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
During the shift to December, Hinnerjoki records a mild decrease in average high-temperature, moving from a cold 4.5°C (40.1°F) in November to a still icy 1°C (33.8°F). In Hinnerjoki, the nightly December temperatures experience a slight descent from daily highs to an average low of -1.5°C (29.3°F).Humidity
In Hinnerjoki, the average relative humidity in December is 87%.Rainfall
In Hinnerjoki, during December, the rain falls for 11.3 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 135.6 rainfall days, and 425mm (16.73") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Hinnerjoki, in December, during 11.9 snowfall days, 79mm (3.11") of snow is typically accumulated. Throughout the year, in Hinnerjoki, there are 58.1 snowfall days, and 383mm (15.08") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 5h and 42min of daylight.On the first day of December, sunrise is at 09:16 and sunset at 15:25. On the last day of the month, sunrise is at 09:44 and sunset at 15:26 EET.
Sunshine
December has the least sunshine of the year, with an average of 2h of sunshine.UV index
January through March and December, with an average maximum UV index of 1, are months with the lowest UV index in Hinnerjoki. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 1 during December leads to these advisories:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is December in Hinnerjoki?
What is the average humidity in December in Hinnerjoki?
How much does it rain in Hinnerjoki in December?
How many days does it snow in December in Hinnerjoki?
What is the month with the shortest days in Hinnerjoki?
What is the average length of the day in December in Hinnerjoki?
When are sunrise and sunset in December in Hinnerjoki?
What is the month with the least sunshine in Hinnerjoki?
How many hours of sunshine does Hinnerjoki have in December?
When is the lowest UV index in Hinnerjoki?
What is the UV index intensity in December in Hinnerjoki?
Average temperature in December
Hinnerjoki, Finland
- Average high temperature in December: 1°C
The warmest month (with the highest average high temperature) is July (19.7°C).
The months with the lowest average high temperature are January and February (-1.5°C).
- Average low temperature in December: -1.5°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in December
Hinnerjoki, Finland
- Average pressure in December: 1006.9mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in December
Hinnerjoki, Finland
- Average wind speed in December: 20.7km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in December
Hinnerjoki, Finland
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Hinnerjoki, Finland
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Hinnerjoki, Finland
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Hinnerjoki, Finland
- Average snowfall in December: 79mm
The month with the highest snowfall is March (88mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Hinnerjoki, Finland
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is March (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hinnerjoki, Finland
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in December: 2h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in December
Hinnerjoki, Finland
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (10.7 days).
Average UV index in December
Hinnerjoki, 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 and December (UV index 1).
Average cloud cover in December
Hinnerjoki, Finland
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Hinnerjoki, Finland
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February and March (8km).
Hinnerjoki, Finland
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