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
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's cold 3°C (37.4°F) to a freezing cold -1.2°C (29.8°F). Petergof consistently logs a low temperature averaging a still subzero cold -4.1°C (24.6°F) during December, a modest drop from daytime temperatures.Humidity
In Petergof, the average relative humidity in December is 91%.Rainfall
In Petergof, Russia, during December, the rain falls for 6.8 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, there are 127.5 rainfall days, and 406mm (15.98") of precipitation is accumulated.Snowfall
Months with snowfall in Petergof are January through May, October through December. In December, in Petergof, it is snowing for 15.1 days. Throughout December, 112mm (4.41") of snow is accumulated. In Petergof, during the entire year, snow falls for 80.9 days and aggregates up to 628mm (24.72") of snow.Daylight
December has the shortest days of the year in Petergof, with an average of 6h and 6min of daylight.On the first day of December, sunrise is at 09:35 and sunset at 16:04. On the last day of the month, sunrise is at 10:01 and sunset at 16:05 MSK.
Sunshine
The month with the least sunshine is December, with an average of 1.3h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Petergof?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Petergof have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Petergof, Russia
- Average high temperature in December: -1.2°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in December: -4.1°C
The month with the highest average low temperature is July (14°C).
The coldest month (with the lowest average low temperature) is January (-8°C).
Average pressure in December
Petergof, Russia
- Average pressure in December: 1010mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is December (1010mbar).
Average wind speed in December
Petergof, Russia
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest months (with the lowest average wind speed) are May and July (12.3km/h).
Average humidity in December
Petergof, Russia
- Average humidity in December: 91%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Petergof, Russia
- Average rainfall in December: 30mm
The wettest month (with the highest rainfall) is August (56mm).
The driest month (with the least rainfall) is November (21mm).
Average rainfall days in December
Petergof, Russia
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Petergof, Russia
- Average snowfall in December: 112mm
The month with the highest snowfall is February (151mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Petergof, Russia
- Average snowfall days in December: 15.1 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Petergof, Russia
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).
Average sunshine days in December
Petergof, Russia
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is May (18.7 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in December
Petergof, 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, November and December (UV index 1).
Average cloud cover in December
Petergof, Russia
- Average cloud cover in December: 82
The month with the most cloud cover is December (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Petergof, Russia
- Average visibility in December: 8km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (6km).
