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 modest decline in the average high-temperature is seen during December, decreasing from a cold 0.8°C (33.4°F) in November to a subzero cold -2.8°C (27°F). Keräsjoki consistently logs a low temperature averaging -6.3°C (20.7°F) during December, a modest drop from daytime temperatures.Humidity
In Keräsjoki, the average relative humidity in December is 91%.Rainfall
The month with the most rainfall in Keräsjoki is December, when the rain falls for 6.3 days and typically aggregates up to 42mm (1.65") of precipitation.Snowfall
Months with snowfall in Keräsjoki are January through June, September through December. In Keräsjoki, Sweden, during December, snow falls for 16.6 days and regularly aggregates up to 176mm (6.93") of snow. In Keräsjoki, during the entire year, snow falls for 89.7 days and aggregates up to 919mm (36.18") of snow.Daylight
With an average of 3h and 18min of daylight, December has the shortest days of the year in Keräsjoki.On the first day of the month, sunrise is at 09:09 and sunset at 13:17. On the last day of December, in Keräsjoki, sunrise is at 09:49 and sunset at 13:06 CET.
Sunshine
The month with the least sunshine in Keräsjoki is December, with an average of 1.2h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. 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 it in Keräsjoki in December?
What is the average humidity in December in Keräsjoki?
What is the rainiest month in Keräsjoki?
How many days does it rain in December in Keräsjoki?
How much does it snow in Keräsjoki in December?
What is the month with the shortest days in Keräsjoki?
How many hours of daylight does Keräsjoki have in December?
When are sunrise and sunset in December in Keräsjoki?
What is the month with the least sunshine in Keräsjoki?
How long on average sun shines in December in Keräsjoki?
What is the month with the lowest UV index in Keräsjoki?
What is the UV index intensity in December in Keräsjoki?
Average temperature in December
Keräsjoki, Sweden
- Average high temperature in December: -2.8°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (-6.3°C).
- Average low temperature in December: -6.3°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-10.9°C).
Average pressure in December
Keräsjoki, Sweden
- Average pressure in December: 1004.9mbar
The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in December
Keräsjoki, Sweden
- Average wind speed in December: 16.3km/h
The windiest months (with the highest average wind speed) are November and December (16.3km/h).
The calmest month (with the lowest average wind speed) is April (12km/h).
Average humidity in December
Keräsjoki, Sweden
- Average humidity in December: 91%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (70%).
Average rainfall in December
Keräsjoki, Sweden
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Keräsjoki, Sweden
- Average rainfall days in December: 6.3 days
The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Keräsjoki, Sweden
- Average snowfall in December: 176mm
The month with the highest snowfall is March (203mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Keräsjoki, Sweden
- Average snowfall days in December: 16.6 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Keräsjoki, Sweden
- Average daylight in December: 3h and 2min
The month with the longest days is July (Average daylight: 20h and 48min).
The month with the shortest days is December (Average daylight: 3h and 18min).
- Average sunshine in December: 1h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in December
Keräsjoki, Sweden
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in December
Keräsjoki, Sweden
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Keräsjoki, Sweden
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Keräsjoki, Sweden
- Average visibility in December: 8km
The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is January (6km).
Keräsjoki, Sweden
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