December weather forecastSławiny, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Sławiny, Poland, with an average temperature ranging between max 2.3°C (36.1°F) and min -1.5°C (29.3°F).Temperature
Sławiny's weather changes with the onset of December, slightly falling from a frosty 7.5°C (45.5°F) in November to a wintry 2.3°C (36.1°F). Sławiny, in December, registers an average low temperature of -1.5°C (29.3°F), showing a minute reduction from daily highs.Humidity
In Sławiny, the average relative humidity in December is 87%.Rainfall
In Sławiny, in December, during 10 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Sławiny, during the entire year, the rain falls for 144.9 days and collects up to 428mm (16.85") of precipitation.Snowfall
Months with snowfall in Sławiny are January through April, October through December. In December, it is snowing for 9.4 days. Throughout December, 64mm (2.52") of snow is accumulated. Throughout the year, there are 47.7 snowfall days, and 364mm (14.33") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of December in Sławiny, sunrise is at 07:18 and sunset at 15:26. On the last day of the month, sunrise is at 07:40 and sunset at 15:32 CET.
Sunshine
In Sławiny, the average sunshine in December is 3.3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sławiny, Poland. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, an average UV index of 1 transforms into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sławiny, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (25.5°C).
The month with the lowest average high temperature is January (-0.4°C).
- Average low temperature in December: -1.5°C
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Sławiny, Poland
- Average pressure in December: 1016.9mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in December
Sławiny, Poland
- Average wind speed in December: 12.8km/h
The windiest month (with the highest average wind speed) is December (12.8km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in December
Sławiny, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Sławiny, Poland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is May (64mm).
The driest month (with the least rainfall) is November (23mm).
Average rainfall days in December
Sławiny, Poland
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in December
Sławiny, Poland
- Average snowfall in December: 64mm
The month with the highest snowfall is January (125mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Sławiny, Poland
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sławiny, Poland
- Average daylight in December: 7h and 54min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Sławiny, Poland
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in December
Sławiny, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Sławiny, Poland
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Sławiny, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
