December weather forecastFirlus, Poland
December
Weather in December
The first month of the winter, December, is still a cold month in Firlus, Poland, with an average temperature ranging between max 2.3°C (36.1°F) and min -1.1°C (30°F).Temperature
December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a chilly 7°C (44.6°F) in November to an icy 2.3°C (36.1°F). Nights in December cool down in Firlus, indicating a minor disparity from daytime highs with an average low-temperature of -1.1°C (30°F).Humidity
In Firlus, Poland, the average relative humidity in December is 88%.Rainfall
In Firlus, in December, it is raining for 12 days, with typically 32mm (1.26") of accumulated precipitation. In Firlus, during the entire year, the rain falls for 141.7 days and collects up to 351mm (13.82") of precipitation.Snowfall
Months with snowfall are January through May, November and December. In December, in Firlus, it is snowing for 8 days. Throughout December, 48mm (1.89") of snow is accumulated. In Firlus, during the entire year, snow falls for 40.7 days and aggregates up to 242mm (9.53") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 07:37 and sunset at 15:31. On the last day of December, in Firlus, sunrise is at 08:00 and sunset at 15:37 CET.
Sunshine
In Firlus, the average sunshine in December is 3.1h.UV index
The average daily maximum UV index in December in Firlus is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Firlus, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (-0.1°C).
- Average low temperature in December: -1.1°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in December
Firlus, Poland
- Average pressure in December: 1014.5mbar
The month with the highest atmospheric pressure is October (1017.2mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in December
Firlus, Poland
- Average wind speed in December: 14.4km/h
The windiest month (with the highest average wind speed) is December (14.4km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in December
Firlus, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and August (68%).
Average rainfall in December
Firlus, Poland
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Firlus, Poland
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (9.3 days).
Average snowfall in December
Firlus, Poland
- Average snowfall in December: 48mm
The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Firlus, Poland
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Firlus, 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: 3h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in December
Firlus, Poland
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is February (10.4 days).
Average UV index in December
Firlus, Poland
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Firlus, Poland
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Firlus, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).





