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
Whittier's weather subtly changes with the onset of December, barely falling from a cool 53.6°F (12°C) in November to a frosty 47.1°F (8.4°C). An average low-temperature of 32.4°F (0.2°C) is common during the nights of December.Humidity
The average relative humidity in December is 80%.Rainfall
In Whittier, in December, during 12.4 rainfall days, 3.94" (100mm) of precipitation is typically accumulated. Throughout the year, there are 189.2 rainfall days, and 40.39" (1026mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 3.4 days and typically aggregates up to 2.95" (75mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Whittier.On the first day of the month, sunrise is at 7:24 am and sunset at 5:20 pm. On the last day of December, in Whittier, sunrise is at 7:42 am and sunset at 5:31 pm EST.
Sunshine
The month with the least sunshine in Whittier is December, with an average of 5.2h 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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the usual temperature for Whittier in December?
What is the average humidity in December in Whittier?
How much does it rain in Whittier in December?
When does it snow the most in Whittier?
How many days does it snow in December in Whittier?
What is the month with the shortest days in Whittier?
What is the average length of the day in December in Whittier?
When are sunrise and sunset in December in Whittier?
What is the month with the least sunshine in Whittier?
How many hours of sunshine does Whittier have in December?
What are the months with the lowest UV index in Whittier?
What is the UV index reading in December in Whittier?
Average temperature in December
Whittier, NC
- Average high temperature in December: 47.1°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Whittier, NC
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Whittier, NC
- Average wind speed in December: 5.3mph
The windiest months (with the highest average wind speed) are January, February and April (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.1mph).
Average humidity in December
Whittier, NC
- Average humidity in December: 80%
The months with the highest relative humidity are May and September (81%).
The month with the lowest relative humidity is November (77%).
Average rainfall in December
Whittier, NC
- Average rainfall in December: 3.94"
The wettest month (with the highest rainfall) is July (4.33").
The driest month (with the least rainfall) is September (2.56").
Average rainfall days in December
Whittier, NC
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in December
Whittier, NC
- Average snowfall in December: 2.95"
The month with the highest snowfall is December (2.95").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Whittier, NC
- Average snowfall days in December: 3.4 days
The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Whittier, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Whittier, NC
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Whittier, NC
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Whittier, NC
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 37).
Average visibility in December
Whittier, NC
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Whittier, North Carolina, USA
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