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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a frosty 7°C (44.6°F) in November to a wintry 2.3°C (36.1°F). Książki documents an average low-temperature of -1.1°C (30°F) for the nights of December.Humidity
In December, the average relative humidity is 88%.Rainfall
In Książki, in December, during 12 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, in Książki, there are 141.7 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In December, it is snowing for 8 days. Throughout December, 48mm (1.89") of snow is accumulated. Throughout the year, in Książki, Poland, there are 40.7 snowfall days, and 242mm (9.53") of snow is accumulated.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year in Książki, Poland.On the first day of the month, sunrise is at 07:36 and sunset at 15:29. On the last day of December, sunrise is at 07:58 and sunset at 15:35 CET.
Sunshine
In December, the average sunshine in Książki is 3.1h.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 in December translates into these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Książki?
What is the average humidity in December in Książki?
How much does it rain in Książki in December?
How many days does it snow in December in Książki?
What is the month with the shortest days in Książki?
What is the average length of the day in December in Książki?
When is the sunrise / sunset in December in Książki?
How long on average sun shines in December in Książki?
How high is the UV index in December in Książki?
Average temperature in December
Książki, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (-0.1°C).
- Average low temperature in December: -1.1°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in December
Książki, Poland
- Average pressure in December: 1014.5mbar
The month with the highest atmospheric pressure is October (1017.2mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in December
Książki, Poland
- Average wind speed in December: 14.4km/h
The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in December
Książki, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (68%).
Average rainfall in December
Książki, Poland
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Książki, Poland
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (9.3 days).
Average snowfall in December
Książki, Poland
- Average snowfall in December: 48mm
The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Książki, Poland
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Książki, Poland
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Książki, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in December
Książki, Poland
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Książki, Poland
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Książki, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
Książki, Poland
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