December weather forecastJeffersonville, IN
December
Weather in December
With December comes the peak of winter in Jeffersonville. The weather is colder than in November, trademarked by frosty conditions. As a clear indicator of winter's grip, snowfall begins with an average of 1.42" (36mm) recorded in December. The city marches towards a new January cycle preparing itself for frosty days ahead. Therefore, December remains a month of cold, snow and the need for crackling fireplaces.Temperature
The arrival of December corresponds with a shift in temperature, down from a fresh 53.2°F (11.8°C) in November to a chilly 44.1°F (6.7°C). Throughout December, the nighttime temperature averages to a cold 32.2°F (0.1°C).Humidity
In Jeffersonville, the average relative humidity in December is 79%.Rainfall
In Jeffersonville, in December, it is raining for 13.6 days, with typically 3.11" (79mm) of accumulated precipitation. In Jeffersonville, during the entire year, the rain falls for 184.1 days and collects up to 39.33" (999mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Jeffersonville, in December, snow falls for 6 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 30.4 snowfall days, and 8.98" (228mm) 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 the month, sunrise is at 7:41 am and sunset at 5:22 pm. On the last day of December, sunrise is at 7:59 am and sunset at 5:32 pm EST.
Sunshine
January and December, with an average of 4.4h of sunshine, are months with the least sunshine.UV index
January, February, November 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 minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jeffersonville, IN
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in December: 32.2°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Jeffersonville, IN
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Jeffersonville, IN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Jeffersonville, IN
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and October (73%).
Average rainfall in December
Jeffersonville, IN
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Jeffersonville, IN
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.9 days).
Average snowfall in December
Jeffersonville, IN
- Average snowfall in December: 1.42"
The month with the highest snowfall is February (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Jeffersonville, IN
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.3 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
Jeffersonville, IN
- Average daylight in December: 9h and 36min
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 24min
The months with the most sunshine are June and July (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
Jeffersonville, IN
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Jeffersonville, IN
- 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, IN
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Jeffersonville, IN
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
