Oslo monthly weather averages

Average daytime temperature

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

Oslo average temperature chart (Celsius) Oslo average temperature chart (Fahrenheit)
Average monthly temperatures in Oslo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.1 -1.3 3.3 8.1 15.1 19.9 20.6 19.8 14.3 9 2.8 -0.3
°F 28.2 29.6 37.9 46.6 59.1 67.8 69.1 67.6 57.7 48.3 37 31.5

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.

Oslo monthly rainfall chart (mm) Oslo monthly rainfall chart (inches)
Average monthly rainfall in Oslo (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 54 41 51 45 56 69 83 91 94 92 80 60
inches 2.1 1.6 2 1.8 2.2 2.7 3.3 3.6 3.7 3.6 3.1 2.4
Rainy days 17 14 14 13 14 15 16 16 16 17 17 16

Average annual rainfall in Oslo: 885.567mm (348.6 inches)

Average daily sunshine

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

Oslo average daily sunshine chart
Average daily sunshine Oslo
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.4 2.8 4.3 6.3 7.9 9.6 9.1 7.6 5.2 3.2 2 1.3

Day / night temperatures

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

Oslo average minimum / maximum temperatures (Celsius) Oslo average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Oslo (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -7.9 -8.5 -5.3 -0.6 5.1 9.5 11.2 9.6 6.6 2.6 -2.7 -7.1
Max °C -2 -1.2 3.5 8.4 15.3 20.2 20.9 20 14.5 9.2 2.9 -0.1
Min °F 17.9 16.8 22.5 31 41.2 49 52.1 49.3 43.8 36.7 27.1 19.2
Max °F 23.2 23.4 30.4 39 50.4 58.6 60.8 58.6 50.9 42.6 32.2 25.5

Sea temperature

The graph below shows the average sea temperature.

Oslo average sea temperature chart (Celsius) Oslo average sea temperature chart (Fahrenheit)
Average sea temperature around Oslo in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.7 3.6 3.7 6 10.3 14.5 17.1 17.6 15.2 12 9.2 6.3
°F 40.5 38.5 38.6 42.8 50.6 58.1 62.8 63.7 59.3 53.7 48.5 43.4

Wind speed

The graph below shows the average wind speed.

Oslo average winspeed by month (km/h) Oslo average winspeed by month (mph)
Average wind speed in Oslo (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 12 14 15 14 14 14 13 16 15 15 16
mph 9 8 9 9 9 9 9 8 10 9 9 10

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.

Oslo relative humidity averages
Average relative humidity in Oslo
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
83% 80% 74% 67% 65% 65% 68% 72% 76% 80% 82% 83%
Oslo

Other monthly averages

UV index Best time to go?

Oslo weather stats

Oslo weather statistics
Hottest month: July 20.6°C 69.1°F
Driest month: February 41mm 1.6ins
Sunniest month: June 9.6hrs
Coldest month: January -2.1°C 28.2°F
Wettest month: September 94mm 3.7ins
Warmest sea: August 17.6°C 63.7°F
Map showing location of Oslo (59.91273, 10.74609) Oslo map pin © Google

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