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
The beginning of December marks a decrease in the average high-temperature, transitioning from a cold 5.9°C (42.6°F) in November to a still wintry 0°C (32°F). Stare Bystre records an average temperature drop to a freezing cold -5.4°C (22.3°F) in December.Humidity
The average relative humidity in December in Stare Bystre, Poland, is 90%.Rainfall
In Stare Bystre, during December, the rain falls for 4.5 days and regularly aggregates up to 51mm (2.01") of precipitation. In Stare Bystre, during the entire year, the rain falls for 151.1 days and collects up to 724mm (28.5") of precipitation.Snowfall
Months with snowfall in Stare Bystre are January through May, September through December. The month with the most snowfall is December, when snow falls for 12.9 days and typically aggregates up to 350mm (13.78") of snow.Daylight
The month with the shortest days in Stare Bystre is December, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 07:15 and sunset at 15:43. On the last day of December, sunrise is at 07:36 and sunset at 15:50 CET.
Sunshine
The average sunshine in December in Stare Bystre is 4h.UV index
The months with the lowest UV index are February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. 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 prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Stare Bystre?
What is the average humidity in December in Stare Bystre?
How many days does it rain in December in Stare Bystre?
When does it snow the most in Stare Bystre?
How many days does it snow in December in Stare Bystre?
What is the month with the shortest days in Stare Bystre?
What is the average length of the day in December in Stare Bystre?
When are sunrise and sunset in December in Stare Bystre?
How long on average sun shines in December in Stare Bystre?
What are the months with the lowest UV index in Stare Bystre?
What is the UV index intensity in December in Stare Bystre?
Average temperature in December
Stare Bystre, Poland
- Average high temperature in December: 0°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in December: -5.4°C
The month with the highest average low temperature is August (10.3°C).
The coldest month (with the lowest average low temperature) is January (-7.4°C).
Average pressure in December
Stare Bystre, Poland
- Average pressure in December: 1019.3mbar
The month with the highest atmospheric pressure is December (1019.3mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in December
Stare Bystre, Poland
- Average wind speed in December: 9.9km/h
The windiest month (with the highest average wind speed) is December (9.9km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in December
Stare Bystre, Poland
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Stare Bystre, Poland
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is May (120mm).
The driest month (with the least rainfall) is January (32mm).
Average rainfall days in December
Stare Bystre, Poland
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is June (23.6 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in December
Stare Bystre, Poland
- Average snowfall in December: 350mm
The month with the highest snowfall is December (350mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Stare Bystre, Poland
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is February (14 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Stare Bystre, Poland
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in December
Stare Bystre, Poland
- Average sunshine days in December: 16.5 days
The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is June (4.9 days).
Average UV index in December
Stare Bystre, Poland
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
Stare Bystre, Poland
- Average cloud cover in December: 61
The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Stare Bystre, Poland
- Average visibility in December: 7km
The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January and February (6km).
