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
December indicates a minor shift in the average high-temperature, from November's wintry 3.3°C (37.9°F) to a freezing cold -1°C (30.2°F). A modest nighttime temperature average of -4.3°C (24.3°F) characterizes December in Riitsilla.Humidity
In Riitsilla, the average relative humidity in December is 92%.Rainfall
In Riitsilla, in December, it is raining for 9.5 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, 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 Riitsilla. In Riitsilla, in December, snow falls for 19.2 days, with typically accumulated 170mm (6.69") of snow. In Riitsilla, during the entire year, snow falls for 90 days and aggregates up to 807mm (31.77") of snow.Daylight
The month with the shortest days is December, with an average of 6h and 42min of daylight.On the first day of December in Riitsilla, sunrise is at 08:31 and sunset at 15:32. On the last day of the month, sunrise is at 08:56 and sunset at 15:36 EET.
Sunshine
In December, the average sunshine 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 of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Enhance your sun protection with tightly woven, yet airy clothing. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Riitsilla in December?
What is the average humidity in December in Riitsilla?
How much does it rain in Riitsilla in December?
How many days does it snow in December in Riitsilla?
What is the month with the shortest days in Riitsilla?
What is the average length of the day in December in Riitsilla?
When are sunrise and sunset in December in Riitsilla?
How long on average sun shines in December in Riitsilla?
What are the months with the lowest UV index in Riitsilla?
What is the UV index reading in December in Riitsilla?
Average temperature in December
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, Estonia
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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
Riitsilla, 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).
Riitsilla, Estonia
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