Gronau monthly weather averages

Contents

Average daytime temperature

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

Gronau average temperature chart (Celsius) Gronau average temperature chart (Fahrenheit)
Average monthly temperatures in Gronau (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.9 4.9 8.3 12.1 17 19.7 21.3 21.6 18.1 13.7 8.2 5.2
°F 39 40.8 47 53.7 62.5 67.4 70.4 70.8 64.6 56.6 46.7 41.4

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.

Gronau monthly rainfall chart (mm) Gronau monthly rainfall chart (inches)
Average monthly rainfall in Gronau (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 65 42 59 47 58 71 72 61 58 56 67 70
inches 2.6 1.7 2.3 1.9 2.3 2.8 2.8 2.4 2.3 2.2 2.6 2.7
Rainy days 18 13 17 15 14 16 15 14 15 14 17 19

Average annual rainfall in Gronau: 785.133mm (309.1 inches)

Average daily sunshine

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

Gronau average daily sunshine chart
Average daily sunshine Gronau
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.4 2.8 3.5 5.4 6.8 6.5 6.4 6.4 4.7 3.6 2 1.2

Day / night temperatures

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

Gronau average minimum / maximum temperatures (Celsius) Gronau average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Gronau (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.8 -0.8 1.3 3.1 7.2 10.1 11.9 11.6 9.3 6.4 2.9 0.9
Max °C 4 5 8.5 12.3 17.2 19.9 21.6 21.8 18.3 13.9 8.3 5.4
Min °F 30.6 30.6 34.3 37.6 45 50.2 53.3 52.9 48.7 43.4 37.2 33.5
Max °F 34.9 35.8 40.8 45.9 54 59 62.1 62.1 56.8 50.2 42.1 37.6

Sea temperature

The graph below shows the average sea temperature.

Gronau average sea temperature chart (Celsius) Gronau average sea temperature chart (Fahrenheit)
Average sea temperature around Gronau in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.7 4.6 5 7.4 11.2 14.8 17.4 18.6 17.2 14.6 11.2 7.9
°F 42.2 40.2 41.1 45.4 52.1 58.6 63.4 65.5 63 58.2 52.2 46.3

Wind speed

The graph below shows the average wind speed.

Gronau average winspeed by month (km/h) Gronau average winspeed by month (mph)
Average wind speed in Gronau (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 15 15 15 12 12 12 11 12 12 15 15
mph 9 9 9 9 7 7 7 7 7 7 9 9

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.

Gronau relative humidity averages
Average relative humidity in Gronau
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
90% 86% 82% 76% 75% 77% 78% 78% 84% 86% 90% 91%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Gronau weather stats

Gronau weather statistics
Hottest month: July 21.3°C 70.3°F
Driest month: February 42mm 1.7ins
Sunniest month: May 6.8hrs
Coldest month: January 3.9°C 39°F
Wettest month: July 72mm 2.8ins
Warmest sea: August 18.6°C 65.5°F
Map showing location of Gronau (52.21099, 7.02238) Gronau map pin © Google

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