Zwolle monthly weather averages

Average daytime temperature

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

Zwolle average temperature chart (Celsius) Zwolle average temperature chart (Fahrenheit)
Average monthly temperatures in Zwolle (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.3 5 8.4 11.8 16.7 19.2 20.9 21.3 18 13.7 8.6 5.7
°F 39.7 41 47.1 53.2 62 66.5 69.7 70.3 64.4 56.7 47.4 42.2

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.

Zwolle monthly rainfall chart (mm) Zwolle monthly rainfall chart (inches)
Average monthly rainfall in Zwolle (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 65 45 59 50 60 70 82 70 67 68 75 77
inches 2.5 1.8 2.3 2 2.4 2.8 3.2 2.8 2.6 2.7 2.9 3
Rainy days 19 13 18 14 14 15 15 14 16 16 19 20

Average annual rainfall in Zwolle: 845.366mm (332.8 inches)

Average daily sunshine

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

Zwolle average daily sunshine chart
Average daily sunshine Zwolle
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.5 2.8 3.6 5.5 6.8 6.7 6.4 6.4 4.7 3.5 2 1.3

Day / night temperatures

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

Zwolle average minimum / maximum temperatures (Celsius) Zwolle average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Zwolle (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.6 -0.8 1.3 2.8 6.9 9.8 11.7 11.5 9.2 6.3 2.9 1
Max °C 4.4 5.2 8.6 12 16.9 19.4 21.2 21.5 18.2 13.9 8.7 5.8
Min °F 30.9 30.7 34.3 37 44.4 49.6 53 52.7 48.6 43.3 37.2 33.8
Max °F 35.4 36 40.8 45.3 53.4 58.3 61.5 61.7 56.7 50.2 42.4 38.1

Sea temperature

The graph below shows the average sea temperature.

Zwolle average sea temperature chart (Celsius) Zwolle average sea temperature chart (Fahrenheit)
Average sea temperature around Zwolle in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.3 5.1 5.4 7.6 10.9 14.3 16.9 18.3 17.2 14.8 11.7 8.6
°F 43.4 41.2 41.8 45.7 51.7 57.7 62.5 64.9 63 58.7 53 47.5

Wind speed

The graph below shows the average wind speed.

Zwolle average winspeed by month (km/h) Zwolle average winspeed by month (mph)
Average wind speed in Zwolle (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 18 17 14 13 13 13 14 14 18 18
mph 11 11 11 11 9 8 8 8 9 9 11 11

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.

Zwolle relative humidity averages
Average relative humidity in Zwolle
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
90% 86% 83% 78% 76% 78% 79% 79% 84% 87% 89% 91%

Other monthly averages

UV index Best time to go?

Zwolle weather stats

Zwolle weather statistics
Hottest month: August 21.3°C 70.3°F
Driest month: February 45mm 1.8ins
Sunniest month: May 6.8hrs
Coldest month: January 4.3°C 39.7°F
Wettest month: July 82mm 3.2ins
Warmest sea: August 18.3°C 64.9°F
Map showing location of Zwolle (52.5125, 6.09444) Zwolle map pin © Google

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