December weather forecast
Whittier, NC

Weather in December

The first month of the winter, December, is also a frosty month in Whittier, North Carolina, with an average temperature varying between 47.1°F (8.4°C) and 32.4°F (0.2°C).

Temperature

In December, the average high-temperature marginally drops from a cool 53.6°F (12°C) in November to a frosty 47.1°F (8.4°C). The average low-temperature, in Whittier, is 32.4°F (0.2°C).

Humidity

The average relative humidity in December in Whittier is 80%.

Rainfall

In Whittier, 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. December is the month with the most snowfall. Snow falls for 3.4 days and accumulates 2.95" (75mm) of snow.

Daylight

The month with the shortest days in Whittier is December, with an average of 9h and 49min of daylight.
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 5:30 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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Whittier?

In Whittier, North Carolina, the average relative humidity in December is 80%.

How many days does it rain in December in Whittier?

In Whittier, North Carolina, in December, during 12.4 rainfall days, 3.94" (100mm) of precipitation is typically accumulated.

What is the snowiest month in Whittier?

The month with the most snowfall in Whittier, North Carolina, is December, when snow falls for 3.4 days and typically aggregates up to 2.95" (75mm) of snow.

How many days does it snow in December in Whittier?

In December, it is snowing for 3.4 days. Throughout December, 2.95" (75mm) of snow is accumulated.

What is the month with the shortest days in Whittier?

With an average of 9h and 49min of daylight, December has the shortest days of the year in Whittier, North Carolina.

What is the average length of the day in December in Whittier?

In December, the average day length is 9h and 49min.

When is the sunrise / sunset in December in Whittier?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 5:20 pm. On the last day of the month, in Whittier, sunrise is at 7:42 am and sunset at 5:30 pm EST.

What is the month with the least sunshine in Whittier?

The month with the least sunshine in Whittier, North Carolina, is December, with an average of 5.2h of sunshine.

How long on average sun shines in December in Whittier?

The average sunshine duration in December in Whittier, North Carolina, is 5.2h.

What are the months with the lowest UV index in Whittier?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

What is the UV index reading in December in Whittier?

In December, the average daily maximum UV index in Whittier is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Whittier, NC

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).

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Average pressure in December
Whittier, NC

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).

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Average wind speed in December
Whittier, NC

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).

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Average humidity in December
Whittier, NC

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%).

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Average rainfall in December
Whittier, NC

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").

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Average rainfall days in December
Whittier, NC

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).

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Average snowfall in December
Whittier, NC

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").

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Average snowfall days in December
Whittier, NC

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).

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Average daylight in December /
Average sunshine in December
Whittier, NC

Average daylight in December / Average sunshine in December - Whittier, NC
  • Average daylight in December: 9h and 49min

The month with the longest days is June (Average daylight: 14h and 31min).
The month with the shortest days is December (Average daylight: 9h and 49min).

  • Average sunshine in December: 5h and 12min

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).

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Average sunshine days in December
Whittier, NC

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).

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Average UV index in December
Whittier, NC

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).

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Average cloud cover in December
Whittier, NC

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).

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Average visibility in December
Whittier, NC

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).

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