December weather forecastLiw, Poland

December

Weather in December

December, the first month of the winter in Liw, is also an icy month, with temperature in the range of an average low of -1.6°C (29.1°F) and an average high of 1.5°C (34.7°F).

Temperature

With December's onset, the average high-temperature recedes from November's frosty 6.5°C (43.7°F) to a wintry 1.5°C (34.7°F). Liw records a consistent average nighttime temperature of -1.6°C (29.1°F) in December, slightly lower than the daytime high.

Humidity

In Liw, the average relative humidity in December is 89%.

Rainfall

In Liw, during December, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 126.3 rainfall days, and 347mm (13.66") of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Liw. In Liw, Poland, during December, snow falls for 12.6 days and regularly aggregates up to 91mm (3.58") of snow. In Liw, Poland, during the entire year, snow falls for 58 days and aggregates up to 448mm (17.64") of snow.

Daylight

December has the shortest days of the year, with an average of 7h and 48min of daylight.
On the first day of December, sunrise is at 07:20 and sunset at 15:22. On the last day of the month, sunrise is at 07:42 and sunset at 15:28 CET.

Sunshine

The average sunshine in December is 2.9h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 during December leads to these advisories:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

The average high-temperature, in December, in Liw, is 1.5°C (34.7°F), while the average low-temperature is -1.6°C (29.1°F).

In December, the average relative humidity in Liw is 89%.

In Liw, during December, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation.

In Liw, during December, snow falls for 12.6 days and regularly aggregates up to 91mm (3.58") of snow.

December has the shortest days of the year in Liw, with an average of 7h and 48min of daylight.

In Liw, the average day length in December is 7h and 47min.

On the first day of December in Liw, Poland, sunrise is at 07:20 and sunset at 15:22. On the last day of the month, sunrise is at 07:42 and sunset at 15:28 CET.

In Liw, the average sunshine duration in December is 2.9h.

The months with the lowest UV index in Liw are January and December, with an average maximum UV index of 1.

In Liw, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat 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
Liw, Poland

  • Average high temperature in December: 1.5°C

The warmest months (with the highest average high temperature) are July and August (24.5°C).
The month with the lowest average high temperature is January (-0.9°C).

  • Average low temperature in December: -1.6°C

The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).

Average pressure in December
Liw, Poland

  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is October (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in December
Liw, Poland

  • Average wind speed in December: 13.5km/h

The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in December
Liw, Poland

  • Average humidity in December: 89%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Liw, Poland

  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is May (55mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in December
Liw, Poland

  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in December
Liw, Poland

  • Average snowfall in December: 91mm

The month with the highest snowfall is January (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Liw, Poland

  • Average snowfall days in December: 12.6 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

  • Average daylight in December: 7h and 48min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in December: 2h and 54min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in December
Liw, Poland

  • Average sunshine days in December: 10.2 days

The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (8.8 days).

Average UV index in December
Liw, Poland

  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Liw, Poland

  • Average cloud cover in December: 72

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Liw, Poland

  • Average visibility in December: 8km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).