December weather forecastKarniszewo, Poland
December
Weather in December
December, the first month of the winter in Karniszewo, is still a cold month, with an average temperature ranging between min -1°C (30.2°F) and max 2.7°C (36.9°F).Temperature
December signals a slight drop in average high-temperature, sliding from November's frosty 7.5°C (45.5°F) to a wintry 2.7°C (36.9°F). During December, the nighttime temperatures align closely with the daytime averages, measuring a subzero cold -1°C (30.2°F).Humidity
In Karniszewo, the average relative humidity in December is 88%.Rainfall
In Karniszewo, Poland, in December, it is raining for 11.5 days, with typically 31mm (1.22") of accumulated precipitation. Throughout the year, there are 130.5 rainfall days, and 345mm (13.58") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Karniszewo, in December, snow falls for 8.8 days, with typically accumulated 53mm (2.09") of snow. In Karniszewo, during the entire year, snow falls for 44.2 days and aggregates up to 269mm (10.59") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 42min of daylight.On the first day of December in Karniszewo, sunrise is at 07:39 and sunset at 15:39. On the last day of the month, sunrise is at 08:01 and sunset at 15:45 CET.
Sunshine
The average sunshine in December in Karniszewo is 3h.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Karniszewo, Poland
- Average high temperature in December: 2.7°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in December
Karniszewo, Poland
- Average pressure in December: 1015.6mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in December
Karniszewo, Poland
- Average wind speed in December: 16.6km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in December
Karniszewo, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Karniszewo, Poland
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in December
Karniszewo, Poland
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is September (7.2 days).
Average snowfall in December
Karniszewo, Poland
- Average snowfall in December: 53mm
The month with the highest snowfall is January (99mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Karniszewo, Poland
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Karniszewo, Poland
- Average daylight in December: 7h and 42min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Karniszewo, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is September (21.7 days).
The month with the least sunshine days is January (9.8 days).
Average UV index in December
Karniszewo, 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 November and December (UV index 1).
Average cloud cover in December
Karniszewo, Poland
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Karniszewo, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).





