December weather forecast
Grzybniczka, Poland

December

Weather in December

December, the first month of the winter in Grzybniczka, is also an icy month, with an average temperature ranging between max 2.8°C (37°F) and min -0.5°C (31.1°F).

Temperature

In the transition to December, Grzybniczka observes a minor drop in the average high-temperature, shifting from a chilly 7.2°C (45°F) in November to a cold 2.8°C (37°F). Grzybniczka's evenings during December maintain an average temperature of -0.5°C (31.1°F), aligning closely with the daytime temperatures.

Humidity

January and December, with an average relative humidity of 88%, are the most humid months.

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 33mm (1.3") of precipitation is accumulated. Throughout the year, there are 144 rainfall days, and 397mm (15.63") of precipitation is accumulated.

Snowfall

Months with snowfall in Grzybniczka are January through May, November and December. In Grzybniczka, in December, snow falls for 7.2 days, with typically accumulated 39mm (1.54") of snow. Throughout the year, there are 32.8 snowfall days, and 236mm (9.29") of snow is accumulated.

Daylight

With an average of 7h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:50 and sunset at 15:36. On the last day of the month, sunrise is at 08:13 and sunset at 15:41 CET.

Sunshine

In December, the average sunshine in Grzybniczka is 2.8h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

How cold is December?
The high-temperature during December is 2.8°C (37°F) and the low-temperature is -0.5°C (31.1°F).
What are the most humid months?
The months with the highest humidity are January and December, with an average relative humidity of 88%.
What is the average humidity in December?
In Grzybniczka, the average relative humidity in December is 88%.
How many days does it rain in December?
In Grzybniczka, in December, it is raining for 11.5 days, with typically 33mm (1.3") of accumulated precipitation.
How many days does it snow in December?
In Grzybniczka, during December, snow falls for 7.2 days and regularly aggregates up to 39mm (1.54") of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 7h and 30min of daylight.
What is the average length of the day in December?
The average day length in December in Grzybniczka, Poland, is 7h and 29min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 07:50 and sunset at 15:36. On the last day of the month, sunrise is at 08:13 and sunset at 15:41 CET.
How long on average sun shines in December?
The average sunshine duration in December is 2.8h.
What is the month with the lowest UV index in Grzybniczka?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
How high is the UV index in December?
In Grzybniczka, the average daily maximum UV index in December is 1. 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
Grzybniczka, Poland
  • Average high temperature in December: 2.8°C

The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (0.8°C).

  • Average low temperature in December: -0.5°C

The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).

Average pressure in December
Grzybniczka, Poland
  • Average pressure in December: 1013.4mbar

The month with the highest atmospheric pressure is October (1016.5mbar).
The months with the lowest atmospheric pressure are November and December (1013.4mbar).

Average wind speed in December
Grzybniczka, Poland
  • Average wind speed in December: 15.8km/h

The windiest month (with the highest average wind speed) is December (15.8km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).

Average humidity in December
Grzybniczka, Poland
  • Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is April (70%).

Average rainfall in December
Grzybniczka, Poland
  • Average rainfall in December: 33mm

The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in December
Grzybniczka, Poland
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (9.2 days).

Average snowfall in December
Grzybniczka, Poland
  • Average snowfall in December: 39mm

The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in December
Grzybniczka, Poland
  • Average snowfall days in December: 7.2 days

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Grzybniczka, Poland
  • Average daylight in December: 7h and 3min

The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in December
Grzybniczka, Poland
  • Average sunshine days in December: 12.7 days

The month with the most sunshine days is September (17.5 days).
The months with the least sunshine days are February and December (12.7 days).

Average UV index in December
Grzybniczka, Poland
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in December
Grzybniczka, Poland
  • Average cloud cover in December: 73

The months with the most cloud cover are January and December (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Grzybniczka, Poland
  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).

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