December weather forecast
Uniszów, Poland

December

Weather in December

December, the first month of the winter in Uniszów, is also an icy month, with an average temperature fluctuating between 2.7°C (36.9°F) and -1.3°C (29.7°F).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a frosty 7.9°C (46.2°F) in November to a wintry 2.7°C (36.9°F). Uniszów nights in December witness a mild cool down to an average temperature of -1.3°C (29.7°F).

Humidity

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

Rainfall

In Uniszów, in December, it is raining for 8.6 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, in Uniszów, there are 139.3 rainfall days, and 391mm (15.39") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Uniszów. In Uniszów, in December, during 5.9 snowfall days, 47mm (1.85") of snow is typically accumulated. Throughout the year, there are 31.6 snowfall days, and 266mm (10.47") of snow is accumulated.

Daylight

With an average of 8h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:32 and sunset at 15:49. On the last day of the month, sunrise is at 07:54 and sunset at 15:56 CET.

Sunshine

In Uniszów, Poland, the average sunshine in December is 4.3h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is it in Uniszów in December?
Uniszów in December has an average high-temperature of 2.7°C (36.9°F) and an average low-temperature of -1.3°C (29.7°F).
What is the average humidity in December in Uniszów?
In Uniszów, the average relative humidity in December is 85%.
How many days does it rain in December in Uniszów?
In December, in Uniszów, Poland, the rain falls for 8.6 days. Throughout December, 20mm (0.79") of precipitation is accumulated.
How much does it snow in Uniszów in December?
In December, in Uniszów, it is snowing for 5.9 days. Throughout December, 47mm (1.85") of snow is accumulated.
What is the month with the shortest days in Uniszów?
With an average of 8h and 0min of daylight, December has the shortest days of the year.
What is the average length of the day in December in Uniszów?
In Uniszów, the average day length in December is 8h and 2min.
When are sunrise and sunset in December in Uniszów?
On the first day of December, sunrise is at 07:32 and sunset at 15:49. On the last day of the month, sunrise is at 07:54 and sunset at 15:56 CET.
How long on average sun shines in December in Uniszów?
In Uniszów, Poland, the average sunshine duration in December is 4.3h.
When is the lowest UV index in Uniszów?
The months with the lowest UV index in Uniszów are January through March, November and December, with an average maximum UV index of 2.
How high is the UV index in December in Uniszów?
In December, the average daily maximum UV index in Uniszów, Poland, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe 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
Uniszów, Poland
  • Average high temperature in December: 2.7°C

The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in December: -1.3°C

The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).

Average pressure in December
Uniszów, Poland
  • Average pressure in December: 1017.7mbar

The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.7mbar).

Average wind speed in December
Uniszów, Poland
  • Average wind speed in December: 14.5km/h

The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).

Average humidity in December
Uniszów, Poland
  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (69%).

Average rainfall in December
Uniszów, Poland
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is May (57mm).
The driest month (with the least rainfall) is February (17mm).

Average rainfall days in December
Uniszów, Poland
  • Average rainfall days in December: 8.6 days

The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are January and February (6 days).

Average snowfall in December
Uniszów, Poland
  • Average snowfall in December: 47mm

The month with the highest snowfall is January (72mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Uniszów, Poland
  • Average snowfall days in December: 5.9 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Uniszów, Poland
  • Average daylight in December: 8h and 0min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Uniszów, Poland
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is October (19 days).
The months with the least sunshine days are May and June (10.8 days).

Average UV index in December
Uniszów, Poland
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Uniszów, Poland
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

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

The month with the highest visibility is August (10km).
The months with the lowest visibility are January and February (8km).

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