December weather forecast
Windsor Heights, SC

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Weather in December

December, the first month of the winter in Windsor Heights, is still a mild month, with temperature in the range of an average high of 55.6°F (13.1°C) and an average low of 41.7°F (5.4°C).

Temperature

With the arrival of December, Windsor Heights experiences a modest decline in average high-temperatures, transitioning from an enjoyable 61.7°F (16.5°C) in November to a moderate 55.6°F (13.1°C). During December, Windsor Heights witnesses a consistent average low-temperature of 41.7°F (5.4°C).

Humidity

The average relative humidity in December is 74%.

Rainfall

In December, in Windsor Heights, South Carolina, the rain falls for 8 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. In Windsor Heights, South Carolina, during the entire year, the rain falls for 116.1 days and collects up to 11.42" (290mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:10 am and sunset at 5:12 pm. On the last day of December, in Windsor Heights, South Carolina, sunrise is at 7:28 am and sunset at 5:23 pm EST.

Sunshine

The months with the least sunshine in Windsor Heights, South Carolina, are January and December, with an average of 5.6h of sunshine.

UV index

In Windsor Heights, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 3 in December translates into these instructions:
Heed the precautions - It is counselled to guard against solar damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Windsor Heights in December?

The average high-temperature, in December, in Windsor Heights, is 55.6°F (13.1°C), while the average low-temperature is 41.7°F (5.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in September is evaluated at 89.6°F (32°C).

What is the average humidity in December in Windsor Heights?

The average relative humidity in December in Windsor Heights, South Carolina, is 74%.

How many days does it rain in December in Windsor Heights?

In December, in Windsor Heights, the rain falls for 8 days. Throughout December, 1.1" (28mm) of precipitation is accumulated.

When it does not snow in Windsor Heights?

In Windsor Heights, snow does not fall in March through December.

Does it snow in Windsor Heights in December?

In Windsor Heights, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Windsor Heights?

December has the shortest days of the year, with an average of 9h and 54min of daylight.

How many hours of daylight does Windsor Heights have in December?

The average day length in December is 9h and 55min.

When are sunrise and sunset in December in Windsor Heights?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 5:12 pm. On the last day of the month, in Windsor Heights, South Carolina, sunrise is at 7:28 am and sunset at 5:23 pm EST.

What are the months with the least sunshine in Windsor Heights?

The months with the least sunshine in Windsor Heights are January and December, with an average of 5.6h of sunshine.

How long on average sun shines in December in Windsor Heights?

In Windsor Heights, South Carolina, the average sunshine duration in December is 5.6h.

What is the UV index reading in December in Windsor Heights?

In December, the average daily maximum UV index in Windsor Heights is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Windsor Heights, SC

Average temperature in December - Windsor Heights, SC
  • Average high temperature in December: 55.6°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in December: 41.7°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in December
Windsor Heights, SC

Average pressure in December - Windsor Heights, SC
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in December
Windsor Heights, SC

Average wind speed in December - Windsor Heights, SC
  • Average wind speed in December: 7.2mph

The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Windsor Heights, SC

Average humidity in December - Windsor Heights, SC
  • Average humidity in December: 74%

The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January, March and November (70%).

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Average rainfall in December
Windsor Heights, SC

Average rainfall in December - Windsor Heights, SC
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.59").

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Average rainfall days in December
Windsor Heights, SC

Average rainfall days in December - Windsor Heights, SC
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is November (5.8 days).

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Average snowfall in December
Windsor Heights, SC

Average snowfall in December - Windsor Heights, SC
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Windsor Heights, SC

Average snowfall days in December - Windsor Heights, SC
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

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Average daylight in December /
Average sunshine in December
Windsor Heights, SC

Average daylight in December / Average sunshine in December - Windsor Heights, SC
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in December
Windsor Heights, SC

Average sunshine days in December - Windsor Heights, SC
  • Average sunshine days in December: 21.2 days

The month with the most sunshine days is October (23.9 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in December
Windsor Heights, SC

Average UV index in December - Windsor Heights, SC
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Windsor Heights, SC

Average cloud cover in December - Windsor Heights, SC
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).

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Average visibility in December
Windsor Heights, SC

Average visibility in December - Windsor Heights, SC
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Windsor Heights, South Carolina, USA

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