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
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a fresh 54°F (12.2°C) to a chilly 45.1°F (7.3°C). Throughout December, the nighttime temperature averages to a cold 33.1°F (0.6°C).Humidity
In Hatfield, the average relative humidity in December is 80%.Rainfall
In Hatfield, during December, the rain falls for 11 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, there are 163.6 rainfall days, and 30.43" (773mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Hatfield, in December, during 6 snowfall days, 3.9" (99mm) of snow is typically accumulated. Throughout the year, there are 32.9 snowfall days, and 16.81" (427mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:26 am and sunset at 5:10 pm. On the last day of December, sunrise is at 7:44 am and sunset at 5:21 pm EST.
Sunshine
In Hatfield, the average sunshine in December is 4.5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Hatfield have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Hatfield, KY
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
Hatfield, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Hatfield, KY
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Hatfield, KY
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are July, August and November (75%).
Average rainfall in December
Hatfield, KY
- Average rainfall in December: 2.91"
The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in December
Hatfield, KY
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in December
Hatfield, KY
- Average snowfall in December: 3.9"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hatfield, KY
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hatfield, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Hatfield, KY
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in December
Hatfield, KY
- Average UV index in December: 2
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Hatfield, KY
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Hatfield, KY
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Hatfield, Kentucky, USA
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