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
The move into December indicates a reduction in the average high-temperature, down from November's cool 53.4°F (11.9°C) to a frosty 43.5°F (6.4°C). Steelville experiences a mean temperature of 29.8°F (-1.2°C) during December nights.Humidity
March, May and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In December, in Steelville, the rain falls for 7.7 days. Throughout December, 2.13" (54mm) of precipitation is accumulated. Throughout the year, there are 145.9 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Steelville, in December, during 3.9 snowfall days, 2.09" (53mm) of snow is typically accumulated. Throughout the year, there are 19.6 snowfall days, and 8.62" (219mm) 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 the month, sunrise is at 7:03 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:56 pm CST.
Sunshine
In Steelville, the average sunshine in December is 4.8h.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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the most humid month?
What is the average humidity in December?
How much 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?
What time are sunrise and sunset in December?
How many hours of sunshine does Steelville have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Steelville, MO
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in December
Steelville, MO
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Steelville, MO
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Steelville, MO
- Average humidity in December: 77%
The months with the highest relative humidity are March, May and December (77%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Steelville, MO
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days in December
Steelville, MO
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Steelville, MO
- Average snowfall in December: 2.09"
The month with the highest snowfall is February (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Steelville, MO
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Steelville, MO
- Average daylight in December: 9h and 4min
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 36min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).
Average sunshine days in December
Steelville, MO
- Average sunshine days in December: 19.4 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in December
Steelville, 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
Steelville, MO
- Average cloud cover in December: 49
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Steelville, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Steelville, Missouri, USA
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