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
Start of December brings a shift in the average high-temperature, falling from November's fresh 53.4°F (11.9°C) to a chilly 44.2°F (6.8°C). In the month of December, Waco's average low-temperature falls to a wintry 32.7°F (0.4°C).Humidity
The average relative humidity in December is 80%.Rainfall
In Waco, in December, during 11.2 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Waco, during the entire year, the rain falls for 152.9 days and collects up to 20.35" (517mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Waco, during December, snow falls for 5.2 days and regularly aggregates up to 1.06" (27mm) of snow. Throughout the year, there are 27.4 snowfall days, and 5.94" (151mm) 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 December, sunrise is at 7:33 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:28 pm EST.
Sunshine
The average sunshine in December in Waco is 4.3h.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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. 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
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Waco, KY
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Waco, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Waco, KY
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Waco, KY
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August, September, October and November (76%).
Average rainfall in December
Waco, KY
- Average rainfall in December: 1.93"
The wettest months (with the highest rainfall) are June and July (2.17").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in December
Waco, KY
- Average rainfall days in December: 11.2 days
The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in December
Waco, KY
- Average snowfall in December: 1.06"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Waco, KY
- Average snowfall days in December: 5.2 days
The month with the highest number of snowfall days is January (7.5 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
Waco, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Waco, KY
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in December
Waco, KY
- Average UV index in December: 2
The months with the highest UV index are May, 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
Waco, KY
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Waco, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).
Waco, Kentucky, USA
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