December weather forecastGrzybki, Poland

December

Weather in December

The first month of the winter, December, is still a cold month in Grzybki, Poland, with temperature in the range of an average low of -0.5°C (31.1°F) and an average high of 2.8°C (37°F).

Temperature

A decrease in the average high-temperature is observed during December, shifting from a frosty 7.9°C (46.2°F) in November to an icy 2.8°C (37°F). Grzybki notes a consistent average low-temperature of -0.5°C (31.1°F) during December nights.

Humidity

The average relative humidity in December is 86%.

Rainfall

In Grzybki, during December, the rain falls for 12.5 days and regularly aggregates up to 34mm (1.34") of precipitation. In Grzybki, during the entire year, the rain falls for 163.4 days and collects up to 454mm (17.87") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Grzybki. In Grzybki, in December, snow falls for 10 days, with typically accumulated 69mm (2.72") of snow. In Grzybki, during the entire year, snow falls for 46.9 days and aggregates up to 333mm (13.11") of snow.

Daylight

With an average of 7h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:30 and sunset at 15:39. On the last day of the month, sunrise is at 07:52 and sunset at 15:45 CET.

Sunshine

In December, the average sunshine in Grzybki is 3.4h.

UV index

The months with the lowest UV index in Grzybki are November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

During December, Grzybki experiences an average high-temperature of 2.8°C (37°F) and a low-temperature of -0.5°C (31.1°F).

In Grzybki, the average relative humidity in December is 86%.

In Grzybki, during December, the rain falls for 12.5 days and regularly aggregates up to 34mm (1.34") of precipitation.

In Grzybki, Poland, in December, during 10 snowfall days, 69mm (2.72") of snow is typically accumulated.

December has the shortest days of the year in Grzybki, Poland, with an average of 7h and 54min of daylight.

In Grzybki, Poland, the average day length in December is 7h and 53min.

On the first day of December, sunrise is at 07:30 and sunset at 15:39. On the last day of the month, sunrise is at 07:52 and sunset at 15:45 CET.

In December, the average sunshine duration in Grzybki, Poland, is 3.4h.

November and December, with an average maximum UV index of 1, are months with the lowest UV index in Grzybki.

In December, the average daily maximum UV index in Grzybki is 1. A UV Index 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
Grzybki, Poland

  • Average high temperature in December: 2.8°C

The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in December: -0.5°C

The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

Average pressure in December
Grzybki, Poland

  • Average pressure in December: 1016.8mbar

The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1014mbar).

Average wind speed in December
Grzybki, Poland

  • Average wind speed in December: 14.8km/h

The windiest month (with the highest average wind speed) is December (14.8km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in December
Grzybki, 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 (64%).

Average rainfall in December
Grzybki, Poland

  • Average rainfall in December: 34mm

The wettest months (with the highest rainfall) are May and June (57mm).
The driest month (with the least rainfall) is April (21mm).

Average rainfall days in December
Grzybki, Poland

  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (9.7 days).

Average snowfall in December
Grzybki, Poland

  • Average snowfall in December: 69mm

The month with the highest snowfall is January (110mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Grzybki, Poland

  • Average snowfall days in December: 10 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Grzybki, 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 24min

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 6min).

Average sunshine days in December
Grzybki, Poland

  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is June (8.7 days).

Average UV index in December
Grzybki, 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 November and December (UV index 1).

Average cloud cover in December
Grzybki, Poland

  • Average cloud cover in December: 67

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Grzybki, 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).