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 sees a slight reduction in average high-temperature, with a shift from a cold 2.5°C (36.5°F) in November to a subzero cold -1.3°C (29.7°F). Joutseno sees a minor drop to an average minimum temperature of -4.8°C (23.4°F) during the night in the month of December.Humidity
The average relative humidity in December is 92%.Rainfall
In December, the rain falls for 9.4 days. Throughout December, 51mm (2.01") of precipitation is accumulated. In Joutseno, Finland, during the entire year, the rain falls for 150.8 days and collects up to 525mm (20.67") of precipitation.Snowfall
January through May, October through December are months with snowfall in Joutseno. In Joutseno, during December, snow falls for 21.8 days and regularly aggregates up to 235mm (9.25") of snow. Throughout the year, in Joutseno, there are 116.2 snowfall days, and 1228mm (48.35") of snow is accumulated.Daylight
With an average of 5h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:51 and sunset at 14:58. On the last day of the month, sunrise is at 09:19 and sunset at 14:59 EET.
Sunshine
With an average of 0.9h of sunshine, December has the least sunshine of the year in Joutseno, Finland.UV index
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Joutseno. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 1 during December translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Joutseno in December?
What is the average humidity in December in Joutseno?
How much does it rain in Joutseno in December?
How many days does it snow in December in Joutseno?
What is the month with the shortest days in Joutseno?
How many hours of daylight does Joutseno have in December?
What time are sunrise and sunset in December in Joutseno?
What is the month with the least sunshine in Joutseno?
How many hours of sunshine does Joutseno have in December?
What is the month with the lowest UV index in Joutseno?
How high is the UV index in December in Joutseno?
Average temperature in December
Joutseno, Finland
- Average high temperature in December: -1.3°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-4.7°C).
- Average low temperature in December: -4.8°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 (-8.6°C).
Average pressure in December
Joutseno, Finland
- Average pressure in December: 1008.9mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).
Average wind speed in December
Joutseno, Finland
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).
Average humidity in December
Joutseno, Finland
- Average humidity in December: 92%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in December
Joutseno, Finland
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days in December
Joutseno, Finland
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Joutseno, Finland
- Average snowfall in December: 235mm
The month with the highest snowfall is January (262mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Joutseno, Finland
- Average snowfall days in December: 21.8 days
The month with the highest number of snowfall days is January (22.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Joutseno, Finland
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in December: 0h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in December
Joutseno, Finland
- Average sunshine days in December: 4.7 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (4.7 days).
Average UV index in December
Joutseno, 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
Joutseno, Finland
- Average cloud cover in December: 82
The month with the most cloud cover is February (Cloud cover 84).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in December
Joutseno, Finland
- Average visibility in December: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
