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
Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a wintry 3.4°C (38.1°F) to a freezing cold -1.5°C (29.3°F). In Ostryanka, nights during December observe an average temperature decrease to -5.2°C (22.6°F).Humidity
The average relative humidity in December is 92%.Rainfall
In December, in Ostryanka, Russia, the rain falls for 7.3 days. Throughout December, 31mm (1.22") of precipitation is accumulated. Throughout the year, in Ostryanka, there are 110.9 rainfall days, and 348mm (13.7") of precipitation is accumulated.Snowfall
Months with snowfall in Ostryanka are January through April, October through December. In Ostryanka, in December, during 14.4 snowfall days, 140mm (5.51") of snow is typically accumulated. Throughout the year, in Ostryanka, there are 68 snowfall days, and 546mm (21.5") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:09 and sunset at 16:21. On the last day of the month, sunrise is at 08:30 and sunset at 16:28 MSK.
Sunshine
In December, the average sunshine in Ostryanka is 2.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is December in Ostryanka?
What is the average humidity in December in Ostryanka?
How many days does it rain in December in Ostryanka?
How many days does it snow in December in Ostryanka?
What is the month with the shortest days in Ostryanka?
How many hours of daylight does Ostryanka have in December?
When are sunrise and sunset in December in Ostryanka?
How many hours of sunshine does Ostryanka have in December?
What are the months with the lowest UV index in Ostryanka?
How high is the UV index in December in Ostryanka?
Average temperature in December
Ostryanka, Russia
- Average high temperature in December: -1.5°C
The warmest month (with the highest average high temperature) is July (26.2°C).
The month with the lowest average high temperature is January (-4.7°C).
- Average low temperature in December: -5.2°C
The month with the highest average low temperature is July (15.6°C).
The coldest month (with the lowest average low temperature) is January (-9.3°C).
Average pressure in December
Ostryanka, Russia
- Average pressure in December: 1018.9mbar
The month with the highest atmospheric pressure is November (1021.8mbar).
The month with the lowest atmospheric pressure is July (1012.2mbar).
Average wind speed in December
Ostryanka, Russia
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in December
Ostryanka, Russia
- 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 August (62%).
Average rainfall in December
Ostryanka, Russia
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Ostryanka, Russia
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in December
Ostryanka, Russia
- Average snowfall in December: 140mm
The month with the highest snowfall is January (145mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Ostryanka, Russia
- Average snowfall days in December: 14.4 days
The month with the highest number of snowfall days is January (19 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
Ostryanka, Russia
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 2h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in December
Ostryanka, Russia
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is September (21.1 days).
The month with the least sunshine days is December (11.3 days).
Average UV index in December
Ostryanka, 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, November and December (UV index 1).
Average cloud cover in December
Ostryanka, Russia
- Average cloud cover in December: 80
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Ostryanka, Russia
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January and February (7km).
Ostryanka, Russia
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