December weather forecast
Hästö, Sweden

December

Weather in December

December, the first month of the winter in Hästö, is also an icy month, with an average temperature fluctuating between 4°C (39.2°F) and 1.8°C (35.2°F).

Temperature

Hästö's progression into December involves a minor drop in the average high-temperature, slightly receding from a chilly 7.4°C (45.3°F) in November to a wintry 4°C (39.2°F). Hästö's nighttime temperature in December shows a minor descent, with a steady average of 1.8°C (35.2°F).

Humidity

In December, the average relative humidity in Hästö is 85%.

Rainfall

In Hästö, during December, the rain falls for 14.5 days and regularly aggregates up to 38mm (1.5") of precipitation. In Hästö, Sweden, during the entire year, the rain falls for 150.2 days and collects up to 411mm (16.18") of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, in Hästö, it is snowing for 6.5 days. Throughout December, 39mm (1.54") of snow is accumulated. In Hästö, Sweden, during the entire year, snow falls for 33 days and aggregates up to 183mm (7.2") of snow.

Daylight

The month with the shortest days is December, with an average of 7h and 0min of daylight.
On the first day of December, sunrise is at 08:06 and sunset at 15:27. On the last day of the month, sunrise is at 08:29 and sunset at 15:31 CET.

Sunshine

The months with the least sunshine in Hästö are January and December, with an average of 3.1h of sunshine.

UV index

In Hästö, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 during December leads to these advisories:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

Is December cold in Hästö?
The high-temperature, in December, in Hästö, is 4°C (39.2°F), while the low-temperature averages to 1.8°C (35.2°F).
What is the average humidity in December in Hästö?
In December, the average relative humidity in Hästö, Sweden, is 85%.
How many days does it rain in December in Hästö?
In Hästö, during December, the rain falls for 14.5 days and regularly aggregates up to 38mm (1.5") of precipitation.
How many days does it snow in December in Hästö?
In Hästö, in December, snow falls for 6.5 days, with typically accumulated 39mm (1.54") of snow.
What is the month with the shortest days in Hästö?
With an average of 7h and 0min of daylight, December has the shortest days of the year in Hästö.
How many hours of daylight does Hästö have in December?
The average day length in December in Hästö, Sweden, is 7h and 2min.
When are sunrise and sunset in December in Hästö?
On the first day of December in Hästö, Sweden, sunrise is at 08:06 and sunset at 15:27. On the last day of the month, sunrise is at 08:29 and sunset at 15:31 CET.
What are the months with the least sunshine in Hästö?
January and December, with an average of 3.1h of sunshine, are months with the least sunshine.
How many hours of sunshine does Hästö have in December?
In December, the average sunshine duration in Hästö is 3.1h.
What is the UV index reading in December in Hästö?
In December, the average daily maximum UV index in Hästö, Sweden, is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Hästö, Sweden
  • Average high temperature in December: 4°C

The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is January (2°C).

  • Average low temperature in December: 1.8°C

The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).

Average pressure in December
Hästö, Sweden
  • Average pressure in December: 1010.8mbar

The months with the highest atmospheric pressure are April and May (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).

Average wind speed in December
Hästö, Sweden
  • Average wind speed in December: 24.5km/h

The windiest month (with the highest average wind speed) is December (24.5km/h).
The calmest month (with the lowest average wind speed) is June (17.5km/h).

Average humidity in December
Hästö, Sweden
  • Average humidity in December: 85%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (75%).

Average rainfall in December
Hästö, Sweden
  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is April (15mm).

Average rainfall days in December
Hästö, Sweden
  • Average rainfall days in December: 14.5 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in December
Hästö, Sweden
  • Average snowfall in December: 39mm

The month with the highest snowfall is January (56mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Hästö, Sweden
  • Average snowfall days in December: 6.5 days

The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Hästö, Sweden
  • Average daylight in December: 7h and 0min

The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).

Average sunshine days in December
Hästö, Sweden
  • Average sunshine days in December: 9.3 days

The month with the most sunshine days is April (18 days).
The months with the least sunshine days are November and December (9.3 days).

Average UV index in December
Hästö, Sweden
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December
Hästö, Sweden
  • Average cloud cover in December: 69

The month with the most cloud cover is December (Cloud cover 69).
The months with the least cloud cover are June and August (Cloud cover 33).

Average visibility in December
Hästö, 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).

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