December weather forecastTimrå, Sweden
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Timrå, Sweden, with an average temperature ranging between min -4.5°C (23.9°F) and max -1.3°C (29.7°F).Temperature
December's arrival subtly correlates with a reduction in the average high-temperature, down from a wintry 2°C (35.6°F) in November to a freezing cold -1.3°C (29.7°F). Timrå records a mild decrease in temperature during the nights of December, averaging a still subzero cold -4.5°C (23.9°F).Humidity
In Timrå, the average relative humidity in December is 87%.Rainfall
In Timrå, during December, the rain falls for 7.3 days and regularly aggregates up to 41mm (1.61") of precipitation. In Timrå, during the entire year, the rain falls for 117.2 days and collects up to 384mm (15.12") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Timrå, in December, during 12.7 snowfall days, 197mm (7.76") of snow is typically accumulated. Throughout the year, in Timrå, there are 70.7 snowfall days, and 908mm (35.75") of snow is accumulated.Sea temperature
In Timrå, the average seawater temperature in December is 2.9°C (37.2°F).Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
Daylight
December has the shortest days of the year, with an average of 5h and 12min of daylight.On the first day of the month, sunrise is at 08:49 and sunset at 14:29. On the last day of December, in Timrå, sunrise is at 09:19 and sunset at 14:28 CET.
Sunshine
The month with the least sunshine is December, with an average of 1.7h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Timrå, Sweden
- Average high temperature in December: -1.3°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-3°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-6.9°C).
Average pressure in December
Timrå, Sweden
- Average pressure in December: 1005.9mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.9mbar).
Average wind speed in December
Timrå, Sweden
- Average wind speed in December: 11.8km/h
The windiest month (with the highest average wind speed) is January (11.9km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in December
Timrå, Sweden
- Average humidity in December: 87%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is June (66%).
Average rainfall in December
Timrå, Sweden
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Timrå, Sweden
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in December
Timrå, Sweden
- Average snowfall in December: 197mm
The month with the highest snowfall is January (217mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Timrå, Sweden
- Average snowfall days in December: 12.7 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Timrå, Sweden
- Average sea temperature in December: 2.9°C
The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is February (0.2°C).
Average daylight in December /
Average sunshine in December
Timrå, Sweden
- Average daylight in December: 5h and 12min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in December: 1h and 42min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Timrå, Sweden
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in December
Timrå, Sweden
- 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, November and December (UV index 1).
Average cloud cover in December
Timrå, Sweden
- Average cloud cover in December: 61
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Timrå, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The months with the lowest visibility are January, February and March (7km).





