December weather forecastFinnhamn, Sweden
December
Weather in December
The first month of the winter, December, is also an icy month in Finnhamn, Sweden, with an average temperature varying between 2.3°C (36.1°F) and -0.4°C (31.3°F).Temperature
With the onset of December, the average high-temperature subtly recedes from November's wintry 5.7°C (42.3°F) to a still cold 2.3°C (36.1°F). December nights register a minor temperature decline, steadying at a subzero cold -0.4°C (31.3°F).Humidity
The months with the highest humidity in Finnhamn are January, February, November and December, with an average relative humidity of 85%.Rainfall
In December, in Finnhamn, the rain falls for 9.1 days. Throughout December, 23mm (0.91") of precipitation is accumulated. In Finnhamn, during the entire year, the rain falls for 125.3 days and collects up to 261mm (10.28") of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Finnhamn is December, when snow falls for 8.8 days and typically aggregates up to 41mm (1.61") of snow.Daylight
With an average of 6h and 12min of daylight, December has the shortest days of the year in Finnhamn.On the first day of the month, sunrise is at 08:16 and sunset at 14:51. On the last day of December, sunrise is at 08:42 and sunset at 14:53 CET.
Sunshine
December has the least sunshine of the year in Finnhamn, with an average of 2.5h of sunshine.UV index
The average daily maximum UV index in December in Finnhamn is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Finnhamn, Sweden
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is July (18.9°C).
The months with the lowest average high temperature are January and February (0.4°C).
- Average low temperature in December: -0.4°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).
Average pressure in December
Finnhamn, Sweden
- Average pressure in December: 1007.8mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in December
Finnhamn, Sweden
- Average wind speed in December: 24.7km/h
The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (15.8km/h).
Average humidity in December
Finnhamn, Sweden
- Average humidity in December: 85%
The months with the highest relative humidity are January, February, November and December (85%).
The months with the lowest relative humidity are April, May and June (77%).
Average rainfall in December
Finnhamn, Sweden
- Average rainfall in December: 23mm
The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in December
Finnhamn, Sweden
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in December
Finnhamn, Sweden
- Average snowfall in December: 41mm
The month with the highest snowfall is December (41mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Finnhamn, Sweden
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Finnhamn, Sweden
- Average daylight in December: 6h and 12min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 30min
The month with the most sunshine is June (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Finnhamn, Sweden
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is May (17.9 days).
The month with the least sunshine days is December (11.7 days).
Average UV index in December
Finnhamn, Sweden
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Finnhamn, Sweden
- Average cloud cover in December: 65
The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Finnhamn, Sweden
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
