December weather forecastJerzyn, Poland
December
Weather in December
December, the first month of the winter in Jerzyn, is also a wintry month, with an average temperature fluctuating between -1°C (30.2°F) and 2.7°C (36.9°F).Temperature
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's frosty 7.5°C (45.5°F) to an icy 2.7°C (36.9°F). Throughout the nights in December, Jerzyn notes an average low of -1°C (30.2°F), a small dip from the daytime peak.Humidity
In Jerzyn, the average relative humidity in December is 88%.Rainfall
In Jerzyn, in December, during 11.5 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, in Jerzyn, there are 130.5 rainfall days, and 345mm (13.58") of precipitation is accumulated.Snowfall
Months with snowfall in Jerzyn are January through May, October through December. In Jerzyn, during December, snow falls for 8.8 days and regularly aggregates up to 53mm (2.09") of snow. In Jerzyn, during the entire year, snow falls for 44.2 days and aggregates up to 269mm (10.59") of snow.Daylight
December has the shortest days of the year in Jerzyn, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 07:39 and sunset at 15:40. On the last day of December, sunrise is at 08:01 and sunset at 15:46 CET.
Sunshine
In December, the average sunshine in Jerzyn is 3h.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jerzyn, Poland
- Average high temperature in December: 2.7°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in December
Jerzyn, Poland
- Average pressure in December: 1015.6mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in December
Jerzyn, Poland
- Average wind speed in December: 16.6km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in December
Jerzyn, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Jerzyn, Poland
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in December
Jerzyn, Poland
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is September (7.2 days).
Average snowfall in December
Jerzyn, Poland
- Average snowfall in December: 53mm
The month with the highest snowfall is January (99mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jerzyn, Poland
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jerzyn, Poland
- Average daylight in December: 7h and 48min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Jerzyn, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is September (21.7 days).
The month with the least sunshine days is January (9.8 days).
Average UV index in December
Jerzyn, 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 November and December (UV index 1).
Average cloud cover in December
Jerzyn, Poland
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Jerzyn, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).





