December weather forecastJeffersonville, OH
December
Weather in December
December, the first month of the winter in Jeffersonville, is also a wintry month, with an average temperature fluctuating between 39.2°F (4°C) and 29.1°F (-1.6°C).Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a frosty 49.1°F (9.5°C) in November to a cold 39.2°F (4°C). Jeffersonville usually reports an average low-temperature of 29.1°F (-1.6°C) during the month of December.Humidity
In Jeffersonville, the average relative humidity in December is 82%.Rainfall
In Jeffersonville, in December, during 12.1 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 169.3 rainfall days, and 32.99" (838mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Jeffersonville, Ohio, in December, snow falls for 10 days, with typically accumulated 2.8" (71mm) of snow. In Jeffersonville, during the entire year, snow falls for 43.7 days and aggregates up to 14.45" (367mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December in Jeffersonville, sunrise is at 7:36 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:20 pm EST.
Sunshine
In Jeffersonville, the average sunshine in December is 4h.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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. On your guard! Snow's reflection 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
Average temperature in December
Jeffersonville, OH
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Jeffersonville, OH
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Jeffersonville, OH
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Jeffersonville, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Jeffersonville, OH
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Jeffersonville, OH
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in December
Jeffersonville, OH
- Average snowfall in December: 2.8"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Jeffersonville, OH
- Average snowfall days in December: 10 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jeffersonville, OH
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Jeffersonville, OH
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in December
Jeffersonville, OH
- 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
Jeffersonville, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Jeffersonville, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
