December weather forecastHillsboro, MS
December
Weather in December
The first month of the winter, December, is also a moderate month in Hillsboro, Mississippi, with temperature in the range of an average high of 57°F (13.9°C) and an average low of 41.9°F (5.5°C).Temperature
The onset of December results in a small decrease in the average high-temperature, moderately receding from a refreshing 64°F (17.8°C) in November to a moderate 57°F (13.9°C). During the month of December, an average low-temperature of 41.9°F (5.5°C) is recorded in Hillsboro, Mississippi.Humidity
The most humid month is December, with an average relative humidity of 81%.Rainfall
December is the month with the most rainfall. Rain falls for 12.3 days and accumulates 3.39" (86mm) of precipitation.Snowfall
Months with snowfall in Hillsboro are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.28" (7mm) of snow. In Hillsboro, during the entire year, snow falls for 2.6 days and aggregates up to 0.91" (23mm) of snow.Daylight
December has the shortest days of the year, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 6:42 am and sunset at 4:52 pm. On the last day of December, sunrise is at 6:59 am and sunset at 5:03 pm CST.
Sunshine
February and December, with an average of 4.9h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hillsboro, MS
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 41.9°F
The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure in December
Hillsboro, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Hillsboro, MS
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Hillsboro, MS
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Hillsboro, MS
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in December
Hillsboro, MS
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in December
Hillsboro, MS
- Average snowfall in December: 0.28"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Hillsboro, MS
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Hillsboro, MS
- Average daylight in December: 10h and 6min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Hillsboro, MS
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is August (9.6 days).
Average UV index in December
Hillsboro, MS
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Hillsboro, MS
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in December
Hillsboro, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).





