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 move into December indicates a reduction in the average high-temperature, down from November's chilly 7.7°C (45.9°F) to an icy 2.3°C (36.1°F). Jaciska, during December nights, experiences a subtle shift to a low average of -1°C (30.2°F) from the day's heat.Humidity
In Jaciska, the average relative humidity in December is 85%.Rainfall
In Jaciska, Poland, during December, the rain falls for 12.2 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 172.5 rainfall days, and 537mm (21.14") of precipitation is accumulated.Snowfall
Months with snowfall in Jaciska, Poland, are January through May, October through December. In Jaciska, during December, snow falls for 11.5 days and regularly aggregates up to 114mm (4.49") of snow. In Jaciska, during the entire year, snow falls for 54.9 days and aggregates up to 498mm (19.61") 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 the month, sunrise is at 07:26 and sunset at 15:42. On the last day of December, sunrise is at 07:47 and sunset at 15:49 CET.
Sunshine
In Jaciska, the average sunshine in December is 3.6h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Jaciska. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
How cold is it in Jaciska in December?
What is the average humidity in December in Jaciska?
How many days does it rain in December in Jaciska?
How many days does it snow in December in Jaciska?
What is the month with the shortest days in Jaciska?
How many hours of daylight does Jaciska have in December?
When is the sunrise / sunset in December in Jaciska?
How many hours of sunshine does Jaciska have in December?
What is the month with the lowest UV index in Jaciska?
How high is the UV index in December in Jaciska?
Average temperature in December
Jaciska, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in December
Jaciska, Poland
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Jaciska, Poland
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in December
Jaciska, Poland
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Jaciska, Poland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is November (28mm).
Average rainfall days in December
Jaciska, Poland
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is June (21.1 days).
The month with the least rainy days is January (8 days).
Average snowfall in December
Jaciska, Poland
- Average snowfall in December: 114mm
The month with the highest snowfall is January (152mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jaciska, Poland
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jaciska, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in December
Jaciska, Poland
- Average sunshine days in December: 10.3 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (6.6 days).
Average UV index in December
Jaciska, 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
Jaciska, Poland
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Jaciska, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
Jaciska, Poland
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