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 sea temperature 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
Piteå's weather subtly changes with the onset of December, barely falling from a cold 0.5°C (32.9°F) in November to a freezing cold -2.7°C (27.1°F). With a barely noticeable fluctuation in temperature, Piteå reaches an average low of -6.4°C (20.5°F) during the December nights.Humidity
In December, the average relative humidity is 90%.Rainfall
In December, the rain falls for 5.2 days. Throughout December, 27mm (1.06") of precipitation is accumulated. In Piteå, during the entire year, the rain falls for 93.1 days and collects up to 277mm (10.91") of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Piteå, it is snowing for 13.3 days. Throughout December, 135mm (5.31") of snow is accumulated. Throughout the year, there are 69.7 snowfall days, and 722mm (28.43") of snow is accumulated.Sea temperature
In December, the average sea temperature in Piteå, Sweden, is 3.2°C (37.8°F).Note: While swimming, this scenario is perilously cold, dangerous, and potentially fatal. Hypothermia is almost imminent without proper insulated waterproof attire.
Daylight
With an average of 3h and 42min of daylight, December has the shortest days of the year.On the first day of December in Piteå, sunrise is at 09:10 and sunset at 13:36. On the last day of the month, sunrise is at 09:47 and sunset at 13:27 CET.
Sunshine
December has the least sunshine of the year in Piteå, with an average of 1.4h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A typical high UV index of 1 in December suggests the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Piteå?
What is the average humidity in December in Piteå?
How much does it rain in Piteå in December?
How many days does it snow in December in Piteå?
What is the sea temperature in December in Piteå?
What is the month with the shortest days in Piteå?
What is the average length of the day in December in Piteå?
When is the sunrise / sunset in December in Piteå?
What is the month with the least sunshine in Piteå?
How many hours of sunshine does Piteå have in December?
What is the month with the lowest UV index in Piteå?
How high is the UV index in December in Piteå?
Average temperature in December
Piteå, Sweden
- Average high temperature in December: -2.7°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in December: -6.4°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (-10.7°C).
Average pressure in December
Piteå, Sweden
- Average pressure in December: 1004.9mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in December
Piteå, Sweden
- Average wind speed in December: 14.1km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is July (11.2km/h).
Average humidity in December
Piteå, Sweden
- Average humidity in December: 90%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (66%).
Average rainfall in December
Piteå, Sweden
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is July (28mm).
The driest month (with the least rainfall) is February (18mm).
Average rainfall days in December
Piteå, Sweden
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is August (11.3 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in December
Piteå, Sweden
- Average snowfall in December: 135mm
The month with the highest snowfall is January (156mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Piteå, Sweden
- Average snowfall days in December: 13.3 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Piteå, Sweden
- Average sea temperature in December: 3.2°C
The best month for swimming (with the highest average sea temperature) is July (15.5°C).
The coldest month (with the lowest average sea temperature) is February (0.3°C).
Average daylight in December /
Average sunshine in December
Piteå, Sweden
- Average daylight in December: 3h and 4min
The month with the longest days is June (Average daylight: 22h and 0min).
The month with the shortest days is December (Average daylight: 3h and 42min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in December
Piteå, Sweden
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is June (20.1 days).
The month with the least sunshine days is December (14.5 days).
Average UV index in December
Piteå, Sweden
- 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, February, March, November and December (UV index 1).
Average cloud cover in December
Piteå, Sweden
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
Piteå, Sweden
- Average visibility in December: 8km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March and April (7km).
