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
The transition to December results in a modest reduction in average high-temperature, moving from 3.7°C (38.7°F) in November to a still wintry 0.2°C (32.4°F). Kronvik notes an average temperature descent to a freezing cold -2.4°C (27.7°F) in December, a small shift from its daytime peak.Humidity
In December, the average relative humidity is 87%.Rainfall
In Kronvik, Finland, in December, during 11.8 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 151.1 rainfall days, and 508mm (20") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Kronvik, in December, during 16.5 snowfall days, 126mm (4.96") of snow is typically accumulated. Throughout the year, there are 85.8 snowfall days, and 679mm (26.73") of snow is accumulated.Daylight
With an average of 4h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 09:39 and sunset at 15:06. On the last day of the month, sunrise is at 10:09 and sunset at 15:04 EET.
Sunshine
With an average of 1.4h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in Kronvik in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Kronvik have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Kronvik, Finland
- Average high temperature in December: 0.2°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (-2.8°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-6.7°C).
Average pressure in December
Kronvik, Finland
- Average pressure in December: 1005.6mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.6mbar).
Average wind speed in December
Kronvik, Finland
- Average wind speed in December: 21.4km/h
The windiest month (with the highest average wind speed) is December (21.4km/h).
The calmest month (with the lowest average wind speed) is July (15km/h).
Average humidity in December
Kronvik, Finland
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The months with the lowest relative humidity are May and June (74%).
Average rainfall in December
Kronvik, Finland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is August (59mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in December
Kronvik, Finland
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is August (17 days).
The month with the least rainy days is February (6 days).
Average snowfall in December
Kronvik, Finland
- Average snowfall in December: 126mm
The month with the highest snowfall is March (155mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kronvik, Finland
- Average snowfall days in December: 16.5 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kronvik, 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: 1h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in December
Kronvik, Finland
- Average sunshine days in December: 6.8 days
The month with the most sunshine days is May (15.2 days).
The month with the least sunshine days is December (6.8 days).
Average UV index in December
Kronvik, 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 and December (UV index 1).
Average cloud cover in December
Kronvik, Finland
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Kronvik, Finland
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and March (8km).
