December weather forecastPromnice, Poland
December
Weather in December
The first month of the winter, December, is also a wintry month in Promnice, Poland, with an average temperature ranging between min -0.9°C (30.4°F) and max 3°C (37.4°F).Temperature
December brings a slight decrease in temperature, down from a chilly 7.6°C (45.7°F) in November to a cold 3°C (37.4°F). Promnice's temperature during December nights registers a minor decrease to an average low of -0.9°C (30.4°F).Humidity
In December, the average relative humidity is 88%.Rainfall
In December, in Promnice, the rain falls for 11.9 days. Throughout December, 26mm (1.02") of precipitation is accumulated. Throughout the year, in Promnice, there are 153.2 rainfall days, and 354mm (13.94") of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Promnice, during December, snow falls for 7.5 days and regularly aggregates up to 39mm (1.54") of snow. In Promnice, Poland, during the entire year, snow falls for 31.7 days and aggregates up to 200mm (7.87") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 48min of daylight.On the first day of December in Promnice, Poland, sunrise is at 07:40 and sunset at 15:41. On the last day of the month, sunrise is at 08:02 and sunset at 15:47 CET.
Sunshine
In December, the average sunshine in Promnice, Poland, is 3.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Promnice, Poland
- Average high temperature in December: 3°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.9°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).
Average pressure in December
Promnice, Poland
- Average pressure in December: 1015.7mbar
The month with the highest atmospheric pressure is October (1017.6mbar).
The month with the lowest atmospheric pressure is July (1014mbar).
Average wind speed in December
Promnice, Poland
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in December
Promnice, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Promnice, Poland
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Promnice, Poland
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Promnice, Poland
- Average snowfall in December: 39mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Promnice, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Promnice, Poland
- Average daylight in December: 7h and 48min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Promnice, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in December
Promnice, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Promnice, Poland
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Promnice, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
