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 arrival of December correlates with a minor temperature reduction, down from November's moderate 56.3°F (13.5°C) to a frosty 49.1°F (9.5°C). In Cajah's Mountain, the average temperature during the nights of December drops to an icy 34.3°F (1.3°C).Humidity
May and December, with an average relative humidity of 77%, are the most humid months.Rainfall
The month with the most rainfall is December, when the rain falls for 11.7 days and typically aggregates up to 3.35" (85mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 1.3 days and typically aggregates up to 2.8" (71mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:18 am and sunset at 5:12 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:22 pm EST.
Sunshine
With an average of 5.6h of sunshine, December has the least sunshine of the year.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 health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 2 in December translates into these instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Cajah's Mountain?
What is the most humid month?
What is the average humidity in December?
What is the wettest month in Cajah's Mountain?
How much does it rain in December?
What is the snowiest month?
How many days does it snow in December in Cajah's Mountain?
What is the month with the shortest days in Cajah's Mountain?
How many hours of daylight does Cajah's Mountain have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Cajah's Mountain, NC
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in December: 34.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
Cajah's Mountain, NC
- 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 (29.99"Hg).
Average wind speed in December
Cajah's Mountain, NC
- Average wind speed in December: 5mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in December
Cajah's Mountain, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Cajah's Mountain, NC
- Average rainfall in December: 3.35"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Cajah's Mountain, NC
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Cajah's Mountain, NC
- Average snowfall in December: 2.8"
The month with the highest snowfall is December (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Cajah's Mountain, NC
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (3.3 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
Cajah's Mountain, NC
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Cajah's Mountain, NC
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in December
Cajah's Mountain, NC
- 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 and December (UV index 2).
Average cloud cover in December
Cajah's Mountain, NC
- Average cloud cover in December: 40
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Cajah's Mountain, NC
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, May and September (5mi).
Cajah's Mountain, North Carolina, USA
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