December weather forecastKierwik, Poland
December
Weather in December
December, the first month of the winter in Kierwik, is also an icy month, with temperature in the range of an average low of -2.4°C (27.7°F) and an average high of 1.2°C (34.2°F).Temperature
The shift from November to December includes a small decrease in the average high-temperature, from 5.7°C (42.3°F) to a still cold 1.2°C (34.2°F). Kierwik reports an average low temperature of -2.4°C (27.7°F) in December, a minor decrease from the day's highs.Humidity
In Kierwik, the average relative humidity in December is 89%.Rainfall
In Kierwik, in December, during 12.7 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, there are 148.5 rainfall days, and 382mm (15.04") of precipitation is accumulated.Snowfall
Months with snowfall in Kierwik are January through May, October through December. In Kierwik, in December, during 12 snowfall days, 103mm (4.06") of snow is typically accumulated. Throughout the year, in Kierwik, there are 61.6 snowfall days, and 505mm (19.88") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 07:28 and sunset at 15:18. On the last day of December, in Kierwik, Poland, sunrise is at 07:51 and sunset at 15:24 CET.
Sunshine
The average sunshine in December is 2.9h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Kierwik, Poland
- Average high temperature in December: 1.2°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in December
Kierwik, Poland
- Average pressure in December: 1014.6mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in December
Kierwik, Poland
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in December
Kierwik, Poland
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (70%).
Average rainfall in December
Kierwik, Poland
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is May (48mm).
The driest months (with the least rainfall) are April and September (23mm).
Average rainfall days in December
Kierwik, Poland
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Kierwik, Poland
- Average snowfall in December: 103mm
The month with the highest snowfall is January (166mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kierwik, Poland
- Average snowfall days in December: 12 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kierwik, Poland
- Average daylight in December: 7h and 36min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 2h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).
Average sunshine days in December
Kierwik, Poland
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is January (8 days).
Average UV index in December
Kierwik, 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 January, November and December (UV index 1).
Average cloud cover in December
Kierwik, Poland
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Kierwik, Poland
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).





