Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December observes an average high-temperature of a still comfortable 61.5°F (16.4°C), marking an insignificant difference from November's 66.6°F (19.2°C). An average low-temperature of 47.1°F (8.4°C) marks the nights throughout December.Humidity
August and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In Okatie, during December, the rain falls for 7.1 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Okatie, South Carolina, during the entire year, the rain falls for 117.5 days and collects up to 10.79" (274mm) of precipitation.Snowfall
The only month with snowfall is December. The month with the most snowfall days is December, when snow falls for 0.1 days.Daylight
December has the shortest days of the year, 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, sunrise is at 7:24 am and sunset at 5:29 pm EST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year.UV index
In Okatie, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 during December translates into the following guidance:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Okatie in December?
What is the most humid month in Okatie?
What is the average humidity in December?
How much does it rain in Okatie in December?
When does it snow the most?
When does it start to snow?
What is the month with the shortest days in Okatie?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
How high is the UV index in December?
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).
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).
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).
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%).
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").
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).
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).
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).
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).
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).
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).
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).
Okatie, South Carolina, USA
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