December weather forecastGrębocice, Poland
December
Weather in December
December, the first month of the winter in Grębocice, is also a wintry month, with an average temperature varying between 3.5°C (38.3°F) and -0.1°C (31.8°F).Temperature
December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a chilly 8.4°C (47.1°F) in November to an icy 3.5°C (38.3°F). Grębocice marks an average drop to a freezing cold -0.1°C (31.8°F) during nighttime in December, following the high of the day.Humidity
In Grębocice, the average relative humidity in December is 86%.Rainfall
In Grębocice, in December, it is raining for 11 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, there are 136.5 rainfall days, and 329mm (12.95") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Grębocice, in December, snow falls for 5.5 days, with typically accumulated 50mm (1.97") of snow. Throughout the year, there are 24.5 snowfall days, and 187mm (7.36") of snow is accumulated.Daylight
The month with the shortest days in Grębocice, Poland, is December, with an average of 7h and 54min of daylight.On the first day of December, sunrise is at 07:39 and sunset at 15:49. On the last day of the month, sunrise is at 08:01 and sunset at 15:55 CET.
Sunshine
The average sunshine in December is 3.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grębocice. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grębocice, Poland
- Average high temperature in December: 3.5°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (1.6°C).
- Average low temperature in December: -0.1°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 (-2.3°C).
Average pressure in December
Grębocice, Poland
- Average pressure in December: 1016.6mbar
The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1014.4mbar).
Average wind speed in December
Grębocice, Poland
- Average wind speed in December: 13.3km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).
Average humidity in December
Grębocice, 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 (65%).
Average rainfall in December
Grębocice, Poland
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Grębocice, Poland
- Average rainfall days in December: 11 days
The months with the highest number of rainy days are June and July (15.8 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in December
Grębocice, Poland
- Average snowfall in December: 50mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Grębocice, Poland
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Grębocice, 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 42min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Grębocice, Poland
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (12.9 days).
Average UV index in December
Grębocice, Poland
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Grębocice, Poland
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Grębocice, Poland
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (7km).





