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 mild shift in the average high-temperature occurs in December, reducing from a cold 5.5°C (41.9°F) in November to a still wintry 2.1°C (35.8°F). Hällekis in December observes a slight diminution in temperature from daily highs, recording a low-temperature average of -1.2°C (29.8°F).Humidity
January, February and December, with an average relative humidity of 88%, are the most humid months in Hällekis, Sweden.Rainfall
In December, the rain falls for 10.7 days. Throughout December, 37mm (1.46") of precipitation is accumulated. Throughout the year, in Hällekis, there are 152.6 rainfall days, and 462mm (18.19") of precipitation is accumulated.Snowfall
Months with snowfall in Hällekis are January through May, October through December. In Hällekis, in December, snow falls for 9.5 days, with typically accumulated 67mm (2.64") of snow. In Hällekis, during the entire year, snow falls for 46.2 days and aggregates up to 378mm (14.88") of snow.Daylight
December has the shortest days of the year in Hällekis, with an average of 6h and 24min of daylight.On the first day of December in Hällekis, sunrise is at 08:31 and sunset at 15:19. On the last day of the month, sunrise is at 08:56 and sunset at 15:22 CET.
Sunshine
The months with the least sunshine are February and December, with an average of 3.2h of sunshine.UV index
The months with the lowest UV index in Hällekis, Sweden, are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 1 during December translates into these guidelines:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. 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 Hällekis?
What is the most humid month in Hällekis?
What is the average humidity in December in Hällekis?
How much does it rain in Hällekis in December?
How many days does it snow in December in Hällekis?
What is the month with the shortest days in Hällekis?
What is the average length of the day in December in Hällekis?
When are sunrise and sunset in December in Hällekis?
What are the months with the least sunshine in Hällekis?
How long on average sun shines in December in Hällekis?
What is the month with the lowest UV index in Hällekis?
How high is the UV index in December in Hällekis?
Average temperature in December
Hällekis, Sweden
- Average high temperature in December: 2.1°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (0.4°C).
- Average low temperature in December: -1.2°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is February (-3.2°C).
Average pressure in December
Hällekis, Sweden
- Average pressure in December: 1008.5mbar
The months with the highest atmospheric pressure are April and May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008.5mbar).
Average wind speed in December
Hällekis, Sweden
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in December
Hällekis, Sweden
- Average humidity in December: 88%
The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is April (71%).
Average rainfall in December
Hällekis, Sweden
- Average rainfall in December: 37mm
The wettest month (with the highest rainfall) is June (56mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Hällekis, Sweden
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in December
Hällekis, Sweden
- Average snowfall in December: 67mm
The month with the highest snowfall is January (94mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Hällekis, Sweden
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hällekis, Sweden
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Hällekis, Sweden
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in December
Hällekis, 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 and December (UV index 1).
Average cloud cover in December
Hällekis, Sweden
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 42).
Average visibility in December
Hällekis, Sweden
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
Hällekis, Sweden
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