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
Weather in December
Temperature
The advent of December brings a subtle shift in temperature, with the average high moving from 4.3°C (39.7°F) in November to a still icy 0.2°C (32.4°F). Irvala maintains a minor drop in temperature during December nights, with averages of -2.4°C (27.7°F).Humidity
The average relative humidity in December is 89%.Rainfall
In Irvala, during December, the rain falls for 8.6 days and regularly aggregates up to 39mm (1.54") of precipitation. In Irvala, during the entire year, the rain falls for 137.3 days and collects up to 432mm (17.01") of precipitation.Snowfall
Months with snowfall in Irvala are January through May, October through December. In December, in Irvala, it is snowing for 17 days. Throughout December, 138mm (5.43") of snow is accumulated. In Irvala, Estonia, during the entire year, snow falls for 89.9 days and aggregates up to 748mm (29.45") of snow.Daylight
With an average of 6h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:42 and sunset at 15:19. On the last day of December, in Irvala, sunrise is at 09:08 and sunset at 15:21 EET.
Sunshine
December has the least sunshine of the year in Irvala, with an average of 1.7h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Around midday, solar radiation is most harmful; hence, exposure should be limited. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
How cold is December in Irvala?
What is the average humidity in December in Irvala?
How much does it rain in Irvala in December?
How many days does it snow in December in Irvala?
What is the month with the shortest days in Irvala?
What is the average length of the day in December in Irvala?
When is the sunrise / sunset in December in Irvala?
What is the month with the least sunshine in Irvala?
How long on average sun shines in December in Irvala?
What is the UV index reading in December in Irvala?
Average temperature in December
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, Estonia
- Average daylight in December: 6h and 1min
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 12min).
- 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
Irvala, 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
Irvala, 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
Irvala, 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
Irvala, 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).
Irvala, Estonia
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