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Anderson County Climate

Anderson County, South Carolina

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec61.3°AVG °F

Avg Annual Temp

61.3°F

Annual Precip

48.6"

Annual Snowfall

0.9"

Extreme Heat Days

56

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.4"
4.1"
4.4"
3.8"
3.7"
4.2"
4.1"
4.3"
3.8"
3.3"
3.8"
4.7"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Growing Degree Days

4,955

Excellent for heat-loving crops

Last spring frost (32°F): 03/29
First fall frost (32°F): 11/08

Seasonal Overview

Comfort ZoneSpring52°69°11.9"Summer76°80°12.6"Fall51°73°10.9"Winter42°46°13.2"20°40°60°80°100°

National Comparison

Warmer than 75% of US counties
Wetter than 72% of US counties
More seasonal variation than 24% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Anderson County

Climate Verdict

Anderson County has a warm, averaging 61.3°F year-round, moderately wet with 48.6 inches of annual precipitation, occasional hot days — 55.73333333333333 per year above 90°F, light snow averaging 0.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 42.2°F. summers are warm — July averages 79.8°F. The 38°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Anderson County closely matches the South Carolina statewide average temperature of 62.8°F.

Climate Profile

About Anderson County Weather

A mild climate above national averages

Anderson averages 61.3°F, placing it roughly eight degrees above the national median temperature. The humid subtropical climate brings 48.6 inches of rain per year to the Upstate.

One of the state's cooler counties

At 61.3°F, Anderson is one of South Carolina's cooler counties compared to the 62.8°F state average. Its location provides a slight reprieve from the peak heat found further south.

Cooler than its southern neighbors

Anderson is cooler than neighbor Abbeville at 62.1°F and significantly milder than Aiken at 64.1°F. It offers a more temperate environment than the central Savannah River region.

Occasional snow and warm summers

Summers are warm with a July average of 79.8°F and 56 days hitting 90°F or higher. Winter temperatures average 44.2°F, occasionally bringing 0.9 inches of annual snow.

Manage both heat and winter freezes

Residents should prepare for two months of extreme heat while maintaining systems for freezing winter nights. A light snow shovel is rarely needed but useful for the occasional dusting.

Frequently Asked Questions

What is the average temperature in Anderson County?
The average annual temperature in Anderson County, SC is 61.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Anderson County get?
Anderson County receives an average of 48.6 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 Anderson County?
Yes, Anderson County receives an average of 0.9 inches of snowfall per year according to NOAA climate normals.
How hot does Anderson County get in summer?
The average summer temperature (June-August) in Anderson County is 78.3°F. The county experiences an average of 56 days per year above 90°F.
How cold are winters in Anderson County?
The average winter temperature (December-February) in Anderson County is 44.2°F. January, typically the coldest month, averages 42.2°F.

Track your own weather in Anderson County

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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