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
December's onset introduces a mild reduction in the average high-temperature, from a fresh 52.9°F (11.6°C) in November to a frosty 44.2°F (6.8°C). Winchester anticipates an average minimum temperature of 32.2°F (0.1°C) in the month of December.Humidity
February and December, with an average relative humidity of 81%, are the most humid months in Winchester.Rainfall
In Winchester, in December, during 11.5 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Winchester, Kentucky, during the entire year, the rain falls for 155.4 days and collects up to 28.86" (733mm) of precipitation.Snowfall
Months with snowfall in Winchester are January through April, November and December. In Winchester, Kentucky, in December, snow falls for 6.3 days, with typically accumulated 1.38" (35mm) of snow. Throughout the year, there are 32.3 snowfall days, and 9.33" (237mm) of snow is accumulated.Daylight
The month with the shortest days in Winchester, Kentucky, is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 5:17 pm. On the last day of December, in Winchester, sunrise is at 7:52 am and sunset at 5:27 pm EST.
Sunshine
In December, the average sunshine is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Winchester. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's radiation is especially intense around midday; try to stay in shade during this period. 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. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Winchester?
What are the most humid months in Winchester?
What is the average humidity in December in Winchester?
How many days does it rain in December in Winchester?
How many days does it snow in December in Winchester?
What is the month with the shortest days in Winchester?
How many hours of daylight does Winchester have in December?
When is the sunrise / sunset in December in Winchester?
How many hours of sunshine does Winchester have in December?
What are the months with the lowest UV index in Winchester?
How high is the UV index in December in Winchester?
Average temperature in December
Winchester, KY
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 32.2°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Winchester, KY
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Winchester, KY
- Average wind speed in December: 8mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Winchester, KY
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Winchester, KY
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is October (1.73").
Average rainfall days in December
Winchester, KY
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Winchester, KY
- Average snowfall in December: 1.38"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Winchester, KY
- Average snowfall days in December: 6.3 days
The month with the highest number of snowfall days is January (8.8 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
Winchester, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Winchester, KY
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is February (11 days).
Average UV index in December
Winchester, KY
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Winchester, KY
- Average cloud cover in December: 58
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Winchester, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).
Winchester, Kentucky, USA
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