2018 Long Range Weather Forecast for Charleston, SC
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How to Read Long-Range Weather Forecasts
Long-range predictions show weather trends in temperatures and precipitation. For example, will the winter be colder or warmer than average? Will there be more or less snow than what's typical for your area? Our famous predictions (traditionally 80% accurate) are made 18 months in advance, and meant to help you make more informed decisions for long-term planning.
Here on Almanac.com, we provide free long-range forecasts for the next 30 to 60 days covering U.S. and Canadian regions. Find all 12 months of predictions in the annual Old Farmer's Almanac.
Free 2-Month Weather Forecast
AUGUST 2017: temperature 79° (1° below avg.); precipitation 6" (1" above avg.); Aug 1-9: Scattered t-storms, warm; Aug 10-13: T-storms, hot; Aug 14-18: Sunny inland, t-storms coast; Aug 19-27: Scattered t-storms, warm; Aug 28-31: Tropical storm threat.
SEPTEMBER 2017: temperature 75° (1° above avg.); precipitation 2.5" (2" below avg.); Sep 1-5: Sunny, nice; Sep 6-12: Isolated t-storms, hot; Sep 13-19: T-storms, then sunny, warm; Sep 20-26: T-storms, then sunny, cool; Sep 27-30: T-storms, then sunny, cool.
Annual Weather Summary: November 2017 to October 2018
Winter will be warmer and rainier than normal, with below-normal snowfall. The coldest periods will be in early January and early February. The best chances for snow will be in early January and early February. April and May will be drier than normal. Temperatures will be near normal in the south and below in the north. Summer will be slightly hotter than normal, on average, with above-normal rainfall. The hottest periods will be in early to mid-June, early August, and mid- to late August. Overall, September and October will be warmer and drier than normal. Watch for a tropical storm threat in early to mid-September.
About the Southeast Region
The Southeast long range weather region includes all or part of the following states: GEORGIA (Atlanta, Columbus, Macon, Sandy Springs, Savannah), NORTH CAROLINA (Charlotte, Durham, Greensboro, Raleigh, Winston-Salem), SOUTH CAROLINA (Charleston, Columbia, Greenville, Mount Pleasant, North Charleston), VIRGINIA (Chesapeake, Norfolk, Portsmouth, Suffolk, Virginia Beach).
Southeast Neighboring Regions
Here are the regions that neighbor the Southeast long range weather region:
Temperature and Precipitation November 2017 to October 2018
