Zaventem monthly weather averages

Average daytime temperature

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

Zaventem average temperature chart (Celsius) Zaventem average temperature chart (Fahrenheit)
Average monthly temperatures in Zaventem (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.7 6.3 9.4 13.4 17.7 20.7 22.4 22.3 19.4 14.3 9.1 5.9
°F 40.5 43.3 49 56.1 63.8 69.3 72.4 72.2 66.9 57.7 48.4 42.6

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.

Zaventem monthly rainfall chart (mm) Zaventem monthly rainfall chart (inches)
Average monthly rainfall in Zaventem (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 66 52 70 55 69 77 75 63 60 72 79 75
inches 2.6 2.1 2.8 2.2 2.7 3 3 2.5 2.4 2.8 3.1 3
Rainy days 18 15 16 15 15 14 16 16 16 19 19 18

Average annual rainfall in Zaventem: 868.434mm (341.9 inches)

Average daily sunshine

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

Zaventem average daily sunshine chart
Average daily sunshine Zaventem
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.8 3.3 4.3 5.8 7.1 7.5 7.2 7.6 6.1 4.2 2.8 1.8

Day / night temperatures

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

Zaventem average minimum / maximum temperatures (Celsius) Zaventem average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Zaventem (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.3 0.4 2 4.4 8.1 11.3 13 12.9 10.8 7.2 3.8 1
Max °C 4.9 6.4 9.6 13.6 17.9 21 22.7 22.6 19.6 14.5 9.3 6
Min °F 31.6 32.7 35.6 39.9 46.6 52.3 55.3 55.1 51.4 44.9 38.8 33.8
Max °F 36.1 38.1 42.4 48.2 55.4 61 64 63.9 59.4 51.4 43.7 38.3

Sea temperature

The graph below shows the average sea temperature.

Zaventem average sea temperature chart (Celsius) Zaventem average sea temperature chart (Fahrenheit)
Average sea temperature around Zaventem in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.6 6.6 6.9 8.9 11.6 14.5 17.1 18.7 17.9 15.5 12.4 9.5
°F 45.7 43.9 44.5 47.9 52.9 58.2 62.9 65.6 64.2 59.9 54.3 49.1

Wind speed

The graph below shows the average wind speed.

Zaventem average winspeed by month (km/h) Zaventem average winspeed by month (mph)
Average wind speed in Zaventem (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 16 16 15 14 13 13 12 13 14 16 17
mph 11 10 10 9 9 8 8 8 8 9 10 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.

Zaventem relative humidity averages
Average relative humidity in Zaventem
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
85% 81% 79% 71% 70% 71% 76% 76% 79% 82% 84% 86%

Other monthly averages

UV index Best time to go?

Zaventem weather stats

Zaventem weather statistics
Hottest month: July 22.4°C 72.3°F
Driest month: February 52mm 2ins
Sunniest month: August 7.6hrs
Coldest month: January 4.7°C 40.5°F
Wettest month: November 79mm 3.1ins
Warmest sea: August 18.7°C 65.7°F
Map showing location of Zaventem (50.88365, 4.47298) Zaventem map pin © Google

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