Grimstad monthly weather averages

Contents

Average daytime temperature

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

Grimstad average temperature chart (Celsius) Grimstad average temperature chart (Fahrenheit)
Average monthly temperatures in Grimstad (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 0.3 0.1 3.3 7.3 13.1 17.6 18.8 18.4 14.5 10.3 5.3 2.3
°F 32.6 32.2 37.9 45.1 55.6 63.6 65.9 65.2 58 50.6 41.5 36.2

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.

Grimstad monthly rainfall chart (mm) Grimstad monthly rainfall chart (inches)
Average monthly rainfall in Grimstad (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 91 62 71 54 76 67 87 107 121 140 125 87
inches 3.6 2.4 2.8 2.1 3 2.6 3.4 4.2 4.8 5.5 4.9 3.4
Rainy days 19 14 15 13 14 13 14 15 16 18 19 17

Average annual rainfall in Grimstad: 1153.1mm (454 inches)

Average daily sunshine

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

Grimstad average daily sunshine chart
Average daily sunshine Grimstad
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.1 2.2 3.7 6 7.8 9.6 8.9 7.4 4.9 3.2 2 1.1

Day / night temperatures

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

Grimstad average minimum / maximum temperatures (Celsius) Grimstad average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Grimstad (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -3.9 -4.5 -2.2 1 5.5 10.1 12 11.4 8.8 5.6 1.3 -2.1
Max °C 0.5 0.3 3.4 7.5 13.3 17.8 19 18.6 14.6 10.5 5.4 2.5
Min °F 25.1 24 28 33.7 41.9 50.1 53.6 52.5 47.8 42 34.3 28.3
Max °F 28.9 28.2 33.1 39.6 48.9 57 59.9 59 53.1 46.4 37.9 32.4

Sea temperature

The graph below shows the average sea temperature.

Grimstad average sea temperature chart (Celsius) Grimstad average sea temperature chart (Fahrenheit)
Average sea temperature around Grimstad in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.4 4.3 4.2 6.2 10 13.9 16.5 17.2 15.2 12.5 9.8 7
°F 41.7 39.7 39.6 43.2 50.1 57.1 61.7 63 59.4 54.6 49.7 44.6

Wind speed

The graph below shows the average wind speed.

Grimstad average winspeed by month (km/h) Grimstad average winspeed by month (mph)
Average wind speed in Grimstad (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 22 19 21 19 18 18 18 17 20 21 22 22
mph 14 12 13 12 11 11 11 11 13 13 14 14

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.

Grimstad relative humidity averages
Average relative humidity in Grimstad
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
87% 85% 82% 78% 76% 76% 78% 79% 80% 83% 85% 85%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Grimstad weather stats

Grimstad weather statistics
Hottest month: July 18.8°C 65.8°F
Driest month: April 54mm 2.1ins
Sunniest month: June 9.6hrs
Coldest month: February 0.1°C 32.2°F
Wettest month: October 140mm 5.5ins
Warmest sea: August 17.2°C 63°F
Map showing location of Grimstad (58.3405, 8.59343) Grimstad map pin © Google

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