December weather forecastLoppi, Finland
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Loppi, Finland, with temperature in the range of an average high of -0.8°C (30.6°F) and an average low of -4.3°C (24.3°F).Temperature
The advent of December brings a subtle shift in temperature, with the average high moving from a cold 2.9°C (37.2°F) in November to a subzero cold -0.8°C (30.6°F). Loppi's nocturnal average in December closely mirrors its daytime temperatures, settling at -4.3°C (24.3°F).Humidity
In December, the average relative humidity in Loppi is 93%.Rainfall
The month with the most rainfall in Loppi is December, when the rain falls for 9.6 days and typically aggregates up to 44mm (1.73") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Loppi, during December, snow falls for 19.8 days and regularly aggregates up to 210mm (8.27") of snow. In Loppi, during the entire year, snow falls for 102.9 days and aggregates up to 1059mm (41.69") of snow.Daylight
The month with the shortest days is December, with an average of 5h and 48min of daylight.On the first day of the month, sunrise is at 09:04 and sunset at 15:18. On the last day of December, sunrise is at 09:31 and sunset at 15:19 EET.
Sunshine
December has the least sunshine of the year, with an average of 1.7h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 suggests these recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Loppi, Finland
- Average high temperature in December: -0.8°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-3.8°C).
- Average low temperature in December: -4.3°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in December
Loppi, Finland
- Average pressure in December: 1008.3mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).
Average wind speed in December
Loppi, Finland
- Average wind speed in December: 11.4km/h
The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Loppi, Finland
- Average humidity in December: 93%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in December
Loppi, Finland
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is December (44mm).
The driest months (with the least rainfall) are August and September (18mm).
Average rainfall days in December
Loppi, Finland
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is November (13.5 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in December
Loppi, Finland
- Average snowfall in December: 210mm
The month with the highest snowfall is February (229mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Loppi, Finland
- Average snowfall days in December: 19.8 days
The month with the highest number of snowfall days is January (22.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Loppi, Finland
- Average daylight in December: 5h and 48min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in December: 1h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Loppi, Finland
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in December
Loppi, Finland
- 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, November and December (UV index 1).
Average cloud cover in December
Loppi, Finland
- Average cloud cover in December: 77
The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in December
Loppi, Finland
- Average visibility in December: 6km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).








