December weather forecastJonesboro, IN
December
Weather in December
The first month of the winter, December, is still a cold month in Jonesboro, Indiana, with an average temperature fluctuating between 37.2°F (2.9°C) and 27.3°F (-2.6°C).Temperature
December's arrival comes with a decrease in the average high-temperature, moving from a frosty 48.2°F (9°C) in November to a wintry 37.2°F (2.9°C). Nighttime temperature in Jonesboro experiences an average drop to a freezing cold 27.3°F (-2.6°C) in December.Humidity
The months with the highest humidity in Jonesboro are January and December, with an average relative humidity of 83%.Rainfall
In Jonesboro, Indiana, in December, it is raining for 6.2 days, with typically 0.83" (21mm) of accumulated precipitation. In Jonesboro, during the entire year, the rain falls for 123.4 days and collects up to 12.64" (321mm) of precipitation.Snowfall
Months with snowfall in Jonesboro, Indiana, are January through April, October through December. In Jonesboro, in December, during 6.5 snowfall days, 0.87" (22mm) of snow is typically accumulated. Throughout the year, in Jonesboro, there are 32.4 snowfall days, and 4.41" (112mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:47 am and sunset at 5:16 pm. On the last day of December, in Jonesboro, sunrise is at 8:05 am and sunset at 5:26 pm EST.
Sunshine
In Jonesboro, Indiana, the average sunshine in December is 3.9h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jonesboro, IN
- Average high temperature in December: 37.2°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Jonesboro, IN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Jonesboro, IN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in December
Jonesboro, IN
- Average humidity in December: 83%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Jonesboro, IN
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in December
Jonesboro, IN
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Jonesboro, IN
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Jonesboro, IN
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jonesboro, IN
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 54min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Jonesboro, IN
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Jonesboro, IN
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Jonesboro, IN
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are June, July and August (Cloud cover 34).
Average visibility in December
Jonesboro, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
