December weather forecast
Ust'-Bystryanskaya, Russia

December

Weather in December

The first month of the winter, December, is also an icy month in Ust'-Bystryanskaya, Russia, with an average temperature fluctuating between -3.3°C (26.1°F) and 0.9°C (33.6°F).

Temperature

Ust'-Bystryanskaya, Russia, in December experiences a gentle temperature dip, with average high-temperatures reducing from an icy 5.8°C (42.4°F) in November to a still wintry 0.9°C (33.6°F). Ust'-Bystryanskaya indicates a consistently low-temperature of -3.3°C (26.1°F) during the nights of December.

Humidity

The average relative humidity in December is 87%.

Rainfall

In December, in Ust'-Bystryanskaya, the rain falls for 10.6 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Ust'-Bystryanskaya, Russia, during the entire year, the rain falls for 114.8 days and collects up to 351mm (13.82") of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Ust'-Bystryanskaya, during December, snow falls for 9.5 days and regularly aggregates up to 66mm (2.6") of snow. Throughout the year, in Ust'-Bystryanskaya, there are 47.9 snowfall days, and 377mm (14.84") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 30min of daylight.
On the first day of the month, sunrise is at 07:44 and sunset at 16:25. On the last day of December, sunrise is at 08:04 and sunset at 16:33 MSK.

Sunshine

In December, the average sunshine is 3.2h.

UV index

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

How cold is it in December?
In December, in Ust'-Bystryanskaya, the average high-temperature is 0.9°C (33.6°F), and the average low-temperature is -3.3°C (26.1°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 30°C (86°F).
What is the average humidity in December?
The average relative humidity in December is 87%.
How many days does it rain in December?
In December, in Ust'-Bystryanskaya, the rain falls for 10.6 days. Throughout December, 35mm (1.38") of precipitation is accumulated.
How many days does it snow in December?
In Ust'-Bystryanskaya, in December, snow falls for 9.5 days, with typically accumulated 66mm (2.6") of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 30min of daylight.
What is the average length of the day in December?
In Ust'-Bystryanskaya, the average day length in December is 8h and 29min.
When are sunrise and sunset in December?
On the first day of December, sunrise is at 07:44 and sunset at 16:25. On the last day of the month, sunrise is at 08:04 and sunset at 16:33 MSK.
How many hours of sunshine does Ust'-Bystryanskaya have in December?
The average sunshine duration in December is 3.2h.
How high is the UV index in December in Ust'-Bystryanskaya?
In Ust'-Bystryanskaya, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Ust
Average temperature in December
Ust'-Bystryanskaya, Russia
  • Average high temperature in December: 0.9°C

The warmest month (with the highest average high temperature) is July (30.1°C).
The month with the lowest average high temperature is January (-2.6°C).

  • Average low temperature in December: -3.3°C

The month with the highest average low temperature is July (19.3°C).
The coldest month (with the lowest average low temperature) is January (-7.1°C).

Average pressure in December - Ust
Average pressure in December
Ust'-Bystryanskaya, Russia
  • Average pressure in December: 1020.5mbar

The month with the highest atmospheric pressure is November (1022.5mbar).
The month with the lowest atmospheric pressure is July (1010.8mbar).

Average wind speed in December - Ust
Average wind speed in December
Ust'-Bystryanskaya, 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 months (with the lowest average wind speed) are May and August (14km/h).

Average humidity in December - Ust
Average humidity in December
Ust'-Bystryanskaya, Russia
  • Average humidity in December: 87%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (44%).

Average rainfall in December - Ust
Average rainfall in December
Ust'-Bystryanskaya, Russia
  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is May (59mm).
The driest months (with the least rainfall) are August and September (12mm).

Average rainfall days in December - Ust
Average rainfall days in December
Ust'-Bystryanskaya, Russia
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is August (4.2 days).

Average snowfall in December - Ust
Average snowfall in December
Ust'-Bystryanskaya, Russia
  • Average snowfall in December: 66mm

The month with the highest snowfall is January (136mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Ust
Average snowfall days in December
Ust'-Bystryanskaya, Russia
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (14.8 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 - Ust
Average daylight in December /
Average sunshine in December
Ust'-Bystryanskaya, Russia
  • Average daylight in December: 8h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December - Ust
Average sunshine days in December
Ust'-Bystryanskaya, Russia
  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is August (25.6 days).
The month with the least sunshine days is January (9.8 days).

Average UV index in December - Ust
Average UV index in December
Ust'-Bystryanskaya, Russia
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in December - Ust
Average cloud cover in December
Ust'-Bystryanskaya, Russia
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in December - Ust
Average visibility in December
Ust'-Bystryanskaya, Russia
  • Average visibility in December: 8km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and December (8km).

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