December weather forecastDerlacz, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Derlacz, Poland, with an average temperature fluctuating between -1.4°C (29.5°F) and 2°C (35.6°F).Temperature
The arrival of December correlates with a minor temperature reduction, down from November's frosty 6.9°C (44.4°F) to a cold 2°C (35.6°F). December's average low-temperature is a freezing cold -1.4°C (29.5°F), reflecting a minor difference from the day's peak temperatures.Humidity
In Derlacz, Poland, the average relative humidity in December is 87%.Rainfall
In Derlacz, during December, the rain falls for 9.5 days and regularly aggregates up to 25mm (0.98") of precipitation. In Derlacz, during the entire year, the rain falls for 122.8 days and collects up to 300mm (11.81") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Derlacz, in December, snow falls for 7 days, with typically accumulated 39mm (1.54") of snow. Throughout the year, there are 33.5 snowfall days, and 229mm (9.02") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 48min of daylight.On the first day of December in Derlacz, sunrise is at 07:24 and sunset at 15:26. On the last day of the month, sunrise is at 07:46 and sunset at 15:32 CET.
Sunshine
The average sunshine in December is 3.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 1 in December leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Derlacz, Poland
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (-0.4°C).
- Average low temperature in December: -1.4°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Derlacz, Poland
- Average pressure in December: 1016mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in December
Derlacz, Poland
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Derlacz, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Derlacz, Poland
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is May (47mm).
The driest months (with the least rainfall) are April and November (15mm).
Average rainfall days in December
Derlacz, Poland
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Derlacz, Poland
- Average snowfall in December: 39mm
The month with the highest snowfall is January (80mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Derlacz, Poland
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Derlacz, 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 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Derlacz, Poland
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (14.2 days).
Average UV index in December
Derlacz, 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 January and December (UV index 1).
Average cloud cover in December
Derlacz, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Derlacz, 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).





