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's arrival comes with a mild decrease in the average high-temperature, moving subtly from a cold 4.7°C (40.5°F) in November to a still icy 0.6°C (33.1°F). Merlänna, during December nights, observes a steady temperature, averaging at a subzero cold -2.8°C (27°F).Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 89%.Rainfall
In Merlänna, in December, during 10.5 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, in Merlänna, there are 148.3 rainfall days, and 400mm (15.75") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Merlänna. In Merlänna, Sweden, in December, during 12 snowfall days, 97mm (3.82") of snow is typically accumulated. Throughout the year, there are 58.2 snowfall days, and 426mm (16.77") of snow is accumulated.Daylight
December has the shortest days of the year in Merlänna, Sweden, with an average of 6h and 18min of daylight.On the first day of the month, sunrise is at 08:22 and sunset at 15:00. On the last day of December, sunrise is at 08:47 and sunset at 15:02 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.5h of sunshine.UV index
In Merlänna, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is it in Merlänna in December?
What are the most humid months in Merlänna?
What is the average humidity in December in Merlänna?
How much does it rain in Merlänna in December?
How many days does it snow in December in Merlänna?
What is the month with the shortest days in Merlänna?
What is the average length of the day in December in Merlänna?
When are sunrise and sunset in December in Merlänna?
What is the month with the least sunshine in Merlänna?
How long on average sun shines in December in Merlänna?
What is the UV index reading in December in Merlänna?
Average temperature in December
Merlänna, Sweden
- Average high temperature in December: 0.6°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in December: -2.8°C
The month with the highest average low temperature is July (12.7°C).
The coldest months (with the lowest average low temperature) are January and February (-4.7°C).
Average pressure in December
Merlänna, 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
Merlänna, Sweden
- Average wind speed in December: 15.9km/h
The windiest month (with the highest average wind speed) is December (15.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in December
Merlänna, Sweden
- Average humidity in December: 89%
The months with the highest relative humidity are January, February and December (89%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Merlänna, Sweden
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Merlänna, Sweden
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in December
Merlänna, Sweden
- Average snowfall in December: 97mm
The month with the highest snowfall is February (102mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Merlänna, Sweden
- Average snowfall days in December: 12 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Merlänna, Sweden
- Average daylight in December: 6h and 2min
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 18min).
- Average sunshine in December: 2h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Merlänna, Sweden
- Average sunshine days in December: 10.5 days
The months with the most sunshine days are September and October (14.2 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in December
Merlänna, 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
Merlänna, Sweden
- Average cloud cover in December: 65
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Merlänna, 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).
Merlänna, Sweden
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