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
The arrival of December corresponds with a temperature reduction, down from November's frosty 7.8°C (46°F) to a cold 2.2°C (36°F). The temperature in Bystrojowice during December nights demonstrates a small drop from the daytime highs, settling to an average of -1.5°C (29.3°F).Humidity
In Bystrojowice, the average relative humidity in December is 86%.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 37mm (1.46") of precipitation is accumulated. Throughout the year, there are 142.2 rainfall days, and 417mm (16.42") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In December, in Bystrojowice, it is snowing for 12.3 days. Throughout December, 95mm (3.74") of snow is accumulated. Throughout the year, there are 55.6 snowfall days, and 467mm (18.39") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Bystrojowice.On the first day of the month, sunrise is at 07:13 and sunset at 15:31. On the last day of December, in Bystrojowice, sunrise is at 07:35 and sunset at 15:38 CET.
Sunshine
In Bystrojowice, the average sunshine in December is 3.5h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Bystrojowice. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Bystrojowice in December?
What is the average humidity in December in Bystrojowice?
How much does it rain in Bystrojowice in December?
How much does it snow in Bystrojowice in December?
What is the month with the shortest days in Bystrojowice?
How many hours of daylight does Bystrojowice have in December?
What time are sunrise and sunset in December in Bystrojowice?
How long on average sun shines in December in Bystrojowice?
When is the lowest UV index in Bystrojowice?
What is the UV index intensity in December in Bystrojowice?
Average temperature in December
Bystrojowice, Poland
- Average high temperature in December: 2.2°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 (0.2°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 (-3.9°C).
Average pressure in December
Bystrojowice, Poland
- Average pressure in December: 1017.8mbar
The month with the highest atmospheric pressure is October (1018.9mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in December
Bystrojowice, Poland
- Average wind speed in December: 12.3km/h
The windiest month (with the highest average wind speed) is December (12.3km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Bystrojowice, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Bystrojowice, Poland
- Average rainfall in December: 37mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in December
Bystrojowice, Poland
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Bystrojowice, Poland
- Average snowfall in December: 95mm
The month with the highest snowfall is January (144mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Bystrojowice, Poland
- Average snowfall days in December: 12.3 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bystrojowice, Poland
- Average daylight in December: 8h and 1min
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: 3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 0min).
Average sunshine days in December
Bystrojowice, Poland
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is January (9 days).
Average UV index in December
Bystrojowice, 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
Bystrojowice, Poland
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Bystrojowice, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January and February (7km).
Bystrojowice, Poland
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