December weather forecast and climate
Whittier, NC

The first month of the winter, December, is still a chilly month in Whittier, North Carolina, with average temperature ranging between min 32.4°F (0.2°C) and max 47.1°F (8.4°C).

Temperature

In Whittier, North Carolina, the average high-temperature marginally drops, from a fresh 53.6°F (12°C) in November, to a chilly 47.1°F (8.4°C). In Whittier, the average low-temperature is 32.4°F (0.2°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

In Whittier, North Carolina, during December, the rain falls for 12.4 days and regularly aggregates up to 3.94" (100mm) of precipitation. 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

The month with the shortest days in Whittier is December, with an average of 9.8h of daylight.

Sunshine

December has the least sunshine of the year in Whittier, North Carolina, with an average of 5.2h of sunshine.

UV index

Months with the lowest UV index in Whittier are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Whittier?

In December, in Whittier, the average high-temperature is 47.1°F (8.4°C), and the average low-temperature is 32.4°F (0.2°C).

What is the average humidity in December in Whittier?

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

How much does it rain in Whittier in December?

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

How much does it snow in Whittier in December?

In Whittier, North Carolina, during December, snow falls for 3.4 days and regularly aggregates up to 2.95" (75mm) of snow.

When does it snow the most in Whittier?

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.

What is the month with the shortest days in Whittier?

December has the shortest days of the year in Whittier, with an average of 9.8h of daylight.

How many hours of daylight does Whittier have in December?

In Whittier, the average length of the day in December is 9.8h.

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 many hours of sunshine does Whittier have in December?

In Whittier, North Carolina, the average sunshine in December is 5.2h.

What is the month with the lowest UV index in Whittier?

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

How high is the UV index in December in Whittier?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.
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"

Months with the highest atmospheric pressure are January and November (30.15").
The month with the lowest atmospheric pressure is June (29.99").

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%

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").
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

Months with the highest number of snowfall days are January and February (5.3 days).
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: 9.8h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in December: 5.2h

The month with the most sunshine is June (Average sunshine: 10.2h).
The month with the least sunshine is December (Average sunshine: 5.2h).

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

Months with the highest UV index are May, June, July and August (UV index 5).
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

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).