December weather forecastJaświłki, Poland
December
Weather in December
The first month of the winter, December, is also an icy month in Jaświłki, Poland, with an average temperature varying between -2°C (28.4°F) and 0.8°C (33.4°F).Temperature
The onset of December is marked by a decrease in temperature, transitioning from 5.9°C (42.6°F) in November to a still icy 0.8°C (33.4°F). December's average low temperature in Jaświłki is a freezing cold -2°C (28.4°F), displaying a subtle drop from its daily peak.Humidity
In Jaświłki, the average relative humidity in December is 90%.Rainfall
In Jaświłki, in December, during 11.4 rainfall days, 43mm (1.69") of precipitation is typically accumulated. Throughout the year, in Jaświłki, there are 164.2 rainfall days, and 515mm (20.28") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 15.5 days. Throughout December, 126mm (4.96") of snow is accumulated. Throughout the year, there are 71.5 snowfall days, and 596mm (23.46") of snow is accumulated.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:21 and sunset at 15:13. On the last day of December, in Jaświłki, sunrise is at 07:44 and sunset at 15:18 CET.
Sunshine
In Jaświłki, the average sunshine in December is 2.6h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jaświłki, Poland
- Average high temperature in December: 0.8°C
The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-1.5°C).
- Average low temperature in December: -2°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).
Average pressure in December
Jaświłki, Poland
- Average pressure in December: 1015.5mbar
The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in December
Jaświłki, Poland
- Average wind speed in December: 13.2km/h
The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in December
Jaświłki, Poland
- Average humidity in December: 90%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).
Average rainfall in December
Jaświłki, Poland
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Jaświłki, Poland
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Jaświłki, Poland
- Average snowfall in December: 126mm
The month with the highest snowfall is January (192mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Jaświłki, Poland
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jaświłki, Poland
- Average daylight in December: 7h and 36min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 2h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 12min).
Average sunshine days in December
Jaświłki, Poland
- Average sunshine days in December: 7.8 days
The month with the most sunshine days is October (15.5 days).
The months with the least sunshine days are January and February (6.8 days).
Average UV index in December
Jaświłki, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Jaświłki, Poland
- Average cloud cover in December: 75
The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Jaświłki, Poland
- Average visibility in December: 7km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
