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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's moderate 56.3°F (13.5°C) to a chilly 48.6°F (9.2°C). Throughout December, an average low-temperature of 34°F (1.1°C) is experienced.Humidity
The months with the highest humidity in Marion, North Carolina, are May and December, with an average relative humidity of 77%.Rainfall
In December, the rain falls for 11.8 days. Throughout December, 3.39" (86mm) of precipitation is accumulated. Throughout the year, there are 175.4 rainfall days, and 31.3" (795mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. December is the month with the most snowfall. Snow falls for 2 days and accumulates 3.07" (78mm) 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 December in Marion, North Carolina, sunrise is at 7:19 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:25 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.5h of sunshine.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 low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Marion 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 in Marion?
When is the lowest UV index in Marion?
What is the UV index intensity in December?
Average temperature in December
Marion, NC
- Average high temperature in December: 48.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in December
Marion, 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
Marion, NC
- Average wind speed in December: 5.2mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in December
Marion, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May and December (77%).
The months with the lowest relative humidity are July and November (73%).
Average rainfall in December
Marion, NC
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is June (1.93").
Average rainfall days in December
Marion, NC
- Average rainfall days in December: 11.8 days
The months with the highest number of rainy days are May and July (19.3 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in December
Marion, NC
- Average snowfall in December: 3.07"
The month with the highest snowfall is December (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Marion, NC
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (3.8 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
Marion, NC
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Marion, NC
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Marion, 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
Marion, NC
- Average cloud cover in December: 42
The months with the most cloud cover are March and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Marion, NC
- Average visibility in December: 5mi
The months with the highest visibility are February, June, July, August, October and November (6mi).
The months with the lowest visibility are January, March, April, May, September and December (5mi).
Marion, North Carolina, USA
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