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 is marked by a subtle drop in average high-temperatures, transitioning from a wintry 4.5°C (40.1°F) in November to a still cold 0.6°C (33.1°F). December in Måsta, Sweden, witnesses a minor deviation from daytime peaks, with an average nighttime temperature of -3°C (26.6°F).Humidity
January, February and December, with an average relative humidity of 90%, are the most humid months.Rainfall
In Måsta, during December, the rain falls for 8.4 days and regularly aggregates up to 15mm (0.59") of precipitation. In Måsta, Sweden, during the entire year, the rain falls for 116.7 days and collects up to 205mm (8.07") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Måsta, during December, snow falls for 9.5 days and regularly aggregates up to 38mm (1.5") of snow. Throughout the year, there are 44.6 snowfall days, and 197mm (7.76") of snow is accumulated.Daylight
With an average of 6h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:24 and sunset at 15:01. On the last day of December, sunrise is at 08:50 and sunset at 15:03 CET.
Sunshine
December has the least sunshine of the year in Måsta, with an average of 2.6h of sunshine.UV index
In December, the average daily maximum UV index in Måsta is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is December in Måsta?
What are the most humid months in Måsta?
What is the average humidity in December in Måsta?
How much does it rain in Måsta in December?
How many days does it snow in December in Måsta?
What is the month with the shortest days in Måsta?
What is the average length of the day in December in Måsta?
What time are sunrise and sunset in December in Måsta?
What is the month with the least sunshine in Måsta?
How long on average sun shines in December in Måsta?
What is the UV index intensity in December in Måsta?
Average temperature in December
Måsta, Sweden
- Average high temperature in December: 0.6°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 (-1°C).
- Average low temperature in December: -3°C
The month with the highest average low temperature is July (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-4.8°C).
Average pressure in December
Måsta, Sweden
- Average pressure in December: 1007.9mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.9mbar).
Average wind speed in December
Måsta, Sweden
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in December
Måsta, Sweden
- Average humidity in December: 90%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Måsta, Sweden
- Average rainfall in December: 15mm
The wettest month (with the highest rainfall) is July (30mm).
The driest months (with the least rainfall) are February and April (11mm).
Average rainfall days in December
Måsta, Sweden
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in December
Måsta, Sweden
- Average snowfall in December: 38mm
The month with the highest snowfall is January (52mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Måsta, Sweden
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Måsta, Sweden
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in December
Måsta, Sweden
- Average sunshine days in December: 14.2 days
The month with the most sunshine days is September (17.6 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Måsta, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Måsta, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility in December
Måsta, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).
Måsta, Sweden
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