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
December brings a minor decrease, with the average high-temperature reducing from a frosty 8.9°C (48°F) in November to a wintry 3.5°C (38.3°F). Jaczkowice, during December nights, records a temperature marginally cooler than the daytime average, at a subzero cold -0.9°C (30.4°F).Humidity
In Jaczkowice, the average relative humidity in December is 84%.Rainfall
In Jaczkowice, in December, during 9.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Jaczkowice, Poland, during the entire year, the rain falls for 143.3 days and collects up to 346mm (13.62") of precipitation.Snowfall
Months with snowfall in Jaczkowice are January through April, October through December. In Jaczkowice, in December, during 7.5 snowfall days, 55mm (2.17") of snow is typically accumulated. In Jaczkowice, during the entire year, snow falls for 36.4 days and aggregates up to 226mm (8.9") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 07:32 and sunset at 15:48. On the last day of the month, sunrise is at 07:53 and sunset at 15:54 CET.
Sunshine
In December, the average sunshine is 3.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Jaczkowice. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Jaczkowice?
What is the average humidity in December in Jaczkowice?
How much does it rain in Jaczkowice in December?
How much does it snow in Jaczkowice in December?
What is the month with the shortest days in Jaczkowice?
What is the average length of the day in December in Jaczkowice?
When is the sunrise / sunset in December in Jaczkowice?
How many hours of sunshine does Jaczkowice have in December?
What is the month with the lowest UV index in Jaczkowice?
How high is the UV index in December in Jaczkowice?
Average temperature in December
Jaczkowice, Poland
- Average high temperature in December: 3.5°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (1.3°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.2°C).
Average pressure in December
Jaczkowice, Poland
- Average pressure in December: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in December
Jaczkowice, Poland
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Jaczkowice, Poland
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Jaczkowice, Poland
- Average rainfall in December: 23mm
The wettest month (with the highest rainfall) is May (45mm).
The driest months (with the least rainfall) are February and November (18mm).
Average rainfall days in December
Jaczkowice, Poland
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Jaczkowice, Poland
- Average snowfall in December: 55mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Jaczkowice, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jaczkowice, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Jaczkowice, Poland
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Jaczkowice, Poland
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Jaczkowice, Poland
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Jaczkowice, Poland
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January and February (8km).
Jaczkowice, Poland
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