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 onset of December introduces a moderate change in Rivermines's weather, with average high-temperatures falling from November's fresh 53.4°F (11.9°C) to a chilly 43.5°F (6.4°C). The average temperature during December nights dips to a freezing cold 30.4°F (-0.9°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Rivermines, in December, it is raining for 7.7 days, with typically 2.36" (60mm) of accumulated precipitation. In Rivermines, during the entire year, the rain falls for 150.7 days and collects up to 32.13" (816mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Rivermines, in December, snow falls for 4.5 days, with typically accumulated 1.89" (48mm) of snow. In Rivermines, during the entire year, snow falls for 22.7 days and aggregates up to 9.37" (238mm) of snow.Daylight
The month with the shortest days in Rivermines is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 6:59 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:53 pm CST.
Sunshine
The average sunshine in December is 4.9h.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 minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. When the Sun is at its strongest around midday, find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Rivermines?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Rivermines have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Rivermines, MO
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in December: 30.4°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 (25.2°F).
Average pressure in December
Rivermines, 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 (29.93"Hg).
Average wind speed in December
Rivermines, MO
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Rivermines, MO
- Average humidity in December: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Rivermines, MO
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Rivermines, MO
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is December (7.7 days).
Average snowfall in December
Rivermines, MO
- Average snowfall in December: 1.89"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Rivermines, MO
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rivermines, MO
- Average daylight in December: 9h and 4min
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: 4h and 5min
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: 4h and 42min).
Average sunshine days in December
Rivermines, MO
- Average sunshine days in December: 19 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in December
Rivermines, 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
Rivermines, MO
- Average cloud cover in December: 47
The months with the most cloud cover are January and February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Rivermines, 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).
Rivermines, Missouri, USA
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