December weather forecastGlanów, Poland
December
Weather in December
December, the first month of the winter in Glanów, is also a wintry month, with an average temperature varying between 2°C (35.6°F) and -1.7°C (28.9°F).Temperature
The start of December comes with a reduction in the average high-temperature, receding from a chilly 7.8°C (46°F) in November to a cold 2°C (35.6°F). Glanów nights in December witness a mild cool down to an average temperature of -1.7°C (28.9°F).Humidity
In Glanów, Poland, the average relative humidity in December is 86%.Rainfall
In Glanów, during December, the rain falls for 11 days and regularly aggregates up to 42mm (1.65") of precipitation. In Glanów, during the entire year, the rain falls for 169.4 days and collects up to 571mm (22.48") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Glanów, Poland, in December, snow falls for 14.1 days, with typically accumulated 157mm (6.18") of snow. Throughout the year, there are 66.3 snowfall days, and 663mm (26.1") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:19 and sunset at 15:40. On the last day of the month, sunrise is at 07:40 and sunset at 15:47 CET.
Sunshine
In December, the average sunshine in Glanów is 4h.UV index
The month with the lowest UV index in Glanów is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Glanów, Poland
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).
Average pressure in December
Glanów, Poland
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in December
Glanów, Poland
- Average wind speed in December: 14.6km/h
The windiest month (with the highest average wind speed) is December (14.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Glanów, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (69%).
Average rainfall in December
Glanów, Poland
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is May (83mm).
The driest month (with the least rainfall) is November (29mm).
Average rainfall days in December
Glanów, Poland
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is June (21.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Glanów, Poland
- Average snowfall in December: 157mm
The month with the highest snowfall is January (200mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Glanów, Poland
- Average snowfall days in December: 14.1 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Glanów, Poland
- Average daylight in December: 8h and 6min
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 0min
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 6min).
Average sunshine days in December
Glanów, Poland
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is August (15.3 days).
The month with the least sunshine days is June (6 days).
Average UV index in December
Glanów, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Glanów, Poland
- Average cloud cover in December: 62
The months with the most cloud cover are January and February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Glanów, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).





