Heemskerk monthly weather averages

Contents

Average daytime temperature

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

Heemskerk average temperature chart (Celsius) Heemskerk average temperature chart (Fahrenheit)
Average monthly temperatures in Heemskerk (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.6 5.1 7.8 10.9 15.4 18.2 19.8 20.2 17.7 13.9 9 6
°F 40.4 41.2 46 51.7 59.7 64.7 67.6 68.3 63.9 57.1 48.3 42.9

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.

Heemskerk monthly rainfall chart (mm) Heemskerk monthly rainfall chart (inches)
Average monthly rainfall in Heemskerk (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 66 44 56 47 49 53 68 71 79 87 93 81
inches 2.6 1.7 2.2 1.8 1.9 2.1 2.7 2.8 3.1 3.4 3.7 3.2
Rainy days 19 13 18 14 14 13 14 14 16 17 20 19

Average annual rainfall in Heemskerk: 851.333mm (335.2 inches)

Average daily sunshine

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

Heemskerk average daily sunshine chart
Average daily sunshine Heemskerk
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 2.9 4 5.9 7.6 7.6 7.1 6.9 5 3.6 2.1 1.5

Day / night temperatures

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

Heemskerk average minimum / maximum temperatures (Celsius) Heemskerk average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Heemskerk (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.3 0.2 1.9 3.9 7.7 10.7 12.7 12.7 10.7 7.7 4.1 1.7
Max °C 4.8 5.3 8 11.1 15.6 18.4 20 20.4 17.9 14.1 9.2 6.2
Min °F 32.5 32.3 35.3 39 45.8 51.2 54.8 54.8 51.3 45.9 39.3 35
Max °F 36.5 36.9 40.8 45.5 52.9 58.1 61.3 61.7 57.7 51.6 43.9 39

Sea temperature

The graph below shows the average sea temperature.

Heemskerk average sea temperature chart (Celsius) Heemskerk average sea temperature chart (Fahrenheit)
Average sea temperature around Heemskerk in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.1 5.9 6.1 8.1 11 14 16.5 18.1 17.4 15.2 12.1 9.1
°F 44.7 42.6 43 46.5 51.7 57.1 61.8 64.6 63.3 59.4 53.8 48.5

Wind speed

The graph below shows the average wind speed.

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

Heemskerk relative humidity averages
Average relative humidity in Heemskerk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
89% 86% 84% 81% 79% 80% 81% 81% 83% 85% 87% 89%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Heemskerk weather stats

Heemskerk weather statistics
Hottest month: August 20.2°C 68.4°F
Driest month: February 44mm 1.7ins
Sunniest month: May 7.6hrs
Coldest month: January 4.6°C 40.3°F
Wettest month: November 93mm 3.7ins
Warmest sea: August 18.1°C 64.6°F
Map showing location of Heemskerk (52.51108, 4.67165) Heemskerk map pin © Google

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