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 onset of December results in a small decrease in the average high-temperature, moderately receding from a cold 3.5°C (38.3°F) in November to a subzero cold -0.5°C (31.1°F). Atra's nocturnal readings in December exhibit minimal variation from the daytime temperatures, averaging at -3.8°C (25.2°F).Humidity
In December, the average relative humidity is 92%.Rainfall
In December, in Atra, the rain falls for 11.1 days. Throughout December, 42mm (1.65") of precipitation is accumulated. Throughout the year, there are 170.9 rainfall days, and 525mm (20.67") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Atra, Estonia. In December, it is snowing for 20.4 days. Throughout December, 183mm (7.2") of snow is accumulated. Throughout the year, in Atra, there are 99.4 snowfall days, and 882mm (34.72") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 36min of daylight.On the first day of the month, sunrise is at 08:36 and sunset at 15:31. On the last day of December, in Atra, sunrise is at 09:01 and sunset at 15:34 EET.
Sunshine
With an average of 1.8h of sunshine, December has the least sunshine of the year in Atra.UV index
January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Atra. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is it in Atra in December?
What is the average humidity in December in Atra?
How much does it rain in Atra in December?
How much does it snow in Atra in December?
What is the month with the shortest days in Atra?
How many hours of daylight does Atra have in December?
When are sunrise and sunset in December in Atra?
What is the month with the least sunshine in Atra?
How many hours of sunshine does Atra have in December?
When is the lowest UV index in Atra?
What is the UV index reading in December in Atra?
Average temperature in December
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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
Atra, 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).
Atra, Estonia
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