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Beaufort County Climate

Beaufort County, South Carolina

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec67.5°AVG °F

Avg Annual Temp

67.5°F

Annual Precip

45.0"

Annual Snowfall

0.0"

Extreme Heat Days

66

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.9"
2.9"
3.1"
3.1"
2.5"
5.0"
5.6"
6.5"
4.0"
3.8"
2.5"
3.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9a

Minimum winter temperature range for plant survival

Growing Degree Days

6,650

Excellent for heat-loving crops

Last spring frost (32°F): 03/03
First fall frost (32°F): 12/09

Seasonal Overview

Comfort ZoneSpring60°74°8.7"Summer80°83°17.1"Fall60°78°10.3"Winter51°54°9.0"20°40°60°80°100°

National Comparison

Warmer than 94% of US counties
Wetter than 58% of US counties
More seasonal variation than 10% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Beaufort County

Climate Verdict

Beaufort County has a warm, averaging 67.5°F year-round, moderately wet with 45.0 inches of annual precipitation, significant summer heat with 65.75 days annually above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 50.6°F. summers are hot, with July averaging 83.1°F. The 32°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Beaufort County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Beaufort County is 4.7°F warmer than the South Carolina statewide average of 62.8°F, it is somewhat drier than average for South Carolina.

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

What is the average temperature in Beaufort County?
The average annual temperature in Beaufort County, SC is 67.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Beaufort County get?
Beaufort County receives an average of 45.0 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 Beaufort County?
Beaufort County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Beaufort County get in summer?
The average summer temperature (June-August) in Beaufort County is 81.9°F. The county experiences an average of 66 days per year above 90°F.
How cold are winters in Beaufort County?
The average winter temperature (December-February) in Beaufort County is 52.4°F. January, typically the coldest month, averages 50.6°F.

Track your own weather in Beaufort 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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