Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A modest decline in the average high-temperature is seen during December, decreasing from a chilly 6.2°C (43.2°F) in November to an icy 3.1°C (37.6°F). Herføl's nighttime temperatures in December display a slight drop from daytime highs, averaging to a still wintry 0.4°C (32.7°F).Humidity
The average relative humidity in December is 83%.Rainfall
In Herføl, Norway, during December, the rain falls for 13.6 days and regularly aggregates up to 49mm (1.93") of precipitation. Throughout the year, in Herføl, there are 160.3 rainfall days, and 557mm (21.93") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Herføl, Norway. In Herføl, during December, snow falls for 5.9 days and regularly aggregates up to 26mm (1.02") of snow. Throughout the year, there are 31.8 snowfall days, and 191mm (7.52") of snow is accumulated.Daylight
The month with the shortest days in Herføl is December, with an average of 6h and 18min of daylight.On the first day of the month, sunrise is at 08:43 and sunset at 15:26. On the last day of December, sunrise is at 09:09 and sunset at 15:28 CET.
Sunshine
The month with the least sunshine in Herføl is December, with an average of 3.3h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in Herføl in December?
What is the average humidity in December in Herføl?
How much does it rain in Herføl in December?
How many days does it snow in December in Herføl?
What is the month with the shortest days in Herføl?
How many hours of daylight does Herføl have in December?
When is the sunrise / sunset in December in Herføl?
What is the month with the least sunshine in Herføl?
How many hours of sunshine does Herføl have in December?
What is the UV index reading in December in Herføl?
Average temperature in December
Herføl, Norway
- Average high temperature in December: 3.1°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is February (0.9°C).
- Average low temperature in December: 0.4°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is February (-1.9°C).
Average pressure in December
Herføl, Norway
- Average pressure in December: 1008mbar
The month with the highest atmospheric pressure is April (1014.3mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in December
Herføl, Norway
- Average wind speed in December: 22.2km/h
The windiest month (with the highest average wind speed) is December (22.2km/h).
The calmest month (with the lowest average wind speed) is June (16km/h).
Average humidity in December
Herføl, Norway
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Herføl, Norway
- Average rainfall in December: 49mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Herføl, Norway
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Herføl, Norway
- Average snowfall in December: 26mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Herføl, Norway
- Average snowfall days in December: 5.9 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Herføl, Norway
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Herføl, Norway
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in December
Herføl, Norway
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Herføl, Norway
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are June and July (Cloud cover 37).
Average visibility in December
Herføl, Norway
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
Herføl, Norway
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