Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a frosty 7.9°C (46.2°F) to a cold 3.1°C (37.6°F). Nights in December in Boleslawiec showcase an average temperature of -0.6°C (30.9°F), slightly cooler than the daytime.Humidity
In December, the average relative humidity is 86%.Rainfall
In Boleslawiec, during December, the rain falls for 13.2 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, in Boleslawiec, there are 170.7 rainfall days, and 502mm (19.76") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Boleslawiec, Poland, in December, snow falls for 9.7 days, with typically accumulated 110mm (4.33") of snow. In Boleslawiec, during the entire year, snow falls for 50.8 days and aggregates up to 539mm (21.22") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 0min of daylight.On the first day of December in Boleslawiec, sunrise is at 07:40 and sunset at 15:53. On the last day of the month, sunrise is at 08:02 and sunset at 15:59 CET.
Sunshine
The average sunshine in December is 3.9h.UV index
The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Boleslawiec in December?
What is the average humidity in December in Boleslawiec?
How much does it rain in Boleslawiec in December?
How many days does it snow in December in Boleslawiec?
What is the month with the shortest days in Boleslawiec?
How many hours of daylight does Boleslawiec have in December?
What time are sunrise and sunset in December in Boleslawiec?
How long on average sun shines in December in Boleslawiec?
What is the UV index intensity in December in Boleslawiec?
Average temperature in December
Boleslawiec, Poland
- Average high temperature in December: 3.1°C
The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (1.3°C).
- Average low temperature in December: -0.6°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in December
Boleslawiec, Poland
- Average pressure in December: 1017mbar
The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in December
Boleslawiec, Poland
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in December
Boleslawiec, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Boleslawiec, Poland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is May (65mm).
The driest months (with the least rainfall) are April and November (27mm).
Average rainfall days in December
Boleslawiec, Poland
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in December
Boleslawiec, Poland
- Average snowfall in December: 110mm
The month with the highest snowfall is January (169mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Boleslawiec, Poland
- Average snowfall days in December: 9.7 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Boleslawiec, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Boleslawiec, Poland
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is January (8 days).
Average UV index in December
Boleslawiec, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Boleslawiec, Poland
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Boleslawiec, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
Boleslawiec, Poland
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