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
A shift in the average high-temperature occurs in December, reducing from a frosty 7.9°C (46.2°F) in November to an icy 1.8°C (35.2°F). Kopysno's nighttime temperature in December consistently rests at a freezing cold -2.3°C (27.9°F).Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 9.2 days. Throughout December, 29mm (1.14") of precipitation is accumulated. In Kopysno, during the entire year, the rain falls for 145.3 days and collects up to 412mm (16.22") of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Kopysno, Poland, is December, when snow falls for 11.9 days and typically aggregates up to 114mm (4.49") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:05 and sunset at 15:31. On the last day of December, in Kopysno, sunrise is at 07:26 and sunset at 15:38 CET.
Sunshine
In December, the average sunshine is 3.9h.UV index
The months with the lowest UV index in Kopysno are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 1 in December leads to these recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. To protect against the Sun's most potent rays, avoid direct exposure around midday. 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! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Kopysno?
What is the average humidity in December in Kopysno?
How much does it rain in Kopysno in December?
What is the snowiest month in Kopysno?
How many days does it snow in December in Kopysno?
What is the month with the shortest days in Kopysno?
How many hours of daylight does Kopysno have in December?
When are sunrise and sunset in December in Kopysno?
How long on average sun shines in December in Kopysno?
What is the month with the lowest UV index in Kopysno?
What is the UV index reading in December in Kopysno?
Average temperature in December
Kopysno, Poland
- Average high temperature in December: 1.8°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in December: -2.3°C
The month with the highest average low temperature is July (13.5°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in December
Kopysno, Poland
- Average pressure in December: 1018.8mbar
The month with the highest atmospheric pressure is October (1019.3mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).
Average wind speed in December
Kopysno, Poland
- Average wind speed in December: 13.8km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Kopysno, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Kopysno, Poland
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is May (67mm).
The driest months (with the least rainfall) are January and September (21mm).
Average rainfall days in December
Kopysno, Poland
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Kopysno, Poland
- Average snowfall in December: 114mm
The month with the highest snowfall is December (114mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kopysno, Poland
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kopysno, 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: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in December
Kopysno, Poland
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (8.8 days).
Average UV index in December
Kopysno, Poland
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Kopysno, Poland
- Average cloud cover in December: 62
The months with the most cloud cover are January and February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Kopysno, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
