Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to an icy 36.1°F (2.3°C) from a chilly 47.3°F (8.5°C). An average low-temperature of 26.4°F (-3.1°C) is anticipated throughout the nights during December.Humidity
The average relative humidity in December is 81%.Rainfall
In Hebron, in December, during 8.7 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 151.5 rainfall days, and 21.18" (538mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Hebron, in December, during 9.5 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, there are 44.8 snowfall days, and 10.16" (258mm) 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 December, sunrise is at 6:55 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:29 pm CST.
Sunshine
The average sunshine in December is 4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 1 in December translates into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Hebron have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Hebron, IN
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Hebron, IN
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Hebron, IN
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Hebron, IN
- Average humidity in December: 81%
The months with the highest relative humidity are February and July (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Hebron, IN
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Hebron, IN
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in December
Hebron, IN
- Average snowfall in December: 1.93"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Hebron, IN
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hebron, IN
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Hebron, IN
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (10 days).
Average UV index in December
Hebron, IN
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Hebron, IN
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Hebron, IN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Hebron, Indiana, USA
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