December weather forecastRockfield, KY
December
Weather in December
The first month of the winter, December, is still a chilly month in Rockfield, Kentucky, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 34.3°F (1.3°C).Temperature
In Rockfield, entering December brings a subtle temperature decrement, reducing from November's moderate 55.6°F (13.1°C) to a chilly 47.3°F (8.5°C). Throughout December, an average low-temperature of 34.3°F (1.3°C) is expected.Humidity
February, March, May and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In December, the rain falls for 9.7 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. Throughout the year, there are 147.6 rainfall days, and 22.6" (574mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Rockfield, in December, snow falls for 2.6 days, with typically accumulated 0.83" (21mm) of snow. In Rockfield, during the entire year, snow falls for 14 days and aggregates up to 3.27" (83mm) of snow.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 6:41 am and sunset at 4:29 pm. On the last day of December, sunrise is at 6:59 am and sunset at 4:40 pm CST.
Sunshine
In Rockfield, the average sunshine in December is 4.6h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rockfield, KY
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in December: 34.3°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in December
Rockfield, 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 (29.96"Hg).
Average wind speed in December
Rockfield, KY
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Rockfield, KY
- Average humidity in December: 79%
The months with the highest relative humidity are February, March, May and December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Rockfield, KY
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is September (1.18").
Average rainfall days in December
Rockfield, KY
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Rockfield, KY
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Rockfield, KY
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (4.3 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
Rockfield, 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 36min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in December
Rockfield, KY
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in December
Rockfield, 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 and December (UV index 2).
Average cloud cover in December
Rockfield, KY
- Average cloud cover in December: 52
The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Rockfield, 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).
