Rockdale County Climate

Name: Rockdale County Climate Normals
Creator: NOAA National Centers for Environmental Information
License: https://www.usa.gov/government-works

Rockdale County, Georgia

NOAA NCEI 1991-2020 Climate Normals

Avg Annual Temp

62.1°F

Annual Precip

50.5"

Annual Snowfall

1.3"

Extreme Heat Days

days >= 90°F/yr

Monthly Temperature

Precipitation Calendar

Dry

Wet❄= snowfall

❄4.5"

❄5.1"

5.1"

3.4"

2.9"

4.6"

4.5"

4.2"

3.8"

3.2"

4.2"

❄4.9"

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Growing Season & Gardening

USDA Hardiness Zone

Minimum winter temperature range for plant survival

Seasonal Overview

National Comparison

Warmer than 78% of US counties

Wetter than 77% of US counties

More seasonal variation than 22% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Rockdale County

Climate Verdict

Rockdale County has a warm, averaging 62.1°F year-round, moderately wet with 50.5 inches of annual precipitation, occasional hot days — 52.3 per year above 90°F, light snow averaging 1.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 43.0°F. summers are warm — July averages 79.9°F. The 37°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

Rockdale County closely matches the Georgia statewide average temperature of 63.7°F.

Frequently Asked Questions

What is the average temperature in Rockdale County?

The average annual temperature in Rockdale County, GA is 62.1°F, based on NOAA 30-year climate normals (1991-2020).

How much rain does Rockdale County get?

Rockdale County receives an average of 50.5 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 Rockdale County?

Yes, Rockdale County receives an average of 1.3 inches of snowfall per year according to NOAA climate normals.

How hot does Rockdale County get in summer?

The average summer temperature (June-August) in Rockdale County is 78.7°F. The county experiences an average of 52 days per year above 90°F.

How cold are winters in Rockdale County?

The average winter temperature (December-February) in Rockdale County is 45.2°F. January, typically the coldest month, averages 43.0°F.

Track your own weather in Rockdale 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 May 14, 2026Reviewed by Evan Brooks, Data Editor

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