Fairfield County Climate
Fairfield County, South Carolina
Avg Annual Temp
61.2°F
Annual Precip
45.5"
Annual Snowfall
0.0"
Extreme Heat Days
62
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Fairfield County Weather
Temperate but warmer than average
At 61.2°F, Fairfield County remains warmer than the national median while staying cooler than many coastal Southern regions. It offers a distinct four-season cycle without extreme national lows.
Cooler than the state benchmark
Fairfield is 1.6 degrees cooler than the South Carolina state average of 62.8°F. It is also drier than the state at large, receiving 45.5 inches of rain compared to the 48.9-inch average.
Drier than surrounding counties
Fairfield stands out for its lower precipitation, recording 45.5 inches annually against a state average of 48.9 inches. Its 61.2°F temperature makes it a cooler inland alternative to the Midlands.
Hot summers and snowless winters
July averages 80.0°F, contributing to 62 days of extreme heat annually. Winter temperatures average 43.9°F, yet the county surprisingly records 0.0 inches of annual snowfall.
Manage water and summer energy
With lower-than-average rainfall, residents should consider drought-resistant landscaping for the 62 days of heat. Winter gear can remain light, as snow is effectively non-existent in this county.
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.