December weather forecast
Posiłów, Poland

December

Weather in December

December, the first month of the winter in Posiłów, is also an icy month, with temperature in the range of an average high of 2.6°C (36.7°F) and an average low of -1.5°C (29.3°F).

Temperature

Arrival of December comes with a reduction in the average high-temperature, falling from a frosty 8.6°C (47.5°F) in November to an icy 2.6°C (36.7°F). December nights reveal a minor deviation from daytime highs, with a mean low-temperature of -1.5°C (29.3°F).

Humidity

The average relative humidity in December in Posiłów is 83%.

Rainfall

In Posiłów, in December, during 6 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Posiłów, during the entire year, the rain falls for 123.2 days and collects up to 368mm (14.49") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Posiłów. In December, in Posiłów, it is snowing for 5.5 days. Throughout December, 35mm (1.38") of snow is accumulated. In Posiłów, during the entire year, snow falls for 24.6 days and aggregates up to 153mm (6.02") of snow.

Daylight

With an average of 8h and 6min of daylight, December has the shortest days of the year in Posiłów.
On the first day of the month, sunrise is at 07:16 and sunset at 15:38. On the last day of December, sunrise is at 07:37 and sunset at 15:45 CET.

Sunshine

In Posiłów, the average sunshine in December is 4.3h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Posiłów, Poland. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

How cold is it in Posiłów in December?
The high-temperature during December is 2.6°C (36.7°F) and the low-temperature is -1.5°C (29.3°F).
What is the average humidity in December in Posiłów?
In Posiłów, Poland, the average relative humidity in December is 83%.
How many days does it rain in December in Posiłów?
In Posiłów, Poland, in December, during 6 rainfall days, 16mm (0.63") of precipitation is typically accumulated.
How many days does it snow in December in Posiłów?
In Posiłów, in December, snow falls for 5.5 days, with typically accumulated 35mm (1.38") of snow.
What is the month with the shortest days in Posiłów?
With an average of 8h and 6min of daylight, December has the shortest days of the year.
How many hours of daylight does Posiłów have in December?
The average day length in December in Posiłów is 8h and 8min.
When are sunrise and sunset in December in Posiłów?
In December, on the first day of the month, sunrise is at 07:16 and sunset at 15:38. On the last day of the month, in Posiłów, sunrise is at 07:37 and sunset at 15:45 CET.
How many hours of sunshine does Posiłów have in December?
In Posiłów, Poland, the average sunshine duration in December is 4.3h.
When is the lowest UV index in Posiłów?
December is the month with the lowest UV index in Posiłów, with an average maximum UV index of 1.
How high is the UV index in December in Posiłów?
The average daily maximum UV index in December in Posiłów is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
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
Posiłów, Poland
  • Average high temperature in December: 2.6°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (0.4°C).

  • Average low temperature in December: -1.5°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in December
Posiłów, Poland
  • Average pressure in December: 1018.6mbar

The month with the highest atmospheric pressure is October (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1014.5mbar).

Average wind speed in December
Posiłów, Poland
  • Average wind speed in December: 12.5km/h

The windiest month (with the highest average wind speed) is March (12.9km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in December
Posiłów, Poland
  • Average humidity in December: 83%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).

Average rainfall in December
Posiłów, Poland
  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is May (65mm).
The driest months (with the least rainfall) are January and March (14mm).

Average rainfall days in December
Posiłów, Poland
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in December
Posiłów, Poland
  • Average snowfall in December: 35mm

The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Posiłów, Poland
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Posiłów, Poland
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

Average sunshine days in December
Posiłów, Poland
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in December
Posiłów, Poland
  • Average UV index in December: 1

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

Average cloud cover in December
Posiłów, Poland
  • Average cloud cover in December: 58

The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Posiłów, Poland
  • Average visibility in December: 9km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).

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