December weather forecastSmithton, MO
December
Weather in December
December, the first month of the winter in Smithton, is also a wintry month, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 41.5°F (5.3°C).Temperature
December's onset brings a slight change in high-temperatures, falling from a cool 52.7°F (11.5°C) in November to an icy 41.5°F (5.3°C). Smithton reports an average nighttime low-temperature of 28.6°F (-1.9°C) in December.Humidity
In Smithton, the average relative humidity in December is 76%.Rainfall
In Smithton, during December, the rain falls for 5.5 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, in Smithton, there are 121 rainfall days, and 15.67" (398mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Smithton, during December, snow falls for 4 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, there are 21.4 snowfall days, and 4.02" (102mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:30 am and sunset at 5:01 pm CST.
Sunshine
The average sunshine in December 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. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Smithton, MO
- Average high temperature in December: 41.5°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 28.6°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 (23.5°F).
Average pressure in December
Smithton, 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 (29.91"Hg).
Average wind speed in December
Smithton, MO
- Average wind speed in December: 9.4mph
The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in December
Smithton, MO
- Average humidity in December: 76%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Smithton, MO
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in December
Smithton, MO
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is December (5.5 days).
Average snowfall in December
Smithton, MO
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Smithton, MO
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is January (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
Smithton, MO
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).
Average sunshine days in December
Smithton, MO
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in December
Smithton, 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, November and December (UV index 2).
Average cloud cover in December
Smithton, MO
- Average cloud cover in December: 44
The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 27).
Average visibility in December
Smithton, 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).





