December weather forecastGrochowe, Poland
December
Weather in December
The first month of the winter, December, is also a wintry month in Grochowe, Poland, with an average temperature varying between 2.3°C (36.1°F) and -1.6°C (29.1°F).Temperature
December shows a mild decline in the average high-temperature, falling from November's frosty 8.1°C (46.6°F) to a cold 2.3°C (36.1°F). Throughout December, Grochowe's nights experience a slight temperature dip to a freezing cold -1.6°C (29.1°F).Humidity
In Grochowe, Poland, the average relative humidity in December is 86%.Rainfall
In Grochowe, during December, the rain falls for 10.1 days and regularly aggregates up to 20mm (0.79") of precipitation. In Grochowe, during the entire year, the rain falls for 133.5 days and collects up to 292mm (11.5") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Grochowe, in December, snow falls for 9.4 days, with typically accumulated 47mm (1.85") of snow. In Grochowe, during the entire year, snow falls for 43.4 days and aggregates up to 199mm (7.83") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 07:12 and sunset at 15:33. On the last day of the month, sunrise is at 07:34 and sunset at 15:40 CET.
Sunshine
The average sunshine in December is 3.7h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 1 during December leads to these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grochowe, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (0.2°C).
- Average low temperature in December: -1.6°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in December
Grochowe, Poland
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Grochowe, Poland
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Grochowe, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Grochowe, Poland
- Average rainfall in December: 20mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is March (14mm).
Average rainfall days in December
Grochowe, Poland
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in December
Grochowe, Poland
- Average snowfall in December: 47mm
The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Grochowe, Poland
- Average snowfall days in December: 9.4 days
The month with the highest number of snowfall days is January (13.6 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
Grochowe, Poland
- Average daylight in December: 8h and 6min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in December
Grochowe, Poland
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Grochowe, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Grochowe, Poland
- Average cloud cover in December: 64
The months with the most cloud cover are January and February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Grochowe, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).





