December weather forecastMierczany, Poland
December weather for Mierczany, Poland: In Mierczany, Poland, during December, snow falls for 6.2 days and regularly aggregates up to 42mm (1.65") of snow. In Mierczany, Poland, in December, during 13.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated.
December
Weather in December
December, the first month of the winter in Mierczany, is still a cold month, with an average temperature fluctuating between -0.1°C (31.8°F) and 3.7°C (38.7°F).Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from a frosty 8.2°C (46.8°F) in November to an icy 3.7°C (38.7°F). Mierczany welcomes an average low temperature of -0.1°C (31.8°F) in December, a gentle shift from the day's high.Humidity
The average relative humidity in December in Mierczany is 88%.Rainfall
In December, the rain falls for 13.6 days. Throughout December, 28mm (1.1") of precipitation is accumulated. In Mierczany, during the entire year, the rain falls for 155.3 days and collects up to 340mm (13.39") of precipitation.Snowfall
Months with snowfall in Mierczany are January through April, October through December. In Mierczany, Poland, during December, snow falls for 6.2 days and regularly aggregates up to 42mm (1.65") of snow. In Mierczany, during the entire year, snow falls for 30.8 days and aggregates up to 162mm (6.38") of snow.Daylight
December has the shortest days of the year in Mierczany, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 07:47 and sunset at 15:51. On the last day of December, sunrise is at 08:09 and sunset at 15:57 CET.
Sunshine
The months with the least sunshine in Mierczany are January and December, with an average of 3.4h of sunshine.UV index
In Mierczany, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mierczany, Poland
- Average high temperature in December: 3.7°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (2°C).
- Average low temperature in December: -0.1°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in December
Mierczany, Poland
- Average pressure in December: 1015.9mbar
The month with the highest atmospheric pressure is October (1017.4mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in December
Mierczany, Poland
- Average wind speed in December: 14.8km/h
The windiest month (with the highest average wind speed) is December (14.8km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Mierczany, 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 (67%).
Average rainfall in December
Mierczany, Poland
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Mierczany, Poland
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in December
Mierczany, Poland
- Average snowfall in December: 42mm
The month with the highest snowfall is January (50mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Mierczany, Poland
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is January (10.4 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
Mierczany, Poland
- Average daylight in December: 7h and 48min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in December
Mierczany, Poland
- Average sunshine days in December: 11 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is January (10.9 days).
Average UV index in December
Mierczany, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Mierczany, Poland
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Mierczany, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).





