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
The start of December involves a temperature drop, moving from a frosty 6.1°C (43°F) in November to a cold 1°C (33.8°F). Kałmy registers a gentle descent to an average nighttime low of -2.4°C (27.7°F) in December from its daytime highs.Humidity
In Kałmy, the average relative humidity in December is 89%.Rainfall
In Kałmy, in December, it is raining for 11.2 days, with typically 32mm (1.26") of accumulated precipitation. Throughout the year, there are 154.2 rainfall days, and 430mm (16.93") of precipitation is accumulated.Snowfall
Months with snowfall in Kałmy are January through May, October through December. In Kałmy, in December, during 9 snowfall days, 81mm (3.19") of snow is typically accumulated. In Kałmy, during the entire year, snow falls for 49.3 days and aggregates up to 396mm (15.59") of snow.Daylight
With an average of 7h and 30min of daylight, December has the shortest days of the year in Kałmy.On the first day of December, sunrise is at 07:32 and sunset at 15:16. On the last day of the month, sunrise is at 07:55 and sunset at 15:21 CET.
Sunshine
The average sunshine in December in Kałmy is 3h.UV index
The months with the lowest UV index in Kałmy are January, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
How cold is it in Kałmy in December?
What is the average humidity in December in Kałmy?
How much does it rain in Kałmy in December?
How much does it snow in Kałmy in December?
What is the month with the shortest days in Kałmy?
How many hours of daylight does Kałmy have in December?
When are sunrise and sunset in December in Kałmy?
How many hours of sunshine does Kałmy have in December?
What are the months with the lowest UV index in Kałmy?
What is the UV index reading in December in Kałmy?
Average temperature in December
Kałmy, Poland
- Average high temperature in December: 1°C
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).
Average pressure in December
Kałmy, Poland
- Average pressure in December: 1014.3mbar
The month with the highest atmospheric pressure is October (1017.4mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in December
Kałmy, Poland
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in December
Kałmy, Poland
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Kałmy, Poland
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is May (60mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in December
Kałmy, Poland
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in December
Kałmy, Poland
- Average snowfall in December: 81mm
The month with the highest snowfall is January (112mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kałmy, Poland
- Average snowfall days in December: 9 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kałmy, Poland
- Average daylight in December: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
Kałmy, Poland
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in December
Kałmy, Poland
- Average UV index in December: 1
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, November and December (UV index 1).
Average cloud cover in December
Kałmy, Poland
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Kałmy, Poland
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
Kałmy, Poland
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