December weather forecastKotłów, Poland

December

Weather in December

December, the first month of the winter in Kotłów, is also a wintry month, with temperature in the range of an average high of 3.1°C (37.6°F) and an average low of -0.6°C (30.9°F).

Temperature

Kotłów's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's chilly 7.9°C (46.2°F) to a cold 3.1°C (37.6°F). During the month of December, Kotłów identifies an average nighttime low-temperature of -0.6°C (30.9°F), slightly lower than its daytime counterpart.

Humidity

The average relative humidity in December is 86%.

Rainfall

In Kotłów, in December, during 13 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Kotłów, during the entire year, the rain falls for 140.4 days and collects up to 366mm (14.41") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Kotłów, in December, during 9.5 snowfall days, 77mm (3.03") of snow is typically accumulated. Throughout the year, there are 45.3 snowfall days, and 369mm (14.53") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 7h and 54min of daylight.
On the first day of December, sunrise is at 07:32 and sunset at 15:42. On the last day of the month, sunrise is at 07:53 and sunset at 15:48 CET.

Sunshine

The average sunshine in December is 3.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

The high-temperature during December is 3.1°C (37.6°F) and the low-temperature is -0.6°C (30.9°F).

The average relative humidity in December is 86%.

In Kotłów, in December, during 13 rainfall days, 36mm (1.42") of precipitation is typically accumulated.

In Kotłów, in December, snow falls for 9.5 days, with typically accumulated 77mm (3.03") of snow.

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

In Kotłów, the average day length in December is 7h and 55min.

In December, on the first day of the month, sunrise is at 07:32 and sunset at 15:42. On the last day of the month, sunrise is at 07:53 and sunset at 15:48 CET.

In December, the average sunshine duration is 3.5h.

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

In Kotłów, Poland, the average daily maximum UV index in December is 2. A UV Index estimate 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
Kotłów, Poland

  • Average high temperature in December: 3.1°C

The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (0.7°C).

  • Average low temperature in December: -0.6°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 (-2.9°C).

Average pressure in December
Kotłów, Poland

  • Average pressure in December: 1016.7mbar

The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).

Average wind speed in December
Kotłów, Poland

  • Average wind speed in December: 14.6km/h

The windiest month (with the highest average wind speed) is December (14.6km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).

Average humidity in December
Kotłów, 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 (65%).

Average rainfall in December
Kotłów, Poland

  • Average rainfall in December: 36mm

The wettest month (with the highest rainfall) is May (47mm).
The driest month (with the least rainfall) is April (20mm).

Average rainfall days in December
Kotłów, Poland

  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is August (7.6 days).

Average snowfall in December
Kotłów, Poland

  • Average snowfall in December: 77mm

The month with the highest snowfall is January (124mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Kotłów, Poland

  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Kotłów, 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 30min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Kotłów, Poland

  • Average sunshine days in December: 9.9 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is January (8.6 days).

Average UV index in December
Kotłów, 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, November and December (UV index 2).

Average cloud cover in December
Kotłów, Poland

  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Kotłów, Poland

  • Average visibility in December: 8km

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