Beaufort County Climate
Beaufort County, South Carolina
Avg Annual Temp
67.5°F
Annual Precip
45.0"
Annual Snowfall
0.0"
Extreme Heat Days
65.75
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Beaufort County Weather
One of the nation's warmest spots
Beaufort is exceptionally warm with a 67.5°F annual average, far exceeding the national median. This maritime humid subtropical climate receives 45.0 inches of rain per year.
A temperature leader in South Carolina
Beaufort is nearly five degrees warmer than the South Carolina state average of 62.8°F. It consistently ranks as one of the warmest counties in the entire state.
Warmer than nearby inland counties
It is significantly warmer than inland Berkeley at 66.1°F and far exceeds the state average. The coastal location keeps temperatures high even during the winter months.
Warm winters and humid July peaks
July temperatures average 83.1°F, leading to 66 extreme heat days per year. Winters are the warmest in the region at 52.4°F, and annual snowfall is recorded at zero.
Invest in cooling and moisture control
Residents can skip the snow gear entirely but should invest in high-capacity cooling for humid summers. Coastal humidity makes the 83.1°F July average feel significantly warmer than the number suggests.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.