December weather forecastCarrollton, MO
December
Weather in December
December, the first month of the winter in Carrollton, is still a cold month, with an average temperature fluctuating between 27°F (-2.8°C) and 40.1°F (4.5°C).Temperature
The shift to December brings a decrease in the average high-temperature, falling from a fresh 52.2°F (11.2°C) in November to an icy 40.1°F (4.5°C). During December, Carrollton records a consistent average nighttime temperature of 27°F (-2.8°C).Humidity
In Carrollton, the average relative humidity in December is 76%.Rainfall
In Carrollton, during December, the rain falls for 6.2 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 136.7 rainfall days, and 27.87" (708mm) of precipitation is accumulated.Snowfall
January through March, May, October through December are months with snowfall in Carrollton. In Carrollton, in December, snow falls for 3.5 days, with typically accumulated 1.18" (30mm) of snow. In Carrollton, during the entire year, snow falls for 18.3 days and aggregates up to 9.69" (246mm) of snow.Daylight
The month with the shortest days in Carrollton is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:15 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:00 pm CST.
Sunshine
In December, the average sunshine is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Carrollton. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Carrollton, MO
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Carrollton, MO
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Carrollton, MO
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Carrollton, MO
- Average humidity in December: 76%
The months with the highest relative humidity are May, June, July and August (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Carrollton, MO
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
Carrollton, MO
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in December
Carrollton, MO
- Average snowfall in December: 1.18"
The month with the highest snowfall is February (3.11").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in December
Carrollton, MO
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Carrollton, MO
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Carrollton, MO
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is December (21.4 days).
The months with the least sunshine days are May and June (12.1 days).
Average UV index in December
Carrollton, MO
- Average UV index in December: 2
The months with the highest UV index are 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
Carrollton, MO
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Carrollton, MO
- 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).





