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
December sees a slight reduction in average high-temperature, with a shift from a cold 2.9°C (37.2°F) in November to a freezing cold -1°C (30.2°F). Recording a slight decline in temperature during the nights, Stjärnsund's December temperatures average at -4.2°C (24.4°F).Humidity
In Stjärnsund, the average relative humidity in December is 90%.Rainfall
In Stjärnsund, Sweden, in December, during 7 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Stjärnsund, during the entire year, the rain falls for 133.6 days and collects up to 408mm (16.06") of precipitation.Snowfall
Months with snowfall in Stjärnsund are January through May, October through December. In Stjärnsund, during December, snow falls for 14.6 days and regularly aggregates up to 179mm (7.05") of snow. In Stjärnsund, Sweden, during the entire year, snow falls for 76.5 days and aggregates up to 866mm (34.09") of snow.Daylight
With an average of 5h and 54min of daylight, December has the shortest days of the year in Stjärnsund.On the first day of the month, sunrise is at 08:34 and sunset at 14:54. On the last day of December, in Stjärnsund, sunrise is at 09:01 and sunset at 14:55 CET.
Sunshine
December has the least sunshine of the year, with an average of 1.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 1 during December translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is December in Stjärnsund?
What is the average humidity in December in Stjärnsund?
How much does it rain in Stjärnsund in December?
How much does it snow in Stjärnsund in December?
What is the month with the shortest days in Stjärnsund?
How many hours of daylight does Stjärnsund have in December?
What time are sunrise and sunset in December in Stjärnsund?
What is the month with the least sunshine in Stjärnsund?
How many hours of sunshine does Stjärnsund have in December?
What are the months with the lowest UV index in Stjärnsund?
What is the UV index reading in December in Stjärnsund?
Average temperature in December
Stjärnsund, Sweden
- Average high temperature in December: -1°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (-2.5°C).
- Average low temperature in December: -4.2°C
The month with the highest average low temperature is July (11.7°C).
The coldest months (with the lowest average low temperature) are January and February (-6°C).
Average pressure in December
Stjärnsund, Sweden
- Average pressure in December: 1007mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1007mbar).
Average wind speed in December
Stjärnsund, Sweden
- Average wind speed in December: 10.9km/h
The windiest month (with the highest average wind speed) is December (10.9km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Stjärnsund, Sweden
- Average humidity in December: 90%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (67%).
Average rainfall in December
Stjärnsund, Sweden
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Stjärnsund, Sweden
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in December
Stjärnsund, Sweden
- Average snowfall in December: 179mm
The month with the highest snowfall is March (201mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Stjärnsund, Sweden
- Average snowfall days in December: 14.6 days
The month with the highest number of snowfall days is February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Stjärnsund, Sweden
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Stjärnsund, Sweden
- Average sunshine days in December: 12 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in December
Stjärnsund, Sweden
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Stjärnsund, Sweden
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 46).
Average visibility in December
Stjärnsund, Sweden
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
Stjärnsund, Sweden
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