December weather forecastKoperniki, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Koperniki, Poland, with an average temperature varying between 2.9°C (37.2°F) and -1.3°C (29.7°F).Temperature
The transition into December involves a decrease in the average high-temperature, falling from a chilly 8.4°C (47.1°F) in November to a cold 2.9°C (37.2°F). December's average low-temperature in Koperniki is a freezing cold -1.3°C (29.7°F), reflecting a minor difference from the day's peak temperatures.Humidity
In December, the average relative humidity in Koperniki is 83%.Rainfall
In Koperniki, in December, during 7.5 rainfall days, 16mm (0.63") of precipitation is typically accumulated. Throughout the year, in Koperniki, there are 124 rainfall days, and 320mm (12.6") of precipitation is accumulated.Snowfall
Months with snowfall in Koperniki are January through May, October through December. In Koperniki, during December, snow falls for 5.5 days and regularly aggregates up to 30mm (1.18") of snow. In Koperniki, Poland, during the entire year, snow falls for 30 days and aggregates up to 190mm (7.48") of snow.Daylight
December has the shortest days of the year in Koperniki, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 07:29 and sunset at 15:50. On the last day of December, in Koperniki, sunrise is at 07:51 and sunset at 15:57 CET.
Sunshine
In December, the average sunshine in Koperniki is 4.6h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Koperniki, Poland
- Average high temperature in December: 2.9°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -1.3°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in December
Koperniki, Poland
- Average pressure in December: 1018mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.7mbar).
Average wind speed in December
Koperniki, Poland
- Average wind speed in December: 14.7km/h
The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in December
Koperniki, Poland
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Koperniki, Poland
- Average rainfall in December: 16mm
The wettest month (with the highest rainfall) is July (47mm).
The driest months (with the least rainfall) are March and November (15mm).
Average rainfall days in December
Koperniki, Poland
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Koperniki, Poland
- Average snowfall in December: 30mm
The month with the highest snowfall is January (65mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Koperniki, Poland
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Koperniki, 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: 4h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Koperniki, Poland
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is July (12 days).
Average UV index in December
Koperniki, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Koperniki, Poland
- Average cloud cover in December: 53
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Koperniki, Poland
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January and February (8km).
