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
Karoli observes a small decrease in the average high-temperature with the arrival of December, falling from November's icy 3.2°C (37.8°F) to a subzero cold -0.9°C (30.4°F). Karoli's December nights experience a subtle temperature dip to an average of -3.9°C (25°F).Humidity
In Karoli, Estonia, the average relative humidity in December is 92%.Rainfall
In Karoli, in December, it is raining for 7.3 days, with typically 31mm (1.22") of accumulated precipitation. Throughout the year, there are 136.2 rainfall days, and 406mm (15.98") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Karoli, Estonia, during December, snow falls for 16.5 days and regularly aggregates up to 146mm (5.75") of snow. In Karoli, during the entire year, snow falls for 81.9 days and aggregates up to 782mm (30.79") of snow.Daylight
With an average of 6h and 18min of daylight, December has the shortest days of the year in Karoli.On the first day of the month, sunrise is at 08:37 and sunset at 15:19. On the last day of December, sunrise is at 09:02 and sunset at 15:21 EET.
Sunshine
The month with the least sunshine is December, with an average of 1.2h of sunshine.UV index
The months with the lowest UV index in Karoli are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Karoli in December?
What is the average humidity in December in Karoli?
How much does it rain in Karoli in December?
How many days does it snow in December in Karoli?
What is the month with the shortest days in Karoli?
How many hours of daylight does Karoli have in December?
What time are sunrise and sunset in December in Karoli?
What is the month with the least sunshine in Karoli?
How many hours of sunshine does Karoli have in December?
What are the months with the lowest UV index in Karoli?
What is the UV index reading in December in Karoli?
Average temperature in December
Karoli, Estonia
- Average high temperature in December: -0.9°C
The warmest month (with the highest average high temperature) is July (22.8°C).
The month with the lowest average high temperature is January (-3.6°C).
- Average low temperature in December: -3.9°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-7.6°C).
Average pressure in December
Karoli, Estonia
- Average pressure in December: 1010.5mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1010.5mbar).
Average wind speed in December
Karoli, Estonia
- Average wind speed in December: 14.4km/h
The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is May (10.7km/h).
Average humidity in December
Karoli, Estonia
- Average humidity in December: 92%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Karoli, Estonia
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is August (49mm).
The driest month (with the least rainfall) is March (25mm).
Average rainfall days in December
Karoli, Estonia
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in December
Karoli, Estonia
- Average snowfall in December: 146mm
The month with the highest snowfall is February (178mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Karoli, Estonia
- Average snowfall days in December: 16.5 days
The months with the highest number of snowfall days are January and February (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Karoli, Estonia
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in December: 1h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in December
Karoli, Estonia
- Average sunshine days in December: 10 days
The month with the most sunshine days is May (16.5 days).
The month with the least sunshine days is December (10 days).
Average UV index in December
Karoli, Estonia
- 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
Karoli, Estonia
- Average cloud cover in December: 84
The month with the most cloud cover is December (Cloud cover 84).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
Karoli, Estonia
- Average visibility in December: 8km
The months with the highest visibility are May, June, July, August and September (9km).
The month with the lowest visibility is February (6km).
