December weather forecast
Grudynia Wielka, Poland

December

Weather in December

December, the first month of the winter in Grudynia Wielka, is also a wintry month, with an average temperature ranging between min -1°C (30.2°F) and max 2.8°C (37°F).

Temperature

During the transition into December, Grudynia Wielka observes a decrease in the average high-temperature, falling from a chilly 8.6°C (47.5°F) in November to an icy 2.8°C (37°F). The nights of December in Grudynia Wielka are characterized by an average low-temperature of -1°C (30.2°F), subtly descending from daytime highs.

Humidity

In December, the average relative humidity in Grudynia Wielka is 83%.

Rainfall

In Grudynia Wielka, Poland, in December, during 10 rainfall days, 29mm (1.14") of precipitation is typically accumulated. In Grudynia Wielka, during the entire year, the rain falls for 151.3 days and collects up to 430mm (16.93") of precipitation.

Snowfall

Months with snowfall in Grudynia Wielka are January through May, October through December. In Grudynia Wielka, in December, during 8 snowfall days, 59mm (2.32") of snow is typically accumulated. In Grudynia Wielka, during the entire year, snow falls for 38.3 days and aggregates up to 271mm (10.67") of snow.

Daylight

With an average of 8h and 6min of daylight, December has the shortest days of the year in Grudynia Wielka.
On the first day of December, sunrise is at 07:26 and sunset at 15:48. On the last day of the month, sunrise is at 07:47 and sunset at 15:55 CET.

Sunshine

In December, the average sunshine in Grudynia Wielka is 4.3h.

UV index

December is the month with the lowest UV index in Grudynia Wielka, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: During December, 1 as the daily maximum UV index converts into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

How cold is December in Grudynia Wielka?
The average high-temperature and low-temperature in Grudynia Wielka, Poland, during December are 2.8°C (37°F) and -1°C (30.2°F) respectively.
What is the average humidity in December in Grudynia Wielka?
The average relative humidity in December in Grudynia Wielka, Poland, is 83%.
How many days does it rain in December in Grudynia Wielka?
In Grudynia Wielka, during December, the rain falls for 10 days and regularly aggregates up to 29mm (1.14") of precipitation.
How much does it snow in Grudynia Wielka in December?
In Grudynia Wielka, Poland, in December, during 8 snowfall days, 59mm (2.32") of snow is typically accumulated.
What is the month with the shortest days in Grudynia Wielka?
With an average of 8h and 6min of daylight, December has the shortest days of the year.
How many hours of daylight does Grudynia Wielka have in December?
In December, the average day length in Grudynia Wielka is 8h and 8min.
When is the sunrise / sunset in December in Grudynia Wielka?
On the first day of December, sunrise is at 07:26 and sunset at 15:48. On the last day of the month, sunrise is at 07:47 and sunset at 15:55 CET.
How long on average sun shines in December in Grudynia Wielka?
In Grudynia Wielka, Poland, the average sunshine duration in December is 4.3h.
What is the month with the lowest UV index in Grudynia Wielka?
The month with the lowest UV index in Grudynia Wielka, Poland, is December, with an average maximum UV index of 1.
How high is the UV index in December in Grudynia Wielka?
In Grudynia Wielka, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
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
Grudynia Wielka, Poland
  • Average high temperature in December: 2.8°C

The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (0.8°C).

  • Average low temperature in December: -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 (-3.2°C).

Average pressure in December
Grudynia Wielka, Poland
  • Average pressure in December: 1018.2mbar

The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).

Average wind speed in December
Grudynia Wielka, Poland
  • Average wind speed in December: 14.2km/h

The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

Average humidity in December
Grudynia Wielka, Poland
  • Average humidity in December: 83%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December
Grudynia Wielka, Poland
  • Average rainfall in December: 29mm

The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is November (20mm).

Average rainfall days in December
Grudynia Wielka, Poland
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is June (18.1 days).
The months with the least rainy days are January and February (8.7 days).

Average snowfall in December
Grudynia Wielka, Poland
  • Average snowfall in December: 59mm

The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Grudynia Wielka, Poland
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Grudynia Wielka, Poland
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in December
Grudynia Wielka, Poland
  • Average sunshine days in December: 14.4 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in December
Grudynia Wielka, Poland
  • Average UV index in December: 1

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

Average cloud cover in December
Grudynia Wielka, Poland
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in December
Grudynia Wielka, Poland
  • Average visibility in December: 9km

The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January and February (8km).

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