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
Weather in December
Temperature
Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 6.5°C (43.7°F) in November to a cold 1.5°C (34.7°F). An average low-temperature of -1.6°C (29.1°F) is witnessed throughout the month of December, a mere drop from the daytime peak.Humidity
In Gręzów, the average relative humidity in December is 89%.Rainfall
In Gręzów, during December, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, in Gręzów, there are 126.6 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
Months with snowfall in Gręzów are January through April, October through December. In Gręzów, Poland, during December, snow falls for 12.6 days and regularly aggregates up to 91mm (3.58") of snow. Throughout the year, in Gręzów, there are 58 snowfall days, and 448mm (17.64") of snow is accumulated.Daylight
December has the shortest days of the year in Gręzów, with an average of 7h and 48min of daylight.On the first day of December, sunrise is at 07:18 and sunset at 15:22. On the last day of the month, sunrise is at 07:40 and sunset at 15:28 CET.
Sunshine
In December, the average sunshine is 2.8h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
How cold is December in Gręzów?
What is the average humidity in December in Gręzów?
How many days does it rain in December in Gręzów?
How many days does it snow in December in Gręzów?
What is the month with the shortest days in Gręzów?
What is the average length of the day in December in Gręzów?
When are sunrise and sunset in December in Gręzów?
How long on average sun shines in December in Gręzów?
What is the month with the lowest UV index in Gręzów?
What is the UV index reading in December in Gręzów?
Average temperature in December
Gręzów, Poland
- Average high temperature in December: 1.5°C
The warmest months (with the highest average high temperature) are July and August (24.5°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in December: -1.6°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in December
Gręzów, Poland
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is October (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in December
Gręzów, Poland
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in December
Gręzów, Poland
- Average humidity in December: 89%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Gręzów, Poland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is May (55mm).
The driest months (with the least rainfall) are September, October and November (22mm).
Average rainfall days in December
Gręzów, Poland
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Gręzów, Poland
- Average snowfall in December: 91mm
The month with the highest snowfall is January (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Gręzów, Poland
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (17.4 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
Gręzów, Poland
- Average daylight in December: 7h and 5min
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: 2h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Gręzów, Poland
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (8.8 days).
Average UV index in December
Gręzów, Poland
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Gręzów, Poland
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Gręzów, Poland
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
Gręzów, Poland
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