December weather forecastWindyville, MO
December
Weather in December
December, the first month of the winter in Windyville, is still a chilly month, with an average temperature varying between 29.3°F (-1.5°C) and 44.1°F (6.7°C).Temperature
December's arrival corresponds with a decrease in average high-temperatures, from November's cool 54.5°F (12.5°C) to a chilly 44.1°F (6.7°C). Windyville reports an average nighttime low-temperature of 29.3°F (-1.5°C) in December.Humidity
In Windyville, the average relative humidity in December is 75%.Rainfall
In Windyville, in December, during 6.9 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, there are 150.9 rainfall days, and 33.54" (852mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Windyville, in December, snow falls for 3.8 days, with typically accumulated 1.77" (45mm) of snow. Throughout the year, in Windyville, there are 19.8 snowfall days, and 9.25" (235mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:08 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:03 pm CST.
Sunshine
In December, the average sunshine is 5.2h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at 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
Average temperature in December
Windyville, MO
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Windyville, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.93"Hg).
Average wind speed in December
Windyville, MO
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in December
Windyville, MO
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July, August, October and November (73%).
Average rainfall in December
Windyville, MO
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is May (5.04").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
Windyville, MO
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is December (6.9 days).
Average snowfall in December
Windyville, MO
- Average snowfall in December: 1.77"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Windyville, MO
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Windyville, MO
- Average daylight in December: 9h and 36min
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: 5h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Windyville, MO
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in December
Windyville, MO
- 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 and December (UV index 2).
Average cloud cover in December
Windyville, MO
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Windyville, 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).





