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
The average high-temperature shows a slight dip in December, from November's wintry 3.5°C (38.3°F) to a subzero cold -0.5°C (31.1°F). Viisli, in December, registers an average low temperature of -3.8°C (25.2°F), showing a minute reduction from daily highs.Humidity
The average relative humidity in December is 92%.Rainfall
In Viisli, in December, during 11.1 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Viisli, Estonia, during the entire year, the rain falls for 170.9 days and collects up to 525mm (20.67") of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Viisli, it is snowing for 20.4 days. Throughout December, 183mm (7.2") of snow is accumulated. In Viisli, during the entire year, snow falls for 99.4 days and aggregates up to 882mm (34.72") of snow.Daylight
December has the shortest days of the year in Viisli, with an average of 6h and 36min of daylight.On the first day of December in Viisli, sunrise is at 08:32 and sunset at 15:27. On the last day of the month, sunrise is at 08:58 and sunset at 15:30 EET.
Sunshine
The month with the least sunshine is December, with an average of 1.8h of sunshine.UV index
January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Viisli. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
How cold is December in Viisli?
What is the average humidity in December in Viisli?
How many days does it rain in December in Viisli?
How many days does it snow in December in Viisli?
What is the month with the shortest days in Viisli?
What is the average length of the day in December in Viisli?
When are sunrise and sunset in December in Viisli?
What is the month with the least sunshine in Viisli?
How long on average sun shines in December in Viisli?
When is the lowest UV index in Viisli?
What is the UV index reading in December in Viisli?
Average temperature in December
Viisli, Estonia
- Average high temperature in December: -0.5°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in December: -3.8°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-7.6°C).
Average pressure in December
Viisli, Estonia
- Average pressure in December: 1010.8mbar
The month with the highest atmospheric pressure is October (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).
Average wind speed in December
Viisli, Estonia
- Average wind speed in December: 14.3km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest months (with the lowest average wind speed) are May and August (11km/h).
Average humidity in December
Viisli, 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 (71%).
Average rainfall in December
Viisli, Estonia
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is June (59mm).
The driest months (with the least rainfall) are March and April (32mm).
Average rainfall days in December
Viisli, Estonia
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in December
Viisli, Estonia
- Average snowfall in December: 183mm
The month with the highest snowfall is February (217mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Viisli, Estonia
- Average snowfall days in December: 20.4 days
The month with the highest number of snowfall days is January (21.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Viisli, Estonia
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Viisli, Estonia
- Average sunshine days in December: 3.7 days
The month with the most sunshine days is May (13.3 days).
The month with the least sunshine days is December (3.7 days).
Average UV index in December
Viisli, Estonia
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in December
Viisli, Estonia
- Average cloud cover in December: 82
The month with the most cloud cover is December (Cloud cover 82).
The months with the least cloud cover are May and July (Cloud cover 40).
Average visibility in December
Viisli, Estonia
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
Viisli, Estonia
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