December weather forecast
Okatie, SC

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Weather in December

The first month of the winter, December, is still a comfortable month in Okatie, South Carolina, with an average temperature varying between 61.5°F (16.4°C) and 47.1°F (8.4°C).

Temperature

Okatie's average high-temperature marks a still enjoyable 61.5°F (16.4°C) with the advent of December, closely mirroring that of the preceding month. The average temperature in Okatie drops to a frosty 47.1°F (8.4°C) during the night in the month of December.

Humidity

The months with the highest humidity in Okatie are August and December, with an average relative humidity of 77%.

Rainfall

In December, the rain falls for 7.1 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Okatie, there are 117.5 rainfall days, and 10.79" (274mm) of precipitation is accumulated.

Snowfall

The only month with snowfall in Okatie is December. The month with the most snowfall days in Okatie is December, when snow falls for 0.1 days.

Daylight

December has the shortest days of the year in Okatie, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:07 am and sunset at 5:18 pm. On the last day of December, in Okatie, South Carolina, sunrise is at 7:24 am and sunset at 5:29 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 5.5h of sunshine.

UV index

In Okatie, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in December converts into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the temperature in December in Okatie?

In Okatie, in December, the average high-temperature is 61.5°F (16.4°C), and the average low-temperature is 47.1°F (8.4°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 95°F (35°C).

What is the most humid month in Okatie?

The months with the highest humidity in Okatie, South Carolina, are August and December, with an average relative humidity of 77%.

What is the average humidity in December in Okatie?

In Okatie, the average relative humidity in December is 77%.

How much does it rain in Okatie in December?

In December, the rain falls for 7.1 days. Throughout December, 1.14" (29mm) of precipitation is accumulated.

What is the snowiest month in Okatie?

December has the most snowfall days of the year in Okatie, South Carolina. Snow falls for 0.1 days.

When does it start snowing in Okatie?

December is the first month it typically snows in Okatie, South Carolina. Throughout December, there are 0.1 snowfall days.

What is the month with the shortest days in Okatie?

December has the shortest days of the year in Okatie, with an average of 10h and 6min of daylight.

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

The average day length in December is 10h and 4min.

When are sunrise and sunset in December in Okatie?

On the first day of December, sunrise is at 7:07 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:29 pm EST.

What is the month with the least sunshine in Okatie?

December has the least sunshine of the year, with an average of 5.5h of sunshine.

How many hours of sunshine does Okatie have in December?

In Okatie, South Carolina, the average sunshine duration in December is 5.5h.

What is the UV index intensity in December in Okatie?

In Okatie, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Okatie, SC

Average temperature in December - Okatie, SC
  • Average high temperature in December: 61.5°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in December: 47.1°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

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Average pressure in December
Okatie, SC

Average pressure in December - Okatie, SC
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in December
Okatie, SC

Average wind speed in December - Okatie, SC
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in December
Okatie, SC

Average humidity in December - Okatie, SC
  • Average humidity in December: 77%

The months with the highest relative humidity are August and December (77%).
The months with the lowest relative humidity are January and March (72%).

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Average rainfall in December
Okatie, SC

Average rainfall in December - Okatie, SC
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in December
Okatie, SC

Average rainfall days in December - Okatie, SC
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (4.8 days).

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Average snowfall days in December
Okatie, SC

Average snowfall days in December - Okatie, SC
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Okatie, SC
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in December
Okatie, SC

Average sunshine days in December - Okatie, SC
  • Average sunshine days in December: 21.6 days

The month with the most sunshine days is November (23.8 days).
The month with the least sunshine days is August (9.5 days).

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Average UV index in December
Okatie, SC

Average UV index in December - Okatie, SC
  • Average UV index in December: 4

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in December
Okatie, SC

Average cloud cover in December - Okatie, SC
  • Average cloud cover in December: 40

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in December
Okatie, SC

Average visibility in December - Okatie, 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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Okatie, South Carolina, USA

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