December weather forecastSydzyna, Poland
December
Weather in December
The first month of the winter, December, is also a wintry month in Sydzyna, Poland, with an average temperature varying between 2.3°C (36.1°F) and -1.6°C (29.1°F).Temperature
With December's arrival, Sydzyna sees a decrease in average high-temperatures, moving from a chilly 8.1°C (46.6°F) in November to an icy 2.3°C (36.1°F). Sydzyna sees a gentle drop from the daily peak temperature in December, with an average low settling at a freezing cold -1.6°C (29.1°F).Humidity
In Sydzyna, the average relative humidity in December is 86%.Rainfall
In Sydzyna, in December, during 10.1 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Sydzyna, during the entire year, the rain falls for 133.5 days and collects up to 292mm (11.5") of precipitation.Snowfall
January through April, October through December are months with snowfall. In Sydzyna, in December, snow falls for 9.4 days, with typically accumulated 47mm (1.85") of snow. In Sydzyna, during the entire year, snow falls for 43.4 days and aggregates up to 199mm (7.83") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of December in Sydzyna, sunrise is at 07:14 and sunset at 15:34. On the last day of the month, sunrise is at 07:35 and sunset at 15:41 CET.
Sunshine
In December, the average sunshine is 3.7h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sydzyna, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (0.2°C).
- Average low temperature in December: -1.6°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in December
Sydzyna, Poland
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Sydzyna, Poland
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Sydzyna, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Sydzyna, Poland
- Average rainfall in December: 20mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is March (14mm).
Average rainfall days in December
Sydzyna, Poland
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in December
Sydzyna, Poland
- Average snowfall in December: 47mm
The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Sydzyna, Poland
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sydzyna, Poland
- Average daylight in December: 8h and 6min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in December
Sydzyna, Poland
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Sydzyna, 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
Sydzyna, Poland
- Average cloud cover in December: 64
The months with the most cloud cover are January and February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Sydzyna, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).





