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 start of December signals a gentle decrease in the average high-temperature, transitioning from an enjoyable 63.5°F (17.5°C) in November to a fresh 55°F (12.8°C). During December, Winnsboro records a consistent average nighttime temperature of 40.3°F (4.6°C).Humidity
The average relative humidity in December is 77%.Rainfall
In December, the rain falls for 5.7 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 92.7 rainfall days, and 8.9" (226mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 1.8 snowfall days, and 0.2" (5mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:06 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:23 am and sunset at 5:25 pm CST.
Sunshine
With an average of 5.2h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How much does it rain in December?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Winnsboro have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Winnsboro, TX
- Average high temperature in December: 55°F
The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (53.6°F).
- Average low temperature in December: 40.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure in December
Winnsboro, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Winnsboro, TX
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Winnsboro, TX
- Average humidity in December: 77%
The months with the highest relative humidity are February, March and May (78%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Winnsboro, TX
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is October (1.22").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Winnsboro, TX
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is May (9.8 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in December
Winnsboro, TX
- Average snowfall in December: 0.04"
The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Winnsboro, TX
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.9 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
Winnsboro, TX
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Winnsboro, TX
- Average sunshine days in December: 23.6 days
The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is September (18.4 days).
Average UV index in December
Winnsboro, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Winnsboro, TX
- Average cloud cover in December: 43
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Winnsboro, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Winnsboro, Texas, USA
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