December weather forecast
Piteå, Sweden

Weather in December

December, the first month of the winter in Piteå, is still a freezing cold month, with an average temperature ranging between min -6.4°C (20.5°F) and max -2.7°C (27.1°F).

Temperature

In Piteå, the average high-temperature in December marginally drops from a cold 0.5°C (32.9°F) in November to a subzero cold -2.7°C (27.1°F). In December, in Piteå, the average low-temperature is -6.4°C (20.5°F).

Humidity

In Piteå, the average relative humidity in December is 90%.

Rainfall

In Piteå, during December, the rain falls for 5.2 days and regularly aggregates up to 27mm (1.06") of precipitation. In Piteå, Sweden, 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 Piteå, Sweden, in December, the average water temperature is 3.2°C (37.8°F).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

December has the shortest days of the year, with an average of 3h and 41min of daylight.
On the first day of the month, sunrise is at 09:08 and sunset at 13:37. On the last day of December, sunrise is at 09:47 and sunset at 13:26 CET.

Sunshine

December has the least sunshine of the year, with an average of 1.4h of sunshine.

UV index

The months with the lowest UV index in Piteå 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 rays for average individuals.
Note: The average daily UV index of 1 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Piteå?

The average relative humidity in December in Piteå is 90%.

How many days does it rain in December in Piteå?

In Piteå, Sweden, in December, it is raining for 5.2 days, with typically 27mm (1.06") of accumulated precipitation.

How much does it snow in Piteå in December?

In Piteå, during December, snow falls for 13.3 days and regularly aggregates up to 135mm (5.31") of snow.

What is the sea temperature in December in Piteå?

In Piteå, Sweden, the average seawater temperature in December is 3.2°C (37.8°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the month with the shortest days in Piteå?

December has the shortest days of the year in Piteå, Sweden, with an average of 3h and 41min of daylight.

How many hours of daylight does Piteå have in December?

The average day length in December is 3h and 41min.

When are sunrise and sunset in December in Piteå?

On the first day of December in Piteå, sunrise is at 09:08 and sunset at 13:37. On the last day of the month, sunrise is at 09:47 and sunset at 13:26 CET.

What is the month with the least sunshine in Piteå?

December has the least sunshine of the year in Piteå, with an average of 1.4h of sunshine.

How many hours of sunshine does Piteå have in December?

In Piteå, Sweden, the average sunshine duration in December is 1.4h.

What are the months with the lowest UV index in Piteå?

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Piteå.

How high is the UV index in December in Piteå?

In December, the average daily maximum UV index in Piteå, Sweden, is 1. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.

Average temperature in December
Piteå, Sweden

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).

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Average pressure in December
Piteå, Sweden

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).

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Average wind speed in December
Piteå, Sweden

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).

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Average humidity in December
Piteå, Sweden

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%).

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Average rainfall in December
Piteå, Sweden

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).

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Average rainfall days in December
Piteå, Sweden

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).

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Average snowfall in December
Piteå, Sweden

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).

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Average snowfall days in December
Piteå, Sweden

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).

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Average sea temperature in December
Piteå, Sweden

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).

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Average daylight in December /
Average sunshine in December
Piteå, Sweden

Average daylight in December / Average sunshine in December - Piteå, Sweden
  • Average daylight in December: 3h and 41min

The month with the longest days is June (Average daylight: 22h and 3min).
The month with the shortest days is December (Average daylight: 3h and 41min).

  • Average sunshine in December: 1.4h

The month with the most sunshine is July (Average sunshine: 12.9h).
The month with the least sunshine is December (Average sunshine: 1.4h).

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Average sunshine days in December
Piteå, Sweden

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).

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Average UV index in December
Piteå, Sweden

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).

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Average cloud cover in December
Piteå, Sweden

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).

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Average visibility in December
Piteå, Sweden

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).

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