December weather forecastHallingby, Norway

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Hallingby, Norway, with temperature in the range of an average low of -6.5°C (20.3°F) and an average high of -2.9°C (26.8°F).

Temperature

December's arrival subtly correlates with a reduction in the average high-temperature, down from a wintry 1.3°C (34.3°F) in November to a freezing cold -2.9°C (26.8°F). The December average low temperature in Hallingby, marginally lower than the daytime high, records at a still subzero cold -6.5°C (20.3°F).

Humidity

In Hallingby, the average relative humidity in December is 90%.

Rainfall

In Hallingby, in December, during 7.5 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Hallingby, Norway, during the entire year, the rain falls for 136.6 days and collects up to 635mm (25") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Hallingby, Norway, in December, during 11.7 snowfall days, 231mm (9.09") of snow is typically accumulated. In Hallingby, Norway, during the entire year, snow falls for 69.6 days and aggregates up to 1342mm (52.83") of snow.

Daylight

With an average of 6h and 0min of daylight, December has the shortest days of the year in Hallingby.
On the first day of December, sunrise is at 08:57 and sunset at 15:19. On the last day of the month, sunrise is at 09:24 and sunset at 15:20 CET.

Sunshine

January and December, with an average of 3.3h of sunshine, are months with the least sunshine in Hallingby.

UV index

The months with the lowest UV index in Hallingby are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 1 during December leads to these instructions:
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. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

The high-temperature, in December, in Hallingby, records -2.9°C (26.8°F), while the low-temperature is -6.5°C (20.3°F).

In December, the average relative humidity is 90%.

In Hallingby, Norway, in December, during 7.5 rainfall days, 42mm (1.65") of precipitation is typically accumulated.

In Hallingby, during December, snow falls for 11.7 days and regularly aggregates up to 231mm (9.09") of snow.

The month with the shortest days in Hallingby is December, with an average of 6h and 0min of daylight.

In Hallingby, the average day length in December is 5h and 57min.

On the first day of December, sunrise is at 08:57 and sunset at 15:19. On the last day of the month, sunrise is at 09:24 and sunset at 15:20 CET.

The months with the least sunshine are January and December, with an average of 3.3h of sunshine.

In Hallingby, the average sunshine duration in December is 3.3h.

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.

In Hallingby, Norway, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hallingby, Norway

  • Average high temperature in December: -2.9°C

The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (-3.8°C).

  • Average low temperature in December: -6.5°C

The month with the highest average low temperature is July (10.1°C).
The coldest month (with the lowest average low temperature) is February (-8.8°C).

Average pressure in December
Hallingby, Norway

  • Average pressure in December: 1008mbar

The month with the highest atmospheric pressure is April (1014.6mbar).
The month with the lowest atmospheric pressure is December (1008mbar).

Average wind speed in December
Hallingby, Norway

  • Average wind speed in December: 8.1km/h

The windiest month (with the highest average wind speed) is May (8.5km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

Average humidity in December
Hallingby, Norway

  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (70%).

Average rainfall in December
Hallingby, Norway

  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is July (73mm).
The driest month (with the least rainfall) is April (26mm).

Average rainfall days in December
Hallingby, Norway

  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in December
Hallingby, Norway

  • Average snowfall in December: 231mm

The month with the highest snowfall is January (295mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Hallingby, Norway

  • Average snowfall days in December: 11.7 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Hallingby, Norway

  • Average daylight in December: 6h and 0min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in December: 3h and 18min

The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 18min).

Average sunshine days in December
Hallingby, Norway

  • Average sunshine days in December: 15.5 days

The months with the most sunshine days are March and October (16 days).
The month with the least sunshine days is July (9 days).

Average UV index in December
Hallingby, Norway

  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in December
Hallingby, Norway

  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 46).

Average visibility in December
Hallingby, Norway

  • Average visibility in December: 7km

The months with the highest visibility are May and June (9km).
The months with the lowest visibility are January, February and March (6km).