December weather forecastCierznie, Poland
December weather for Cierznie, Poland: In Cierznie, during December, snow falls for 11.5 days and regularly aggregates up to 84mm (3.31") of snow. In Cierznie, in December, snow falls for 11.5 days, with typically accumulated 84mm (3.31") of snow.
December
Weather in December
The first month of the winter, December, is still a cold month in Cierznie, Poland, with an average temperature ranging between max 2.2°C (36°F) and min -1°C (30.2°F).Temperature
In Cierznie, the average high-temperature in December gently drops from a chilly 6.5°C (43.7°F) in November to an icy 2.2°C (36°F). Recording a slight decline in temperature during the nights, Cierznie's December temperatures average at a freezing cold -1°C (30.2°F).Humidity
January and December, with an average relative humidity of 90%, are the most humid months in Cierznie.Rainfall
In December, in Cierznie, Poland, the rain falls for 14.9 days. Throughout December, 45mm (1.77") of precipitation is accumulated. Throughout the year, in Cierznie, there are 182 rainfall days, and 532mm (20.94") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Cierznie, during December, snow falls for 11.5 days and regularly aggregates up to 84mm (3.31") of snow. In Cierznie, during the entire year, snow falls for 54.8 days and aggregates up to 398mm (15.67") of snow.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year in Cierznie.On the first day of December, sunrise is at 07:45 and sunset at 15:36. On the last day of the month, sunrise is at 08:08 and sunset at 15:41 CET.
Sunshine
In Cierznie, the average sunshine in December is 2.8h.UV index
The months with the lowest UV index are January, November and 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, 1 in December, converts into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cierznie, Poland
- Average high temperature in December: 2.2°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in December
Cierznie, Poland
- Average pressure in December: 1013.9mbar
The month with the highest atmospheric pressure is October (1016.8mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in December
Cierznie, Poland
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Cierznie, Poland
- Average humidity in December: 90%
The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is April (69%).
Average rainfall in December
Cierznie, Poland
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Cierznie, Poland
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (10.2 days).
Average snowfall in December
Cierznie, Poland
- Average snowfall in December: 84mm
The month with the highest snowfall is January (142mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Cierznie, Poland
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cierznie, Poland
- Average daylight in December: 7h and 36min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 2h and 48min
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 36min).
Average sunshine days in December
Cierznie, Poland
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is April (13.7 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in December
Cierznie, 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
Cierznie, Poland
- Average cloud cover in December: 74
The months with the most cloud cover are January and December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Cierznie, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).





