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 suggests a slight decrease in the average high-temperature, moving from a wintry 4.3°C (39.7°F) in November to a still icy 0.2°C (32.4°F). December nights in Ratva witness a slight temperature decrease, averaging at a subzero cold -2.4°C (27.7°F).Humidity
In Ratva, the average relative humidity in December is 89%.Rainfall
In Ratva, during December, the rain falls for 8.6 days and regularly aggregates up to 39mm (1.54") of precipitation. Throughout the year, in Ratva, there are 137.3 rainfall days, and 432mm (17.01") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Ratva, in December, during 17 snowfall days, 138mm (5.43") of snow is typically accumulated. Throughout the year, there are 89.9 snowfall days, and 748mm (29.45") of snow is accumulated.Daylight
The month with the shortest days in Ratva is December, with an average of 6h and 18min of daylight.On the first day of December in Ratva, sunrise is at 08:40 and sunset at 15:19. On the last day of the month, sunrise is at 09:06 and sunset at 15:21 EET.
Sunshine
With an average of 1.7h of sunshine, December has the least sunshine of the year in Ratva, Estonia.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 in December translates into this advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Ratva?
What is the average humidity in December in Ratva?
How much does it rain in Ratva in December?
How many days does it snow in December in Ratva?
What is the month with the shortest days in Ratva?
How many hours of daylight does Ratva have in December?
What time are sunrise and sunset in December in Ratva?
What is the month with the least sunshine in Ratva?
How long on average sun shines in December in Ratva?
What is the UV index intensity in December in Ratva?
Average temperature in December
Ratva, Estonia
- Average high temperature in December: 0.2°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (-2.6°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in December
Ratva, Estonia
- Average pressure in December: 1009.9mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.9mbar).
Average wind speed in December
Ratva, Estonia
- Average wind speed in December: 20.9km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).
Average humidity in December
Ratva, Estonia
- Average humidity in December: 89%
The months with the highest relative humidity are January and February (91%).
The months with the lowest relative humidity are May and June (73%).
Average rainfall in December
Ratva, Estonia
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is August (50mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
Ratva, Estonia
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Ratva, Estonia
- Average snowfall in December: 138mm
The month with the highest snowfall is January (185mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Ratva, Estonia
- Average snowfall days in December: 17 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ratva, Estonia
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in December: 1h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Ratva, Estonia
- Average sunshine days in December: 6.1 days
The month with the most sunshine days is May (18.4 days).
The month with the least sunshine days is January (5.8 days).
Average UV index in December
Ratva, Estonia
- Average UV index in December: 2
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 and November (UV index 1).
Average cloud cover in December
Ratva, Estonia
- Average cloud cover in December: 80
The month with the most cloud cover is December (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Ratva, Estonia
- Average visibility in December: 8km
The months with the highest visibility are May, June, July, August and September (10km).
The month with the lowest visibility is February (7km).
