December weather forecast
Kacwin, Poland

December

Weather in December

The first month of the winter, December, is still a freezing cold month in Kacwin, Poland, with an average temperature ranging between min -5.1°C (22.8°F) and max -0.3°C (31.5°F).

Temperature

In Kacwin, the average high-temperature in December drops from a cold 5.8°C (42.4°F) in November to a freezing cold -0.3°C (31.5°F). Kacwin, during December nights, witnesses an average temperature marginally cooler than its daytime highs, at -5.1°C (22.8°F).

Humidity

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

Rainfall

In December, in Kacwin, the rain falls for 4.4 days. Throughout December, 34mm (1.34") of precipitation is accumulated. Throughout the year, in Kacwin, there are 149.2 rainfall days, and 665mm (26.18") of precipitation is accumulated.

Snowfall

Months with snowfall in Kacwin are January through June, September through December. The month with the most snowfall in Kacwin is December, when snow falls for 13.5 days and typically aggregates up to 248mm (9.76") of snow.

Daylight

The month with the shortest days in Kacwin is December, with an average of 8h and 18min of daylight.
On the first day of the month, sunrise is at 07:13 and sunset at 15:42. On the last day of December, sunrise is at 07:34 and sunset at 15:49 CET.

Sunshine

The average sunshine in December in Kacwin is 4.4h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 1 in December leads to these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

How cold is December in Kacwin?
The average high-temperature, in December, in Kacwin, is -0.3°C (31.5°F), while the average low-temperature is -5.1°C (22.8°F).
What is the average humidity in December in Kacwin?
In December, the average relative humidity is 89%.
How many days does it rain in December in Kacwin?
In Kacwin, in December, during 4.4 rainfall days, 34mm (1.34") of precipitation is typically accumulated.
When does it snow the most in Kacwin?
The month with the most snowfall in Kacwin, Poland, is December, when snow falls for 13.5 days and typically aggregates up to 248mm (9.76") of snow.
How many days does it snow in December in Kacwin?
In Kacwin, during December, snow falls for 13.5 days and regularly aggregates up to 248mm (9.76") of snow.
What is the month with the shortest days in Kacwin?
The month with the shortest days in Kacwin is December, with an average of 8h and 18min of daylight.
What is the average length of the day in December in Kacwin?
In December, the average day length in Kacwin, Poland, is 8h and 16min.
When is the sunrise / sunset in December in Kacwin?
On the first day of December, sunrise is at 07:13 and sunset at 15:42. On the last day of the month, sunrise is at 07:34 and sunset at 15:49 CET.
How long on average sun shines in December in Kacwin?
The average sunshine duration in December is 4.4h.
What is the month with the lowest UV index in Kacwin?
With an average maximum UV index of 1, December is the month with the lowest UV index.
What is the UV index reading in December in Kacwin?
In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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 - Kacwin, Poland
Average temperature in December
Kacwin, Poland
  • Average high temperature in December: -0.3°C

The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (-1.8°C).

  • Average low temperature in December: -5.1°C

The month with the highest average low temperature is August (10.6°C).
The coldest month (with the lowest average low temperature) is January (-7.1°C).

Average pressure in December - Kacwin, Poland
Average pressure in December
Kacwin, Poland
  • Average pressure in December: 1019.4mbar

The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is June (1014.3mbar).

Average wind speed in December - Kacwin, Poland
Average wind speed in December
Kacwin, Poland
  • Average wind speed in December: 9.7km/h

The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

Average humidity in December - Kacwin, Poland
Average humidity in December
Kacwin, Poland
  • Average humidity in December: 89%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December - Kacwin, Poland
Average rainfall in December
Kacwin, Poland
  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is May (109mm).
The driest month (with the least rainfall) is February (27mm).

Average rainfall days in December - Kacwin, Poland
Average rainfall days in December
Kacwin, Poland
  • Average rainfall days in December: 4.4 days

The month with the highest number of rainy days is June (24.5 days).
The month with the least rainy days is February (2.2 days).

Average snowfall in December - Kacwin, Poland
Average snowfall in December
Kacwin, Poland
  • Average snowfall in December: 248mm

The month with the highest snowfall is December (248mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in December - Kacwin, Poland
Average snowfall days in December
Kacwin, Poland
  • Average snowfall days in December: 13.5 days

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December / Average sunshine in December - Kacwin, Poland
Average daylight in December /
Average sunshine in December
Kacwin, Poland
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • 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 48min).

Average sunshine days in December - Kacwin, Poland
Average sunshine days in December
Kacwin, Poland
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (4.1 days).

Average UV index in December - Kacwin, Poland
Average UV index in December
Kacwin, 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 - Kacwin, Poland
Average cloud cover in December
Kacwin, Poland
  • Average cloud cover in December: 56

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December - Kacwin, Poland
Average visibility in December
Kacwin, Poland
  • Average visibility in December: 7km

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

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