December weather forecastCzosnów, Poland

December

Weather in December

The first month of the winter, December, is also a wintry month in Czosnów, Poland, with an average temperature fluctuating between 2°C (35.6°F) and -1.4°C (29.5°F).

Temperature

The onset of December entails a subtle temperature shift, as the average high-temperature eases from a frosty 6.9°C (44.4°F) in November to an icy 2°C (35.6°F). In Czosnów, nights during December observe an average temperature decrease to a freezing cold -1.4°C (29.5°F).

Humidity

The average relative humidity in December is 87%.

Rainfall

In December, the rain falls for 9.5 days. Throughout December, 25mm (0.98") of precipitation is accumulated. Throughout the year, in Czosnów, there are 122.8 rainfall days, and 300mm (11.81") of precipitation is accumulated.

Snowfall

Months with snowfall in Czosnów, Poland, are January through May, October through December. In Czosnów, Poland, in December, snow falls for 7 days, with typically accumulated 39mm (1.54") of snow. Throughout the year, in Czosnów, there are 33.5 snowfall days, and 229mm (9.02") of snow is accumulated.

Daylight

December has the shortest days of the year in Czosnów, with an average of 7h and 48min of daylight.
On the first day of the month, sunrise is at 07:25 and sunset at 15:27. On the last day of December, sunrise is at 07:47 and sunset at 15:33 CET.

Sunshine

The average sunshine in December in Czosnów is 3.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a regular UV index of 1 translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

In December, in Czosnów, the average high-temperature is 2°C (35.6°F), and the average low-temperature is -1.4°C (29.5°F).

The average relative humidity in December in Czosnów is 87%.

In Czosnów, during December, the rain falls for 9.5 days and regularly aggregates up to 25mm (0.98") of precipitation.

In Czosnów, during December, snow falls for 7 days and regularly aggregates up to 39mm (1.54") of snow.

With an average of 7h and 48min of daylight, December has the shortest days of the year in Czosnów, Poland.

The average day length in December in Czosnów is 7h and 47min.

On the first day of December in Czosnów, Poland, sunrise is at 07:25 and sunset at 15:27. On the last day of the month, sunrise is at 07:47 and sunset at 15:33 CET.

The average sunshine duration in December in Czosnów is 3.3h.

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

The average daily maximum UV index in December in Czosnów is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Czosnów, Poland

  • Average high temperature in December: 2°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (-0.4°C).

  • Average low temperature in December: -1.4°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in December
Czosnów, Poland

  • Average pressure in December: 1016mbar

The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in December
Czosnów, Poland

  • Average wind speed in December: 13.7km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).

Average humidity in December
Czosnów, Poland

  • Average humidity in December: 87%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).

Average rainfall in December
Czosnów, Poland

  • Average rainfall in December: 25mm

The wettest month (with the highest rainfall) is May (47mm).
The driest months (with the least rainfall) are April and November (15mm).

Average rainfall days in December
Czosnów, Poland

  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in December
Czosnów, Poland

  • Average snowfall in December: 39mm

The month with the highest snowfall is January (80mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Czosnów, Poland

  • Average snowfall days in December: 7 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Czosnów, 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: 3h and 18min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December
Czosnów, Poland

  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (14.2 days).

Average UV index in December
Czosnów, 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
Czosnów, Poland

  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Czosnów, 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).