December weather forecastForest Hill, KY
December
Weather in December
The first month of the winter, December, is also a frosty month in Forest Hill, Kentucky, with an average temperature varying between 46.2°F (7.9°C) and 34.2°F (1.2°C).Temperature
Forest Hill in December demonstrates a small temperature transition, adjusting from an average high of a mild 55.6°F (13.1°C) in November to a frosty 46.2°F (7.9°C). In Forest Hill, an average low-temperature of 34.2°F (1.2°C) is recorded during December nights.Humidity
The average relative humidity in December is 78%.Rainfall
In December, the rain falls for 9 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. In Forest Hill, Kentucky, during the entire year, the rain falls for 126.4 days and collects up to 16.89" (429mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Forest Hill, in December, snow falls for 1.4 days, with typically accumulated 0.08" (2mm) of snow. Throughout the year, there are 8.9 snowfall days, and 1.65" (42mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:49 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:07 am and sunset at 4:47 pm CST.
Sunshine
The average sunshine in December is 4.9h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Forest Hill, KY
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 34.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in December
Forest Hill, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Forest Hill, KY
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Forest Hill, KY
- Average humidity in December: 78%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Forest Hill, KY
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.63").
Average rainfall days in December
Forest Hill, KY
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is October (7.6 days).
Average snowfall in December
Forest Hill, KY
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Forest Hill, KY
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Forest Hill, KY
- Average daylight in December: 9h and 42min
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 42min).
- Average sunshine in December: 4h and 54min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Forest Hill, KY
- Average sunshine days in December: 20 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in December
Forest Hill, 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 and December (UV index 2).
Average cloud cover in December
Forest Hill, KY
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility in December
Forest Hill, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
