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
December signals a slight drop in average high-temperature, sliding from November's icy 1.3°C (34.3°F) to a freezing cold -2.6°C (27.3°F). Nights in December exhibit a minor reduction to an average low temperature of -6°C (21.2°F).Humidity
In December, the average relative humidity is 91%.Rainfall
In December, the rain falls for 6.2 days. Throughout December, 47mm (1.85") of precipitation is accumulated. Throughout the year, there are 127.7 rainfall days, and 479mm (18.86") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, October through December. In December, it is snowing for 18 days. Throughout December, 196mm (7.72") of snow is accumulated. In Ilmola, Finland, during the entire year, snow falls for 98.7 days and aggregates up to 1030mm (40.55") of snow.Daylight
With an average of 3h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 10:07 and sunset at 14:14. On the last day of December, in Ilmola, sunrise is at 10:46 and sunset at 14:02 EET.
Sunshine
December has the least sunshine of the year, with an average of 0.9h of sunshine.UV index
January, March, October and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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 much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Ilmola?
How many hours of daylight does Ilmola have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine in Ilmola?
How many hours of sunshine does Ilmola have in December?
When is the lowest UV index in Ilmola?
What is the UV index intensity in December in Ilmola?
Average temperature in December
Ilmola, Finland
- Average high temperature in December: -2.6°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (-6.3°C).
- Average low temperature in December: -6°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-10.7°C).
Average pressure in December
Ilmola, Finland
- Average pressure in December: 1004.9mbar
The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in December
Ilmola, Finland
- Average wind speed in December: 17.2km/h
The windiest month (with the highest average wind speed) is November (17.7km/h).
The calmest month (with the lowest average wind speed) is April (12.4km/h).
Average humidity in December
Ilmola, Finland
- Average humidity in December: 91%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (71%).
Average rainfall in December
Ilmola, Finland
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in December
Ilmola, Finland
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in December
Ilmola, Finland
- Average snowfall in December: 196mm
The month with the highest snowfall is March (228mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in December
Ilmola, Finland
- Average snowfall days in December: 18 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ilmola, Finland
- Average daylight in December: 3h and 2min
The month with the longest days is July (Average daylight: 20h and 48min).
The month with the shortest days is December (Average daylight: 3h and 18min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in December
Ilmola, Finland
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is October (13.9 days).
The month with the least sunshine days is December (9.9 days).
Average UV index in December
Ilmola, Finland
- 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, March, October and December (UV index 1).
Average cloud cover in December
Ilmola, Finland
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Ilmola, Finland
- Average visibility in December: 8km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March and April (7km).
