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
December
Weather in December
Temperature
December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's icy 1.3°C (34.3°F) to a freezing cold -2.6°C (27.3°F). Throughout December in Kyyjärvi, a minimal difference from peak daytime temperatures is noted, marking a steady low-temperature average of -6.1°C (21°F).Humidity
In December, the average relative humidity is 94%.Rainfall
In Kyyjärvi, during December, the rain falls for 5.7 days and regularly aggregates up to 36mm (1.42") of precipitation. In Kyyjärvi, Finland, during the entire year, the rain falls for 126.7 days and collects up to 417mm (16.42") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Kyyjärvi, in December, during 19.9 snowfall days, 205mm (8.07") of snow is typically accumulated. Throughout the year, in Kyyjärvi, there are 103.2 snowfall days, and 1012mm (39.84") of snow is accumulated.Daylight
December has the shortest days of the year in Kyyjärvi, with an average of 4h and 54min of daylight.On the first day of December, sunrise is at 09:27 and sunset at 14:54. On the last day of the month, sunrise is at 09:57 and sunset at 14:52 EET.
Sunshine
December has the least sunshine of the year in Kyyjärvi, Finland, with an average of 0.8h 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 in Kyyjärvi. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Kyyjärvi in December?
What is the average humidity in December in Kyyjärvi?
How many days does it rain in December in Kyyjärvi?
How many days does it snow in December in Kyyjärvi?
What is the month with the shortest days in Kyyjärvi?
What is the average length of the day in December in Kyyjärvi?
When are sunrise and sunset in December in Kyyjärvi?
What is the month with the least sunshine in Kyyjärvi?
How many hours of sunshine does Kyyjärvi have in December?
When is the lowest UV index in Kyyjärvi?
What is the UV index reading in December in Kyyjärvi?
Average temperature in December
Kyyjärvi, Finland
- Average high temperature in December: -2.6°C
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-5.2°C).
- Average low temperature in December: -6.1°C
The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is January (-9.6°C).
Average pressure in December
Kyyjärvi, Finland
- 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
Kyyjärvi, Finland
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is July (9.8km/h).
Average humidity in December
Kyyjärvi, Finland
- Average humidity in December: 94%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is May (68%).
Average rainfall in December
Kyyjärvi, Finland
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is March (25mm).
Average rainfall days in December
Kyyjärvi, Finland
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (2.9 days).
Average snowfall in December
Kyyjärvi, Finland
- Average snowfall in December: 205mm
The month with the highest snowfall is January (227mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kyyjärvi, Finland
- Average snowfall days in December: 19.9 days
The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kyyjärvi, Finland
- Average daylight in December: 4h and 5min
The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).
- Average sunshine in December: 0h 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: 0h and 48min).
Average sunshine days in December
Kyyjärvi, Finland
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is May (16.1 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in December
Kyyjärvi, Finland
- 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
Kyyjärvi, Finland
- Average cloud cover in December: 80
The month with the most cloud cover is January (Cloud cover 83).
The months with the least cloud cover are June and July (Cloud cover 48).
Average visibility in December
Kyyjärvi, Finland
- Average visibility in December: 6km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
