December weather forecastCiesznów, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Ciesznów, Poland, with an average temperature varying between 2.8°C (37°F) and -1°C (30.2°F).Temperature
December is characterized by a reduction in the average high-temperature, from a frosty 8.6°C (47.5°F) in November to a wintry 2.8°C (37°F). During December, Ciesznów perceives a slight decrease in temperature from daytime highs, settling at an average low of -1°C (30.2°F).Humidity
In Ciesznów, the average relative humidity in December is 83%.Rainfall
In Ciesznów, Poland, during December, the rain falls for 10 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 151.3 rainfall days, and 430mm (16.93") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Ciesznów. In Ciesznów, in December, snow falls for 8 days, with typically accumulated 59mm (2.32") of snow. In Ciesznów, during the entire year, snow falls for 38.3 days and aggregates up to 271mm (10.67") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 6min of daylight.On the first day of December in Ciesznów, sunrise is at 07:26 and sunset at 15:48. On the last day of the month, sunrise is at 07:47 and sunset at 15:55 CET.
Sunshine
In December, the average sunshine is 4.3h.UV index
December is the month with the lowest UV index in Ciesznów, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ciesznów, Poland
- Average high temperature in December: 2.8°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 (0.8°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.2°C).
Average pressure in December
Ciesznów, Poland
- Average pressure in December: 1018.2mbar
The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in December
Ciesznów, Poland
- Average wind speed in December: 14.2km/h
The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Ciesznów, 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 (65%).
Average rainfall in December
Ciesznów, Poland
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is November (20mm).
Average rainfall days in December
Ciesznów, Poland
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is June (18.1 days).
The months with the least rainy days are January and February (8.7 days).
Average snowfall in December
Ciesznów, Poland
- Average snowfall in December: 59mm
The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Ciesznów, Poland
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ciesznów, Poland
- Average daylight in December: 8h and 6min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Ciesznów, Poland
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in December
Ciesznów, 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
Ciesznów, Poland
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Ciesznów, Poland
- Average visibility in December: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January and February (8km).
