Fairfield County Climate

Fairfield County, South Carolina

JanFebMarAprMayJunJulAugSepOctNovDec61.2°AVG °F

Avg Annual Temp

61.2°F

Annual Precip

45.5"

Annual Snowfall

0.0"

Extreme Heat Days

62

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.9"
3.6"
4.0"
3.1"
3.2"
4.2"
4.2"
4.6"
3.9"
3.3"
3.2"
4.1"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring52°69°10.4"Summer76°80°13.0"Fall51°73°10.3"Winter42°45°11.7"20°40°60°80°100°

National Comparison

Warmer than 72% of US counties
Wetter than 58% of US counties
More seasonal variation than 23% of US counties

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

What is the average temperature in Fairfield County?
The average annual temperature in Fairfield County, SC is 61.2°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Fairfield County get?
Fairfield County receives an average of 45.5 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Fairfield County?
Fairfield County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Fairfield County get in summer?
The average summer temperature (June-August) in Fairfield County is 78.2°F. The county experiences an average of 62 days per year above 90°F.
How cold are winters in Fairfield County?
The average winter temperature (December-February) in Fairfield County is 43.9°F. January, typically the coldest month, averages 42.0°F.

Track your own weather in Fairfield County

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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.

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