.4 25 28.4 29.6 25 20.7 14.4 8.3
°F 41.8 44.7 53.1 63.5 72.4 77.1 83.1 85.3 77 69.3 57.9 47

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.

Ulsan monthly rainfall chart (mm) Ulsan monthly rainfall chart (inches)
Average monthly rainfall in Ulsan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 32 42 66 115 99 177 224 199 170 64 53 21
inches 1.3 1.7 2.6 4.5 3.9 7 8.8 7.8 6.7 2.5 2.1 0.8
Rainy days 5 7 8 10 9 11 13 11 11 7 6 4

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Ulsan

Ulsan average daily sunshine chart
Average daily sunshine Ulsan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.9 6.7 7.1 7.5 8.2 6.9 6.1 7 6.1 7 6.6 6.9

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Ulsan average minimum / maximum temperatures (Celsius) Ulsan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ulsan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.1 -2.5 1.4 6.9 11.7 16.4 21.1 22 16.6 10.2 4 -2
Max °C 5.7 7.3 12 17.8 22.7 25.3 28.6 29.8 25.2 21 14.7 8.6
Min °F 24.6 27.5 34.5 44.3 53.1 61.4 69.9 71.6 61.9 50.4 39.1 28.4
Max °F 33.4 36.3 44.1 54.1 63 69.4 76.6 78.6 69.6 60.1 48.7 37.9

Sea temperature

The graph below shows the average sea temperature.

Ulsan average sea temperature chart (Celsius) Ulsan average sea temperature chart (Fahrenheit)
Average sea temperature around Ulsan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 14.2 12.7 12.6 14.1 16.6 19.7 23 25.8 24.2 21.6 19 16.6
°F 57.6 54.8 54.7 57.4 61.9 67.5 73.4 78.5 75.6 70.9 66.3 61.8

Wind speed

The graph below shows the average wind speed.

Ulsan average winspeed by month (km/h) Ulsan average winspeed by month (mph)
Average wind speed in Ulsan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 12 12 11 10 9 9 9 9 8 9 11
mph 7 7 7 7 6 6 6 6 5 5 6 7

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.

Ulsan relative humidity averages
Average relative humidity in Ulsan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
56% 59% 62% 67% 69% 77% 81% 80% 78% 71% 65% 59%

Other monthly averages

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Ulsan weather stats

Ulsan weather statistics
Hottest month: August 29.6°C 85.3°F
Driest month: December 21mm 0.8ins
Sunniest month: December 6.9hrs
Coldest month: January 5.5°C 41.9°F
Wettest month: July 224mm 8.8ins
Warmest sea: August 25.8°C 78.4°F
Map showing location of Ulsan (35.53722, 129.31667)

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