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
December
Weather in December
Temperature
Grimsholmen's weather subtly changes with the onset of December, barely falling from a chilly 7.3°C (45.1°F) in November to a wintry 3.8°C (38.8°F). Grimsholmen notes a consistent average low-temperature of 1.2°C (34.2°F) during December nights.Humidity
The months with the highest humidity in Grimsholmen, Sweden, are January, February and December, with an average relative humidity of 86%.Rainfall
In December, in Grimsholmen, the rain falls for 16.2 days. Throughout December, 53mm (2.09") of precipitation is accumulated. In Grimsholmen, during the entire year, the rain falls for 180.4 days and collects up to 615mm (24.21") of precipitation.Snowfall
January through April, October through December are months with snowfall in Grimsholmen. In Grimsholmen, Sweden, during December, snow falls for 4.9 days and regularly aggregates up to 36mm (1.42") of snow. In Grimsholmen, during the entire year, snow falls for 29.3 days and aggregates up to 188mm (7.4") of snow.Daylight
The month with the shortest days in Grimsholmen, Sweden, is December, with an average of 6h and 54min of daylight.On the first day of the month, sunrise is at 08:22 and sunset at 15:35. On the last day of December, in Grimsholmen, sunrise is at 08:46 and sunset at 15:39 CET.
Sunshine
The months with the least sunshine in Grimsholmen are November and December, with an average of 3.3h of sunshine.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Grimsholmen. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Grimsholmen during December?
What is the most humid month in Grimsholmen?
What is the average humidity in December in Grimsholmen?
How many days does it rain in December in Grimsholmen?
How much does it snow in Grimsholmen in December?
What is the month with the shortest days in Grimsholmen?
What is the average length of the day in December in Grimsholmen?
When are sunrise and sunset in December in Grimsholmen?
What are the months with the least sunshine in Grimsholmen?
How long on average sun shines in December in Grimsholmen?
What are the months with the lowest UV index in Grimsholmen?
What is the UV index intensity in December in Grimsholmen?
Average temperature in December
Grimsholmen, Sweden
- Average high temperature in December: 3.8°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is February (1.9°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (-0.9°C).
Average pressure in December
Grimsholmen, Sweden
- Average pressure in December: 1009.7mbar
The month with the highest atmospheric pressure is April (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.7mbar).
Average wind speed in December
Grimsholmen, Sweden
- Average wind speed in December: 21.3km/h
The windiest month (with the highest average wind speed) is December (21.3km/h).
The calmest months (with the lowest average wind speed) are June and July (15.1km/h).
Average humidity in December
Grimsholmen, Sweden
- Average humidity in December: 86%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Grimsholmen, Sweden
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is August (85mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Grimsholmen, Sweden
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in December
Grimsholmen, Sweden
- Average snowfall in December: 36mm
The month with the highest snowfall is February (60mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Grimsholmen, Sweden
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is February (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Grimsholmen, Sweden
- Average daylight in December: 6h and 5min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are November and December (Average sunshine: 3h and 18min).
Average sunshine days in December
Grimsholmen, Sweden
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is April (15.9 days).
The month with the least sunshine days is August (8 days).
Average UV index in December
Grimsholmen, Sweden
- Average UV index in December: 2
The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Grimsholmen, Sweden
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in December
Grimsholmen, Sweden
- 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).
