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 brings a minor shift in the average high-temperature, adjusting from a cold 1.2°C (34.2°F) in November to a freezing cold -2.9°C (26.8°F). December nights register a minor temperature decline, steadying at a still subzero cold -6.5°C (20.3°F).Humidity
In December, the average relative humidity is 94%.Rainfall
In Valday, in December, during 5.5 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Valday, during the entire year, the rain falls for 135.7 days and collects up to 553mm (21.77") of precipitation.Snowfall
January through June, October through December are months with snowfall. In Valday, in December, snow falls for 21.4 days, with typically accumulated 235mm (9.25") of snow. In Valday, during the entire year, snow falls for 110.9 days and aggregates up to 1287mm (50.67") of snow.Daylight
With an average of 6h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 09:07 and sunset at 16:05. On the last day of the month, sunrise is at 09:32 and sunset at 16:08 MSK.
Sunshine
The average sunshine in December is 0.8h.UV index
January through March, October through 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 health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 1 in December suggests the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days 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 Valday have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Valday have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Valday, Russia
- Average high temperature in December: -2.9°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (-6°C).
- Average low temperature in December: -6.5°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 (-9.9°C).
Average pressure in December
Valday, Russia
- Average pressure in December: 1013.2mbar
The month with the highest atmospheric pressure is October (1016.6mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).
Average wind speed in December
Valday, Russia
- Average wind speed in December: 13.6km/h
The windiest month (with the highest average wind speed) is December (13.6km/h).
The calmest month (with the lowest average wind speed) is July (10.2km/h).
Average humidity in December
Valday, Russia
- Average humidity in December: 94%
The month with the highest relative humidity is February (96%).
The month with the lowest relative humidity is June (72%).
Average rainfall in December
Valday, Russia
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is July (67mm).
The driest month (with the least rainfall) is February (34mm).
Average rainfall days in December
Valday, Russia
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in December
Valday, Russia
- Average snowfall in December: 235mm
The month with the highest snowfall is January (256mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in December
Valday, Russia
- Average snowfall days in December: 21.4 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Valday, Russia
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 36min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 0h and 42min).
Average sunshine days in December
Valday, Russia
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is May (14.1 days).
The month with the least sunshine days is December (7.6 days).
Average UV index in December
Valday, Russia
- 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, October, November and December (UV index 1).
Average cloud cover in December
Valday, Russia
- Average cloud cover in December: 89
The month with the most cloud cover is January (Cloud cover 90).
The months with the least cloud cover are June and August (Cloud cover 44).
Average visibility in December
Valday, Russia
- Average visibility in December: 7km
The months with the highest visibility are May and June (9km).
The month with the lowest visibility is February (5km).
