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
December's arrival comes with a decrease in the average high-temperature, moving from a frosty 7.4°C (45.3°F) in November to a cold 1.2°C (34.2°F). Janczowa's nights throughout December are marked by an average low temperature of -3.1°C (26.4°F), a minor drop from the day's high.Humidity
The average relative humidity in December in Janczowa is 87%.Rainfall
In Janczowa, in December, during 10.9 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 168.5 rainfall days, and 575mm (22.64") of precipitation is accumulated.Snowfall
Months with snowfall in Janczowa are January through May, October through December. In December, it is snowing for 10.8 days. Throughout December, 154mm (6.06") of snow is accumulated. Throughout the year, in Janczowa, Poland, there are 57.4 snowfall days, and 690mm (27.17") of snow is accumulated.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Janczowa.On the first day of December, sunrise is at 07:12 and sunset at 15:39. On the last day of the month, sunrise is at 07:33 and sunset at 15:46 CET.
Sunshine
The average sunshine in December in Janczowa is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Janczowa. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 in December translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Janczowa in December?
What is the average humidity in December in Janczowa?
How many days does it rain in December in Janczowa?
How much does it snow in Janczowa in December?
What is the month with the shortest days in Janczowa?
How many hours of daylight does Janczowa have in December?
What time are sunrise and sunset in December in Janczowa?
How many hours of sunshine does Janczowa have in December?
When is the lowest UV index in Janczowa?
What is the UV index intensity in December in Janczowa?
Average temperature in December
Janczowa, Poland
- Average high temperature in December: 1.2°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in December: -3.1°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).
Average pressure in December
Janczowa, Poland
- Average pressure in December: 1019mbar
The months with the highest atmospheric pressure are October and December (1019mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in December
Janczowa, Poland
- Average wind speed in December: 11.3km/h
The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Janczowa, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in December
Janczowa, Poland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is May (88mm).
The driest months (with the least rainfall) are March and November (31mm).
Average rainfall days in December
Janczowa, Poland
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Janczowa, Poland
- Average snowfall in December: 154mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Janczowa, Poland
- Average snowfall days in December: 10.8 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Janczowa, Poland
- Average daylight in December: 8h and 1min
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 12min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Janczowa, Poland
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is June (7.7 days).
Average UV index in December
Janczowa, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Janczowa, Poland
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Janczowa, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
