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
December's onset brings a slight change in high-temperatures, falling from a wintry 3.7°C (38.7°F) in November to a subzero cold -1.3°C (29.7°F). During the nights of December, the average low-temperature holds at -4.9°C (23.2°F).Humidity
In December, the average relative humidity is 91%.Rainfall
In Vlasov, during December, the rain falls for 6.7 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, there are 112.3 rainfall days, and 379mm (14.92") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Vlasov, in December, during 11.8 snowfall days, 108mm (4.25") of snow is typically accumulated. In Vlasov, during the entire year, snow falls for 57.9 days and aggregates up to 485mm (19.09") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 08:04 and sunset at 16:24. On the last day of the month, sunrise is at 08:25 and sunset at 16:31 MSK.
Sunshine
In December, the average sunshine is 2.3h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 suggests these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Vlasov have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December in Vlasov?
Average temperature in December
Vlasov, Russia
- Average high temperature in December: -1.3°C
The warmest month (with the highest average high temperature) is July (26.8°C).
The month with the lowest average high temperature is January (-4.6°C).
- Average low temperature in December: -4.9°C
The month with the highest average low temperature is July (16.3°C).
The coldest month (with the lowest average low temperature) is January (-9°C).
Average pressure in December
Vlasov, Russia
- Average pressure in December: 1019.5mbar
The month with the highest atmospheric pressure is November (1022.1mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in December
Vlasov, Russia
- Average wind speed in December: 17.7km/h
The windiest month (with the highest average wind speed) is December (17.7km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).
Average humidity in December
Vlasov, Russia
- Average humidity in December: 91%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Vlasov, Russia
- Average rainfall in December: 32mm
The wettest months (with the highest rainfall) are May and June (54mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in December
Vlasov, Russia
- Average rainfall days in December: 6.7 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in December
Vlasov, Russia
- Average snowfall in December: 108mm
The month with the highest snowfall is January (147mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Vlasov, Russia
- Average snowfall days in December: 11.8 days
The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vlasov, Russia
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).
Average sunshine days in December
Vlasov, Russia
- Average sunshine days in December: 12.7 days
The month with the most sunshine days is September (21.7 days).
The month with the least sunshine days is February (12 days).
Average UV index in December
Vlasov, Russia
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Vlasov, Russia
- Average cloud cover in December: 77
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Vlasov, Russia
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The month with the lowest visibility is January (7km).
