December weather forecastHarlingen, Netherlands

December

Weather in December

The first month of the winter, December, is also a frosty month in Harlingen, Netherlands, with an average temperature varying between 6.9°C (44.4°F) and 4.4°C (39.9°F).

Temperature

The initiation of December records an average high-temperature of a still chilly 6.9°C (44.4°F), displaying a near consistency with the previous month. Harlingen, in December, registers a nighttime average temperature of 4.4°C (39.9°F).

Humidity

December is the most humid month, with an average relative humidity of 85%.

Rainfall

In December, in Harlingen, Netherlands, the rain falls for 18.8 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, in Harlingen, there are 188.1 rainfall days, and 390mm (15.35") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 2.3 days. Throughout December, 9mm (0.35") of snow is accumulated. In Harlingen, during the entire year, snow falls for 11.8 days and aggregates up to 43mm (1.69") of snow.

Sea temperature

In Harlingen, the average seawater temperature in December is 9.2°C (48.6°F).
Note: Immersing oneself in 9.2°C (48.6°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.

Daylight

December has the shortest days of the year in Harlingen, with an average of 7h and 36min of daylight.
On the first day of December in Harlingen, sunrise is at 08:30 and sunset at 16:24. On the last day of the month, sunrise is at 08:52 and sunset at 16:30 CET.

Sunshine

With an average of 3.4h of sunshine, December has the least sunshine of the year in Harlingen.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Experience reduced UV exposure by about half when donning a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.

Frequently asked questions

An average high-temperature, in December, in Harlingen, is 6.9°C (44.4°F) and the average low-temperature is 4.4°C (39.9°F).

December is the most humid month in Harlingen, Netherlands, with an average relative humidity of 85%.

In December, the average relative humidity in Harlingen, Netherlands, is 85%.

In Harlingen, in December, it is raining for 18.8 days, with typically 38mm (1.5") of accumulated precipitation.

In Harlingen, in December, snow falls for 2.3 days, with typically accumulated 9mm (0.35") of snow.

In Harlingen, Netherlands, the average seawater temperature in December is 9.2°C (48.6°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

With an average of 7h and 36min of daylight, December has the shortest days of the year in Harlingen, Netherlands.

In December, the average day length in Harlingen is 7h and 38min.

On the first day of December in Harlingen, sunrise is at 08:30 and sunset at 16:24. On the last day of the month, sunrise is at 08:52 and sunset at 16:30 CET.

The month with the least sunshine in Harlingen is December, with an average of 3.4h of sunshine.

In December, the average sunshine duration in Harlingen is 3.4h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harlingen, Netherlands.

In Harlingen, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Harlingen, Netherlands

  • Average high temperature in December: 6.9°C

The warmest month (with the highest average high temperature) is August (20.3°C).
The months with the lowest average high temperature are January and February (5.3°C).

  • Average low temperature in December: 4.4°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).

Average pressure in December
Harlingen, Netherlands

  • Average pressure in December: 1013mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).

Average wind speed in December
Harlingen, Netherlands

  • Average wind speed in December: 26.8km/h

The windiest month (with the highest average wind speed) is December (26.8km/h).
The calmest month (with the lowest average wind speed) is July (17.2km/h).

Average humidity in December
Harlingen, Netherlands

  • Average humidity in December: 85%

The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and August (79%).

Average rainfall in December
Harlingen, Netherlands

  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in December
Harlingen, Netherlands

  • Average rainfall days in December: 18.8 days

The month with the highest number of rainy days is December (18.8 days).
The month with the least rainy days is April (11.1 days).

Average snowfall in December
Harlingen, Netherlands

  • Average snowfall in December: 9mm

The months with the highest snowfall are January and February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Harlingen, Netherlands

  • Average snowfall days in December: 2.3 days

The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in December
Harlingen, Netherlands

  • Average sea temperature in December: 9.2°C

The best months for swimming (with the highest average sea temperature) are August and September (17.7°C).
The coldest month (with the lowest average sea temperature) is March (5.8°C).

Average daylight in December /
Average sunshine in December
Harlingen, Netherlands

  • Average daylight in December: 7h and 36min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in December: 3h and 24min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in December
Harlingen, Netherlands

  • Average sunshine days in December: 7.1 days

The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is December (7.1 days).

Average UV index in December
Harlingen, Netherlands

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Harlingen, Netherlands

  • Average cloud cover in December: 67

The month with the most cloud cover is December (Cloud cover 67).
The months with the least cloud cover are April and August (Cloud cover 39).

Average visibility in December
Harlingen, Netherlands

  • Average visibility in December: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).