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 onset of December results in a decrease in the average high-temperature, receding from a frosty 8.5°C (47.3°F) in November to an icy 2.7°C (36.9°F). Chełmek notes an average temperature descent to a freezing cold -1.7°C (28.9°F) in December, a small shift from its daytime peak.Humidity
The average relative humidity in December in Chełmek is 84%.Rainfall
In December, in Chełmek, the rain falls for 11.2 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 158.1 rainfall days, and 492mm (19.37") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Chełmek, Poland. In Chełmek, Poland, during December, snow falls for 11.1 days and regularly aggregates up to 114mm (4.49") of snow. In Chełmek, Poland, during the entire year, snow falls for 55.2 days and aggregates up to 526mm (20.71") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Chełmek.On the first day of the month, sunrise is at 07:20 and sunset at 15:43. On the last day of December, sunrise is at 07:41 and sunset at 15:50 CET.
Sunshine
In December, the average sunshine in Chełmek is 4.2h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Chełmek?
What is the average humidity in December in Chełmek?
How much does it rain in Chełmek in December?
How much does it snow in Chełmek in December?
What is the month with the shortest days in Chełmek?
How many hours of daylight does Chełmek have in December?
What time are sunrise and sunset in December in Chełmek?
How long on average sun shines in December in Chełmek?
What is the month with the lowest UV index in Chełmek?
How high is the UV index in December in Chełmek?
Average temperature in December
Chełmek, Poland
- Average high temperature in December: 2.7°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Chełmek, Poland
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is October (1018.8mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in December
Chełmek, Poland
- Average wind speed in December: 12.8km/h
The windiest month (with the highest average wind speed) is December (12.8km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).
Average humidity in December
Chełmek, Poland
- Average humidity in December: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Chełmek, Poland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is November (27mm).
Average rainfall days in December
Chełmek, Poland
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in December
Chełmek, Poland
- Average snowfall in December: 114mm
The month with the highest snowfall is January (160mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Chełmek, Poland
- Average snowfall days in December: 11.1 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
Chełmek, Poland
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Chełmek, Poland
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in December
Chełmek, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Chełmek, Poland
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Chełmek, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
