December weather forecastGatchina, Russia
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Gatchina, Russia, with an average temperature ranging between max -1.9°C (28.6°F) and min -5.3°C (22.5°F).Temperature
In December, the average high-temperature marginally drops from a wintry 2°C (35.6°F) in November to a freezing cold -1.9°C (28.6°F). With a barely noticeable fluctuation in temperature, Gatchina reaches an average low of -5.3°C (22.5°F) during the December nights.Humidity
In Gatchina, Russia, the average relative humidity in December is 93%.Rainfall
In December, in Gatchina, the rain falls for 5.8 days. Throughout December, 34mm (1.34") of precipitation is accumulated. In Gatchina, during the entire year, the rain falls for 135.7 days and collects up to 443mm (17.44") of precipitation.Snowfall
January through May, October through December are months with snowfall in Gatchina. In December, in Gatchina, it is snowing for 20.5 days. Throughout December, 184mm (7.24") of snow is accumulated. Throughout the year, in Gatchina, there are 101 snowfall days, and 933mm (36.73") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 6h and 12min of daylight.On the first day of December in Gatchina, sunrise is at 09:31 and sunset at 16:05. On the last day of the month, sunrise is at 09:57 and sunset at 16:07 MSK.
Sunshine
December has the least sunshine of the year, with an average of 1.1h of sunshine.UV index
The months with the lowest UV index in Gatchina are January through March, October through December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gatchina, Russia
- Average high temperature in December: -1.9°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (-4.9°C).
- Average low temperature in December: -5.3°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 (-9°C).
Average pressure in December
Gatchina, Russia
- Average pressure in December: 1010.4mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1010.4mbar).
Average wind speed in December
Gatchina, Russia
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).
Average humidity in December
Gatchina, Russia
- Average humidity in December: 93%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Gatchina, Russia
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is March (28mm).
Average rainfall days in December
Gatchina, Russia
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Gatchina, Russia
- Average snowfall in December: 184mm
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
Gatchina, Russia
- Average snowfall days in December: 20.5 days
The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Gatchina, Russia
- Average daylight in December: 6h and 12min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 1h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 6min).
Average sunshine days in December
Gatchina, Russia
- Average sunshine days in December: 7.4 days
The month with the most sunshine days is May (15.8 days).
The month with the least sunshine days is December (7.4 days).
Average UV index in December
Gatchina, Russia
- Average UV index in December: 1
The month with the highest UV index is 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
Gatchina, Russia
- Average cloud cover in December: 85
The month with the most cloud cover is December (Cloud cover 85).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Gatchina, Russia
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (5km).
