Charleston, South Carolina
Island Connections Realty
The climate of the Charleston region is "temperate to CLIMATOLOGICAL FACTS subtropical." With an average of 63% days of sunshine and an average growing season of 294 days every year, the Latitude: 32o 54' N
Charleston area offers an outstanding climate that allows year- Longitude: 80o02' W round enjoyment. Average Temperatures: Daily Maximum: 75.9
Spring: Daily Minimum: 54.7
The Spring season is the most spectacular time of the Average: 65.3 year in the area. There are rapid changes from windy and cool % Possible Sunshine: 63%
in March to warm and pleasant in May. Average temperatures Heating degree days: 2005 range from 58 to 72 degrees. Azaleas, dogwoods and other Cooling degree days: 2306 Spring garden flowers bloom in abundance throughout the Average Precipitation: 51.53 inches region from early March into early June. Avg. Relative Humidity(7 a.m.): 86%
Summer: Prevailing Direction: SSW
Summer in the Charleston area is warm and humid. The Main speed (MPH): 8.6 average monthly temperature ranges from 78 to 82 degrees, with average daily maximum temperatures of 88 to 91 degrees and temperatures above 100 degrees infrequent. The area's coastal location causes a cooling effect, making average temperatures often several degrees cooler than temperatures inland. Summer is the area's rainiest season with 37% of total rainfall occurring during this period. However, rain normally occurs as summer showers or thunderstorms.
The Fall season begins with continued warm weather with pre-winter cold spells occurring by late November. Temperatures average from 76 degrees in September to 58 degrees by November. From late September to early
November, the weather is mostly sunny and temperature extremes are rare. Late Summer and early Fall are the period of maximum threat to the South Carolina coast for hurricanes.
Winter in the Charleston Metro area starts in December and runs through February. Winter is normally mild with periods of rain and a slight chance of snow flurries in late December and early January. During the winter, daily temperatures average between 48 and 51 degrees. With an average occurrence of the first freeze occurring in early
December and the last freeze in late February, temperatures of 20 degrees or less are very infrequent.
Source: U.S. Department of Commerce, National Climatic Data Center