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 start of December signals a gentle decrease in the average high-temperature, transitioning from an icy 3.3°C (37.9°F) in November to a freezing cold -1°C (30.2°F). Nighttime temperature in Sillapää, Estonia, reflects an average dip to a still subzero cold -4.3°C (24.3°F) in December, subtly cooler than its daytime highs.Humidity
In December, the average relative humidity is 92%.Rainfall
In Sillapää, in December, it is raining for 9.5 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, in Sillapää, there are 160.5 rainfall days, and 490mm (19.29") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Sillapää, Estonia, in December, during 19.2 snowfall days, 170mm (6.69") of snow is typically accumulated. In Sillapää, Estonia, during the entire year, snow falls for 90 days and aggregates up to 807mm (31.77") of snow.Daylight
With an average of 6h and 36min of daylight, December has the shortest days of the year.On the first day of December in Sillapää, sunrise is at 08:31 and sunset at 15:27. On the last day of the month, sunrise is at 08:56 and sunset at 15:30 EET.
Sunshine
In Sillapää, the average sunshine in December is 1.9h.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 1 in December suggests the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is December in Sillapää?
What is the average humidity in December in Sillapää?
How much does it rain in Sillapää in December?
How much does it snow in Sillapää in December?
What is the month with the shortest days in Sillapää?
How many hours of daylight does Sillapää have in December?
When is the sunrise / sunset in December in Sillapää?
How long on average sun shines in December in Sillapää?
What are the months with the lowest UV index in Sillapää?
How high is the UV index in December in Sillapää?
Average temperature in December
Sillapää, Estonia
- Average high temperature in December: -1°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 (-3.8°C).
- Average low temperature in December: -4.3°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-8°C).
Average pressure in December
Sillapää, Estonia
- Average pressure in December: 1011.6mbar
The month with the highest atmospheric pressure is October (1016.1mbar).
The month with the lowest atmospheric pressure is December (1011.6mbar).
Average wind speed in December
Sillapää, 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 months (with the lowest average wind speed) are July and August (10.9km/h).
Average humidity in December
Sillapää, Estonia
- Average humidity in December: 92%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (72%).
Average rainfall in December
Sillapää, Estonia
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in December
Sillapää, Estonia
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Sillapää, Estonia
- Average snowfall in December: 170mm
The month with the highest snowfall is February (190mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Sillapää, Estonia
- Average snowfall days in December: 19.2 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sillapää, 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 36min).
The month with the least sunshine is February (Average sunshine: 1h and 48min).
Average sunshine days in December
Sillapää, Estonia
- Average sunshine days in December: 6.2 days
The month with the most sunshine days is May (13.8 days).
The month with the least sunshine days is December (6.2 days).
Average UV index in December
Sillapää, 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, November and December (UV index 1).
Average cloud cover in December
Sillapää, Estonia
- Average cloud cover in December: 83
The months with the most cloud cover are February and December (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Sillapää, 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).
Sillapää, Estonia
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