December weather forecastSeirijai, Lithuania
December
Weather in December
December, the first month of the winter in Seirijai, is still a cold month, with an average temperature ranging between max 0.4°C (32.7°F) and min -3.1°C (26.4°F).Temperature
December's onset introduces a mild reduction in the average high-temperature, from 5.2°C (41.4°F) in November to a still icy 0.4°C (32.7°F). During December, Seirijai's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at a freezing cold -3.1°C (26.4°F).Humidity
The average relative humidity in December in Seirijai is 90%.Rainfall
In December, the rain falls for 11.4 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Seirijai, during the entire year, the rain falls for 160 days and collects up to 449mm (17.68") of precipitation.Snowfall
January through May, October through December are months with snowfall in Seirijai, Lithuania. In Seirijai, in December, during 13.6 snowfall days, 92mm (3.62") of snow is typically accumulated. In Seirijai, during the entire year, snow falls for 60.9 days and aggregates up to 442mm (17.4") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 24min of daylight.On the first day of the month, sunrise is at 08:22 and sunset at 16:05. On the last day of December, in Seirijai, sunrise is at 08:44 and sunset at 16:10 EET.
Sunshine
In Seirijai, the average sunshine in December is 2.5h.UV index
The months with the lowest UV index in Seirijai are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Seirijai, Lithuania
- Average high temperature in December: 0.4°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-2.3°C).
- Average low temperature in December: -3.1°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).
Average pressure in December
Seirijai, Lithuania
- Average pressure in December: 1014.5mbar
The month with the highest atmospheric pressure is October (1017.8mbar).
The month with the lowest atmospheric pressure is July (1012.8mbar).
Average wind speed in December
Seirijai, Lithuania
- Average wind speed in December: 16.2km/h
The windiest month (with the highest average wind speed) is December (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in December
Seirijai, Lithuania
- Average humidity in December: 90%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Seirijai, Lithuania
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is May (53mm).
The driest month (with the least rainfall) is February (25mm).
Average rainfall days in December
Seirijai, Lithuania
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in December
Seirijai, Lithuania
- Average snowfall in December: 92mm
The month with the highest snowfall is January (137mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Seirijai, Lithuania
- Average snowfall days in December: 13.6 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Seirijai, Lithuania
- Average daylight in December: 7h and 24min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in December: 2h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 12min).
Average sunshine days in December
Seirijai, Lithuania
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in December
Seirijai, Lithuania
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Seirijai, Lithuania
- Average cloud cover in December: 76
The month with the most cloud cover is February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Seirijai, Lithuania
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).





