December weather forecastMierków, Poland

December

Weather in December

The first month of the winter, December, is also a wintry month in Mierków, Poland, with temperature in the range of an average high of 3.7°C (38.7°F) and an average low of -0.1°C (31.8°F).

Temperature

During the shift to December, a minor reduction in average high-temperature is observed, shifting from a frosty 8.4°C (47.1°F) in November to an icy 3.7°C (38.7°F). During the nights of December, Mierków records an average low-temperature of -0.1°C (31.8°F), reflecting a modest decrease from daytime highs.

Humidity

In Mierków, the average relative humidity in December is 86%.

Rainfall

In December, the rain falls for 12.6 days. Throughout December, 34mm (1.34") of precipitation is accumulated. In Mierków, during the entire year, the rain falls for 130.7 days and collects up to 340mm (13.39") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Mierków, in December, during 7.3 snowfall days, 66mm (2.6") of snow is typically accumulated. In Mierków, during the entire year, snow falls for 36.2 days and aggregates up to 309mm (12.17") of snow.

Daylight

December has the shortest days of the year in Mierków, with an average of 7h and 54min of daylight.
On the first day of December in Mierków, Poland, sunrise is at 07:45 and sunset at 15:53. On the last day of the month, sunrise is at 08:07 and sunset at 15:59 CET.

Sunshine

The average sunshine in December in Mierków, Poland, is 3.8h.

UV index

The average daily maximum UV index in December in Mierków is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

The average high-temperature and low-temperature during December are 3.7°C (38.7°F) and -0.1°C (31.8°F) respectively.

In Mierków, Poland, the average relative humidity in December is 86%.

In Mierków, in December, it is raining for 12.6 days, with typically 34mm (1.34") of accumulated precipitation.

In Mierków, Poland, during December, snow falls for 7.3 days and regularly aggregates up to 66mm (2.6") of snow.

December has the shortest days of the year, with an average of 7h and 54min of daylight.

The average day length in December is 7h and 53min.

In December, on the first day of the month, sunrise is at 07:45 and sunset at 15:53. On the last day of the month, in Mierków, sunrise is at 08:07 and sunset at 15:59 CET.

The average sunshine duration in December in Mierków, Poland, is 3.8h.

In December, the average daily maximum UV index in Mierków, Poland, is 2. A UV Index of 2, and less, symbolizes 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
Mierków, Poland

  • Average high temperature in December: 3.7°C

The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (1.7°C).

  • Average low temperature in December: -0.1°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-2°C).

Average pressure in December
Mierków, Poland

  • Average pressure in December: 1016.6mbar

The month with the highest atmospheric pressure is October (1017.8mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).

Average wind speed in December
Mierków, Poland

  • 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 August (9.9km/h).

Average humidity in December
Mierków, Poland

  • Average humidity in December: 86%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).

Average rainfall in December
Mierków, Poland

  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is July (40mm).
The driest month (with the least rainfall) is September (14mm).

Average rainfall days in December
Mierków, Poland

  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in December
Mierków, Poland

  • Average snowfall in December: 66mm

The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Mierków, Poland

  • Average snowfall days in December: 7.3 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Mierków, Poland

  • Average daylight in December: 7h and 54min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 3h and 48min

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 12min).

Average sunshine days in December
Mierków, Poland

  • Average sunshine days in December: 12.2 days

The month with the most sunshine days is September (21.2 days).
The month with the least sunshine days is January (10.3 days).

Average UV index in December
Mierków, Poland

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in December
Mierków, Poland

  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Mierków, Poland

  • Average visibility in December: 8km

The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is January (7km).