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
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
How cold is it in Promnice in December?
What is the average humidity in December in Promnice?
How many days does it rain in December in Promnice?
How much does it snow in Promnice in December?
What is the month with the shortest days in Promnice?
How many hours of daylight does Promnice have in December?
When are sunrise and sunset in December in Promnice?
How many hours of sunshine does Promnice have in December?
What is the month with the lowest UV index in Promnice?
How high is the UV index in December in Promnice?
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 5min
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 1min
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).
