Daejeon monthly weather averages

Average daytime temperature

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

Daejeon average temperature chart (Celsius) Daejeon average temperature chart (Fahrenheit)
Average monthly temperatures in Daejeon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2 4.4 10.5 18 23 26.6 28.8 29.5 25.1 19.6 11.6 4.9
°F 35.6 40 50.8 64.5 73.5 79.9 83.8 85.2 77.2 67.3 52.8 40.8

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.

Daejeon monthly rainfall chart (mm) Daejeon monthly rainfall chart (inches)
Average monthly rainfall in Daejeon (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 31 37 55 98 92 161 299 250 134 53 50 31
inches 1.2 1.5 2.1 3.9 3.6 6.3 11.8 9.9 5.3 2.1 2 1.2
Rainy days 9 8 8 9 8 11 15 14 9 7 9 9

Average annual rainfall in Daejeon: 1455.367mm (573 inches)

Average daily sunshine

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

Daejeon average daily sunshine chart
Average daily sunshine Daejeon
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6 6.6 7.6 8.3 9 8.2 6.7 7.6 7.3 7.4 5.8 5.6

Day / night temperatures

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

Daejeon average minimum / maximum temperatures (Celsius) Daejeon average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Daejeon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.3 -5.9 -1.4 4.9 10.5 16.2 20.8 20.9 14.5 6.7 0.4 -5.6
Max °C 2.3 4.7 10.8 18.4 23.4 26.9 29 29.8 25.4 19.9 11.9 5.2
Min °F 17.2 21.4 29.6 40.7 50.8 61.1 69.4 69.5 58 44.1 32.6 22
Max °F 26.6 30.9 40.5 52.9 62.4 70.7 76.8 77.5 67.8 55.9 43 31.6

Sea temperature

The graph below shows the average sea temperature.

Daejeon average sea temperature chart (Celsius) Daejeon average sea temperature chart (Fahrenheit)
Average sea temperature around Daejeon in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.9 7.6 7.7 9.8 13.6 18.8 22.9 25.6 23.5 19.9 15.6 11.7
°F 48.1 45.6 45.8 49.6 56.5 65.9 73.2 78.1 74.4 67.8 60 53.1

Wind speed

The graph below shows the average wind speed.

Daejeon average winspeed by month (km/h) Daejeon average winspeed by month (mph)
Average wind speed in Daejeon (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 6 7 7 8 7 6 5 5 5 4 5 5
mph 4 4 5 5 4 4 3 3 3 3 3 3

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.

Daejeon relative humidity averages
Average relative humidity in Daejeon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 71% 68% 67% 69% 75% 82% 81% 80% 77% 76% 76%

Other monthly averages

UV index Best time to go?

Daejeon weather stats

Daejeon weather statistics
Hottest month: August 29.5°C 85.1°F
Driest month: January 31mm 1.2ins
Sunniest month: October 7.4hrs
Coldest month: January 2°C 35.6°F
Wettest month: July 299mm 11.8ins
Warmest sea: August 25.6°C 78.1°F
Map showing location of Daejeon (36.32139, 127.41972) Daejeon map pin © Google

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