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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a frosty 8.3°C (46.9°F) in November to a wintry 3.5°C (38.3°F). Koscian observes an average low-temperature of -0.5°C (31.1°F) during the slightly cooler nights of December.Humidity
In Koscian, the average relative humidity in December is 87%.Rainfall
In Koscian, in December, during 11.5 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Koscian, during the entire year, the rain falls for 131.6 days and collects up to 324mm (12.76") of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 6.8 days. Throughout December, 48mm (1.89") of snow is accumulated. Throughout the year, in Koscian, there are 35.3 snowfall days, and 252mm (9.92") of snow is accumulated.Daylight
The month with the shortest days in Koscian is December, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 07:40 and sunset at 15:45. On the last day of December, in Koscian, Poland, sunrise is at 08:01 and sunset at 15:51 CET.
Sunshine
The average sunshine in December in Koscian, Poland, is 3.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Koscian in December?
What is the average humidity in December in Koscian?
How much does it rain in Koscian in December?
How many days does it snow in December in Koscian?
What is the month with the shortest days in Koscian?
How many hours of daylight does Koscian have in December?
What time are sunrise and sunset in December in Koscian?
How many hours of sunshine does Koscian have in December?
What is the month with the lowest UV index in Koscian?
How high is the UV index in December in Koscian?
Average temperature in December
Koscian, Poland
- Average high temperature in December: 3.5°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 (1.3°C).
- Average low temperature in December: -0.5°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in December
Koscian, Poland
- Average pressure in December: 1016.4mbar
The month with the highest atmospheric pressure is October (1017.8mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Koscian, 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 months (with the lowest average wind speed) are July and August (11km/h).
Average humidity in December
Koscian, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Koscian, Poland
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is May (41mm).
The driest month (with the least rainfall) is September (17mm).
Average rainfall days in December
Koscian, Poland
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is September (7.9 days).
Average snowfall in December
Koscian, Poland
- Average snowfall in December: 48mm
The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Koscian, Poland
- Average snowfall days in December: 6.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Koscian, Poland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Koscian, Poland
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is September (21.5 days).
The month with the least sunshine days is February (11.4 days).
Average UV index in December
Koscian, 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, February, March, November and December (UV index 2).
Average cloud cover in December
Koscian, Poland
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Koscian, Poland
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (7km).
