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
December
Weather in December
Temperature
In December, the average high-temperature decreases from a frosty 6.9°C (44.4°F) in November to a cold 1.6°C (34.9°F). Bystrzyca Stara, during the nights of December, averages a temperature close to its daytime high, at a freezing cold -1.7°C (28.9°F).Humidity
In Bystrzyca Stara, the average relative humidity in December is 88%.Rainfall
In Bystrzyca Stara, in December, it is raining for 11.1 days, with typically 41mm (1.61") of accumulated precipitation. In Bystrzyca Stara, Poland, during the entire year, the rain falls for 165.9 days and collects up to 534mm (21.02") of precipitation.Snowfall
Months with snowfall in Bystrzyca Stara are January through April, October through December. In December, it is snowing for 13.8 days. Throughout December, 123mm (4.84") of snow is accumulated. Throughout the year, in Bystrzyca Stara, there are 63.3 snowfall days, and 554mm (21.81") of snow is accumulated.Daylight
December has the shortest days of the year in Bystrzyca Stara, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 07:12 and sunset at 15:26. On the last day of December, in Bystrzyca Stara, sunrise is at 07:33 and sunset at 15:33 CET.
Sunshine
The average sunshine in December in Bystrzyca Stara is 3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Bystrzyca Stara, Poland. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 1 in December leads to these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Bystrzyca Stara in December?
What is the average humidity in December in Bystrzyca Stara?
How many days does it rain in December in Bystrzyca Stara?
How much does it snow in Bystrzyca Stara in December?
What is the month with the shortest days in Bystrzyca Stara?
How many hours of daylight does Bystrzyca Stara have in December?
What time are sunrise and sunset in December in Bystrzyca Stara?
How long on average sun shines in December in Bystrzyca Stara?
When is the lowest UV index in Bystrzyca Stara?
How high is the UV index in December in Bystrzyca Stara?
Average temperature in December
Bystrzyca Stara, Poland
- Average high temperature in December: 1.6°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in December: -1.7°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 (-4.3°C).
Average pressure in December
Bystrzyca Stara, Poland
- Average pressure in December: 1017.2mbar
The month with the highest atmospheric pressure is October (1018.8mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in December
Bystrzyca Stara, Poland
- Average wind speed in December: 13.4km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Bystrzyca Stara, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Bystrzyca Stara, Poland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is May (75mm).
The driest month (with the least rainfall) is November (26mm).
Average rainfall days in December
Bystrzyca Stara, Poland
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Bystrzyca Stara, Poland
- Average snowfall in December: 123mm
The month with the highest snowfall is January (177mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Bystrzyca Stara, Poland
- Average snowfall days in December: 13.8 days
The month with the highest number of snowfall days is January (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bystrzyca Stara, 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 0min
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 30min).
Average sunshine days in December
Bystrzyca Stara, Poland
- Average sunshine days in December: 7.7 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is July (7.6 days).
Average UV index in December
Bystrzyca Stara, Poland
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Bystrzyca Stara, Poland
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Bystrzyca Stara, Poland
- Average visibility in December: 7km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
