Winston-Salem
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Winston-Salem, NC

Lit skyscrapers and streets seen at dusk in Winston - Salem City, North Carolina, and a far view of the colorful sunset sky, with orange and red parts
Lit skyscrapers and streets seen at dusk in Winston - Salem City, North Carolina, and a far view of the colorful sunset sky, with orange and red parts
The first month of the winter, December, is still a cool month in Winston-Salem, North Carolina, with temperature in the range of an average low of 29.5°F (-1.4°C) and an average high of 50.4°F (10.2°C).

Temperature

In December, the average high-temperature decreases, from a mild 60.1°F (15.6°C) in November, to a fresh 50.4°F (10.2°C). In Winston-Salem, in December, the average low-temperature is 29.5°F (-1.4°C).

Rainfall

In Winston-Salem, in December, during 9 rainfall days, 3.5" (89.2mm) of precipitation is typically accumulated. Throughout the year, in Winston-Salem, there are 106 rainfall days, and 43.4" (1102.3mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall.

Daylight

December has the shortest days of the year, with an average of 9.7h of daylight.

Sunshine

January and December, with an average of 5h of sunshine, are months with the least sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Winston-Salem, North Carolina. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to the UV radiation for average individuals.
In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Winston-Salem?

The average high-temperature, in December, in Winston-Salem, is 50.4°F (10.2°C), while the average low-temperature is 29.5°F (-1.4°C).

How many days does it rain in December in Winston-Salem?

In December, the rain falls for 9 days. Throughout December, 3.5" (89.2mm) of precipitation is accumulated.

How much does it snow in Winston-Salem in December?

In Winston-Salem, North Carolina, in December, 1.7" (43.2mm) of snow is typically accumulated.

What is the month with the shortest days in Winston-Salem?

With an average of 9.7h of daylight, December has the shortest days of the year in Winston-Salem.

How many hours of daylight does Winston-Salem have in December?

In December, the average length of the day in Winston-Salem is 9.7h.

What is the month with the least sunshine in Winston-Salem?

January and December, with an average of 5h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Winston-Salem?

In Winston-Salem, the average sunshine in December is 5h.

When is the lowest UV index in Winston-Salem?

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

How high is the UV index in December in Winston-Salem?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation.
Average temperature in December - Winston-Salem, NC
  • Average high temperature in December: 50.3°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (49.5°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (66.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average rainfall in December - Winston-Salem, NC
  • Average rainfall in December: 3.5"

The wettest month (with the highest rainfall) is July (4.7").
The driest month (with the lowest rainfall) is November (2.6").

Average rainfall days in December - Winston-Salem, NC
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (11 days).
The month with the lowest number of rainy days is October (6 days).

Average snowfall in December - Winston-Salem, NC
  • Average snowfall in December: 1.7"

The month with the highest snowfall is January (3").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in December / Average sunshine in December - Winston-Salem, NC
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 5h

Months with most sunshine are May, June and July (Average sunshine: 9h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in December - Winston-Salem, NC
  • Average UV index in December: 2

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).