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 beginning of December marks a decrease in the average high-temperature, transitioning from a fresh 54.7°F (12.6°C) in November to a frosty 45.1°F (7.3°C). Rockbridge's December nights cool down to an average low-temperature of 30.6°F (-0.8°C).Humidity
In December, the average relative humidity in Rockbridge, Missouri, is 76%.Rainfall
In Rockbridge, in December, it is raining for 7.5 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Rockbridge, there are 152 rainfall days, and 34.17" (868mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In December, in Rockbridge, it is snowing for 3.1 days. Throughout December, 0.98" (25mm) of snow is accumulated. Throughout the year, there are 16.3 snowfall days, and 7.95" (202mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:22 am and sunset at 5:03 pm CST.
Sunshine
The average sunshine in December in Rockbridge is 5.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are the temperatures in Rockbridge in December?
What is the average humidity in December in Rockbridge?
How many days does it rain in December in Rockbridge?
How much does it snow in Rockbridge in December?
What is the month with the shortest days in Rockbridge?
What is the average length of the day in December in Rockbridge?
When is the sunrise / sunset in December in Rockbridge?
How long on average sun shines in December in Rockbridge?
When is the lowest UV index in Rockbridge?
How high is the UV index in December in Rockbridge?
Average temperature in December
Rockbridge, MO
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Rockbridge, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Rockbridge, MO
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Rockbridge, MO
- Average humidity in December: 76%
The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in December
Rockbridge, MO
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in December
Rockbridge, MO
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is December (7.5 days).
Average snowfall in December
Rockbridge, MO
- Average snowfall in December: 0.98"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Rockbridge, MO
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rockbridge, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in December
Rockbridge, MO
- Average sunshine days in December: 21 days
The month with the most sunshine days is December (21 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in December
Rockbridge, 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
Rockbridge, MO
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 31).
Average visibility in December
Rockbridge, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Rockbridge, Missouri, USA
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