December weather forecastGniewków, Poland
December
Weather in December
The first month of the winter, December, is also a wintry month in Gniewków, Poland, with temperature in the range of an average high of 3.5°C (38.3°F) and an average low of -0.5°C (31.1°F).Temperature
The onset of December brings a small shift in high-temperatures, falling from a chilly 8.3°C (46.9°F) in November to an icy 3.5°C (38.3°F). The nighttime temperature in Gniewków demonstrates a marginal decline, averaging at a subzero cold -0.5°C (31.1°F) during December.Humidity
The average relative humidity in December in Gniewków, Poland, is 84%.Rainfall
In Gniewków, in December, during 10.7 rainfall days, 26mm (1.02") of precipitation is typically accumulated. In Gniewków, during the entire year, the rain falls for 150.5 days and collects up to 383mm (15.08") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Gniewków, Poland, during December, snow falls for 7.5 days and regularly aggregates up to 61mm (2.4") of snow. In Gniewków, during the entire year, snow falls for 36.5 days and aggregates up to 286mm (11.26") of snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year in Gniewków.On the first day of December, sunrise is at 07:36 and sunset at 15:51. On the last day of the month, sunrise is at 07:58 and sunset at 15:58 CET.
Sunshine
In December, the average sunshine is 4.2h.UV index
In Gniewków, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gniewków, Poland
- Average high temperature in December: 3.5°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 (1.3°C).
- Average low temperature in December: -0.5°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).
Average pressure in December
Gniewków, Poland
- Average pressure in December: 1017.1mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in December
Gniewków, 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 (10km/h).
Average humidity in December
Gniewków, Poland
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Gniewków, Poland
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is November (19mm).
Average rainfall days in December
Gniewków, Poland
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Gniewków, Poland
- Average snowfall in December: 61mm
The month with the highest snowfall is January (97mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Gniewków, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gniewków, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Gniewków, Poland
- Average sunshine days in December: 13.8 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in December
Gniewków, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Gniewków, Poland
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Gniewków, Poland
- Average visibility in December: 8km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February and December (8km).





