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
In Fairfield, the average high-temperature in December decreases from a cool 54.1°F (12.3°C) in November to a frosty 45.1°F (7.3°C). Throughout December, the average low-temperature in Fairfield dips to a wintry 32.9°F (0.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In Fairfield, in December, it is raining for 12.5 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 162.7 rainfall days, and 34.02" (864mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Fairfield, in December, snow falls for 5.2 days, with typically accumulated 0.94" (24mm) of snow. Throughout the year, there are 26.7 snowfall days, and 7.4" (188mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:39 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:32 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.4h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in Fairfield in December?
What is the month with the shortest days?
How many hours of daylight does Fairfield have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index in Fairfield?
What is the UV index intensity in December?
Average temperature in December
Fairfield, KY
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Fairfield, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Fairfield, KY
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Fairfield, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Fairfield, KY
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Fairfield, KY
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in December
Fairfield, KY
- Average snowfall in December: 0.94"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Fairfield, KY
- Average snowfall days in December: 5.2 days
The month with the highest number of snowfall days is January (7.8 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
Fairfield, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in December
Fairfield, KY
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in December
Fairfield, KY
- Average UV index in December: 2
The months with the highest UV index are 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
Fairfield, KY
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Fairfield, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
Fairfield, Kentucky, USA
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