December weather forecast
McConnells, SC

Weather in December

December, the first month of the winter, in McConnells, is still a cool month, with average temperature varying between 38.5°F (3.6°C) and 52.9°F (11.6°C).

Temperature

In McConnells, the average high-temperature slightly decreases, from a moderate 59.9°F (15.5°C) in November, to a cool 52.9°F (11.6°C). In December, the average low-temperature is 38.5°F (3.6°C).

Humidity

May and December, with an average relative humidity of 75%, are most humid months in McConnells, South Carolina.

Rainfall

December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 3.54" (90mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. The month with the most snowfall is December when snow falls for 0.6 days and typically aggregates up to 1.65" (42mm) of snow.

Daylight

With an average of 9.9h of daylight, December has the shortest days of the year in McConnells, South Carolina.

Sunshine

December has the least sunshine of the year in McConnells, with an average of 5.3h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in McConnells. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the most humid months in McConnells?

Months with the highest humidity in McConnells are May and December, with an average relative humidity of 75%.

What is the average humidity in December in McConnells?

In December, the average relative humidity in McConnells is 75%.

What is the rainiest month in McConnells?

The month with the most rainfall in McConnells is December when the rain falls for 11.5 days and typically aggregates up to 3.54" (90mm) of precipitation.

How many days does it rain in December in McConnells?

In December, in McConnells, the rain falls for 11.5 days. Throughout December, 3.54" (90mm) of precipitation is accumulated.

When does it snow the most in McConnells?

December is the month with the most snowfall in McConnells, South Carolina. Snow falls for 0.6 days and accumulates 1.65" (42mm) of snow.

When does it start to snow in McConnells?

December is the first month it typically snows in McConnells, South Carolina. Throughout December, in the average 0.6 snowfall days, it receives 1.65" (42mm) of snow.

What is the month with the shortest days in McConnells?

With an average of 9.9h of daylight, December has the shortest days of the year in McConnells.

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

In December, the average length of the day in McConnells, South Carolina, is 9.9h.

What is the month with the least sunshine in McConnells?

The month with the least sunshine in McConnells, South Carolina, is December, with an average of 5.3h of sunshine.

How many hours of sunshine does McConnells have in December?

In December, the average sunshine in McConnells is 5.3h.

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

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

What is the UV index intensity in December in McConnells?

In December, the average daily maximum UV index in McConnells is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.

Average temperature in December
McConnells, SC

Average temperature in December - McConnells, SC
  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (49.5°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).

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Average pressure in December
McConnells, SC

Average pressure in December - McConnells, SC
  • Average pressure in December: 30.14"

The month with the highest atmospheric pressure is November (30.15").
The month with the lowest atmospheric pressure is June (29.98").

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Average wind speed in December
McConnells, SC

Average wind speed in December - McConnells, SC
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
McConnells, SC

Average humidity in December - McConnells, SC
  • Average humidity in December: 75%

Months with the highest relative humidity are May and December (75%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in December
McConnells, SC

Average rainfall in December - McConnells, SC
  • Average rainfall in December: 3.54"

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in December
McConnells, SC

Average rainfall days in December - McConnells, SC
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in December
McConnells, SC

Average snowfall in December - McConnells, SC
  • Average snowfall in December: 1.65"

The month with the highest snowfall is December (1.65").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
McConnells, SC

Average snowfall days in December - McConnells, SC
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (1.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
McConnells, SC

Average daylight in December / Average sunshine in December - McConnells, SC
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 5.3h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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Average sunshine days in December
McConnells, SC

Average sunshine days in December - McConnells, SC
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in December
McConnells, SC

Average UV index in December - McConnells, SC
  • Average UV index in December: 2

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

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Average cloud cover in December
McConnells, SC

Average cloud cover in December - McConnells, SC
  • Average cloud cover in December: 44

Months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
McConnells, SC

Average visibility in December - McConnells, SC
  • Average visibility in December: 6mi

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

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