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
Cascade's weather subtly changes with the onset of December, barely falling from a moderate 57.2°F (14°C) in November to a frosty 49.8°F (9.9°C). During December, the average low-temperature is recorded at a wintry 35.2°F (1.8°C).Humidity
The months with the highest humidity are May and December, with an average relative humidity of 75%.Rainfall
In Cascade, in December, during 10.5 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Cascade, during the entire year, the rain falls for 147.6 days and collects up to 28.78" (731mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Cascade. December is the month with the most snowfall. Snow falls for 1.2 days and accumulates 2.17" (55mm) of snow.Daylight
The month with the shortest days in Cascade is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:12 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:13 pm EST.
Sunshine
The months with the least sunshine in Cascade are January and December, with an average of 5.5h of sunshine.UV index
January, February 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 hazard from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What are the temperatures in Cascade in December?
What are the most humid months in Cascade?
What is the average humidity in December in Cascade?
How much does it rain in Cascade in December?
What is the snowiest month in Cascade?
How much does it snow in Cascade in December?
What is the month with the shortest days in Cascade?
How many hours of daylight does Cascade have in December?
When are sunrise and sunset in December in Cascade?
What is the month with the least sunshine in Cascade?
How many hours of sunshine does Cascade have in December?
When is the lowest UV index in Cascade?
How high is the UV index in December in Cascade?
Average temperature in December
Cascade, VA
- Average high temperature in December: 49.8°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in December
Cascade, VA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Cascade, VA
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Cascade, VA
- Average humidity in December: 75%
The months with the highest relative humidity are May and December (75%).
The month with the lowest relative humidity is July (68%).
Average rainfall in December
Cascade, VA
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Cascade, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Cascade, VA
- Average snowfall in December: 2.17"
The month with the highest snowfall is December (2.17").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Cascade, VA
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Cascade, VA
- 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Cascade, VA
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in December
Cascade, VA
- 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
Cascade, VA
- Average cloud cover in December: 41
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Cascade, VA
- 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).
Cascade, Virginia, USA
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