Olen monthly weather averages

Average daytime temperature

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

Olen average temperature chart (Celsius) Olen average temperature chart (Fahrenheit)
Average monthly temperatures in Olen (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.9 6.2 9.7 13.4 18 20.9 22.7 22.7 19.5 14.8 9.2 6
°F 40.8 43.2 49.5 56.1 64.4 69.6 72.8 72.9 67 58.6 48.6 42.8

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.

Olen monthly rainfall chart (mm) Olen monthly rainfall chart (inches)
Average monthly rainfall in Olen (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 66 52 69 54 68 79 76 63 61 69 78 75
inches 2.6 2 2.7 2.1 2.7 3.1 3 2.5 2.4 2.7 3.1 3
Rainy days 19 14 17 16 16 14 14 14 14 15 18 18

Average annual rainfall in Olen: 863.6mm (340 inches)

Average daily sunshine

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

Olen average daily sunshine chart
Average daily sunshine Olen
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 3.2 4 5.7 7.1 7.1 6.9 7.1 5.6 3.9 2.5 1.5

Day / night temperatures

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

Olen average minimum / maximum temperatures (Celsius) Olen average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Olen (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.4 -0.2 1.7 3.8 7.8 10.9 12.7 12.5 10.1 6.8 3.3 0.9
Max °C 5 6.4 9.9 13.6 18.3 21.2 22.9 23 19.7 15 9.4 6.1
Min °F 31.3 31.6 35.1 38.8 46 51.5 54.9 54.4 50.2 44.2 37.9 33.6
Max °F 36.1 37.6 42.4 47.7 55.4 60.8 64 63.9 58.8 51.6 43.3 38.3

Sea temperature

The graph below shows the average sea temperature.

Olen average sea temperature chart (Celsius) Olen average sea temperature chart (Fahrenheit)
Average sea temperature around Olen in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.3 6.3 6.6 8.6 11.3 14.2 16.8 18.4 17.7 15.3 12.1 9.2
°F 45.1 43.3 43.9 47.5 52.4 57.6 62.3 65.1 63.9 59.6 53.8 48.5

Wind speed

The graph below shows the average wind speed.

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

Olen relative humidity averages
Average relative humidity in Olen
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
87% 82% 80% 72% 71% 72% 75% 76% 80% 83% 86% 87%

Other monthly averages

UV index Best time to go?

Olen weather stats

Olen weather statistics
Hottest month: July 22.7°C 72.9°F
Driest month: February 52mm 2ins
Sunniest month: August 7.1hrs
Coldest month: January 4.9°C 40.8°F
Wettest month: June 79mm 3.1ins
Warmest sea: August 18.4°C 65.1°F
Map showing location of Olen (51.14391, 4.8598) Olen map pin © Google

Locations nearby

Top Belgium locations