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 beginning of December brings a minor change in the average high-temperature, shifting from 5.7°C (42.3°F) in November to a still icy 2.3°C (36.1°F). In Osmussaare, the nightly December temperatures experience a slight descent from daily highs to an average low of -0.2°C (31.6°F).Humidity
In December, the average relative humidity is 85%.Rainfall
The month with the most rainfall is December, when the rain falls for 15.6 days and typically aggregates up to 56mm (2.2") of precipitation.Snowfall
January through May, October through December are months with snowfall in Osmussaare. In Osmussaare, Estonia, during December, snow falls for 13.3 days and regularly aggregates up to 88mm (3.46") of snow. In Osmussaare, during the entire year, snow falls for 69.2 days and aggregates up to 455mm (17.91") of snow.Daylight
December has the shortest days of the year in Osmussaare, with an average of 6h and 12min of daylight.On the first day of the month, sunrise is at 08:56 and sunset at 15:34. On the last day of December, in Osmussaare, sunrise is at 09:22 and sunset at 15:36 EET.
Sunshine
December has the least sunshine of the year, with an average of 1.8h of sunshine.UV index
The months with the lowest UV index in Osmussaare are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Osmussaare in December?
What is the average humidity in December in Osmussaare?
What is the wettest month in Osmussaare?
How many days does it rain in December in Osmussaare?
How much does it snow in Osmussaare in December?
What is the month with the shortest days in Osmussaare?
How many hours of daylight does Osmussaare have in December?
When are sunrise and sunset in December in Osmussaare?
What is the month with the least sunshine in Osmussaare?
How many hours of sunshine does Osmussaare have in December?
What are the months with the lowest UV index in Osmussaare?
What is the UV index intensity in December in Osmussaare?
Average temperature in December
Osmussaare, Estonia
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is July (19.6°C).
The month with the lowest average high temperature is February (-0.9°C).
- Average low temperature in December: -0.2°C
The months with the highest average low temperature are July and August (15.3°C).
The coldest month (with the lowest average low temperature) is February (-3.6°C).
Average pressure in December
Osmussaare, Estonia
- Average pressure in December: 1008.8mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in December
Osmussaare, Estonia
- Average wind speed in December: 26.1km/h
The windiest month (with the highest average wind speed) is December (26.1km/h).
The calmest month (with the lowest average wind speed) is May (16.3km/h).
Average humidity in December
Osmussaare, Estonia
- Average humidity in December: 85%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May and August (75%).
Average rainfall in December
Osmussaare, Estonia
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is December (56mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Osmussaare, Estonia
- Average rainfall days in December: 15.6 days
The month with the highest number of rainy days is November (18 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Osmussaare, Estonia
- Average snowfall in December: 88mm
The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Osmussaare, Estonia
- Average snowfall days in December: 13.3 days
The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Osmussaare, Estonia
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Osmussaare, Estonia
- Average sunshine days in December: 3.1 days
The month with the most sunshine days is May (18 days).
The month with the least sunshine days is December (3.1 days).
Average UV index in December
Osmussaare, Estonia
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Osmussaare, Estonia
- Average cloud cover in December: 77
The month with the most cloud cover is December (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Osmussaare, Estonia
- Average visibility in December: 8km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and December (8km).
