December weather forecastByszewy, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Byszewy, Poland, with an average temperature ranging between max 2.4°C (36.3°F) and min -0.9°C (30.4°F).Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to a cold 2.4°C (36.3°F) from a chilly 7.5°C (45.5°F). Byszewy's nocturnal December readings average at a freezing cold -0.9°C (30.4°F), showing little variation from the daytime temperatures.Humidity
In Byszewy, the average relative humidity in December is 86%.Rainfall
In Byszewy, in December, during 10.9 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Byszewy, during the entire year, the rain falls for 160.2 days and collects up to 467mm (18.39") of precipitation.Snowfall
January through May, October through December are months with snowfall in Byszewy. In Byszewy, in December, during 12 snowfall days, 95mm (3.74") of snow is typically accumulated. Throughout the year, there are 52.3 snowfall days, and 423mm (16.65") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of December in Byszewy, sunrise is at 07:26 and sunset at 15:34. On the last day of the month, sunrise is at 07:48 and sunset at 15:40 CET.
Sunshine
In December, the average sunshine is 3.4h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Byszewy. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Byszewy, Poland
- Average high temperature in December: 2.4°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (0.1°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in December
Byszewy, Poland
- Average pressure in December: 1016.6mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).
Average wind speed in December
Byszewy, Poland
- Average wind speed in December: 15.4km/h
The windiest month (with the highest average wind speed) is December (15.4km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in December
Byszewy, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Byszewy, Poland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is June (60mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Byszewy, Poland
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Byszewy, Poland
- Average snowfall in December: 95mm
The month with the highest snowfall is January (133mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Byszewy, Poland
- Average snowfall days in December: 12 days
The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Byszewy, 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 24min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Byszewy, Poland
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in December
Byszewy, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Byszewy, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Byszewy, 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).





