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
Smithville observes a minor decrease in the average high-temperature with the arrival of December, falling from November's cool 51.8°F (11°C) to a cold 39.6°F (4.2°C). Smithville, during December, witnesses an average low-temperature of 26.2°F (-3.2°C).Humidity
In December, the average relative humidity in Smithville is 75%.Rainfall
In Smithville, during December, the rain falls for 5.5 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, in Smithville, there are 134 rainfall days, and 26.57" (675mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Smithville, in December, snow falls for 4.1 days, with typically accumulated 1.26" (32mm) of snow. Throughout the year, there are 20.8 snowfall days, and 9.17" (233mm) of snow is accumulated.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:19 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:05 pm CST.
Sunshine
In Smithville, the average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Smithville in December?
What is the average humidity in December in Smithville?
How much does it rain in Smithville in December?
How many days does it snow in December in Smithville?
What is the month with the shortest days in Smithville?
What is the average length of the day in December in Smithville?
When is the sunrise / sunset in December in Smithville?
How many hours of sunshine does Smithville have in December?
When is the lowest UV index in Smithville?
How high is the UV index in December in Smithville?
Average temperature in December
Smithville, MO
- Average high temperature in December: 39.6°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in December
Smithville, 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 (29.88"Hg).
Average wind speed in December
Smithville, 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 (6.3mph).
Average humidity in December
Smithville, MO
- Average humidity in December: 75%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Smithville, MO
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Smithville, MO
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in December
Smithville, MO
- Average snowfall in December: 1.26"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Smithville, MO
- Average snowfall days in December: 4.1 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Smithville, MO
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in December
Smithville, MO
- Average sunshine days in December: 21.7 days
The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in December
Smithville, 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
Smithville, MO
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Smithville, 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).
Smithville, Missouri, USA
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