Georgia Historical Weather Data & Climate

Historical Climate Data for 54 Cities  •  1981–2025

°F / °C

Georgia Climate Overview

Georgia has an average annual temperature of 61.5°F (across all 54 cities) with approximately 1253 mm of annual precipitation and average humidity of 76%. The warmest city is Athens with average July highs of 101.5°F, while Dalton is the coldest with average January lows of 13.6°F. This page covers 45 years of NASA POWER climate data (1981–2025) including temperature, rainfall, humidity, wind speed, and solar radiation.

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Quick Climate Facts

(1981 – 2025)
Hottest City
🔥
Athens
Jul High: 101.5°F
Coldest City
❄️
Dalton
Jan Low: 13.6°F
Wettest City
💧
Gainesville
1401 mm/yr
Driest City
🏜️
Grovetown
1148 mm/yr
Hottest Month
🌞
Jul
Avg High: 98.8°F
Coldest Month
🧊
Jan
Avg Low: 17.4°F
Cities With Data
🏙️
54
cities in Georgia
Data Coverage
📅
45 yrs
1981 – 2025

🏙️ Cities in Georgia — Weather History

📅 Georgia Monthly Climate Averages

🌡️ State-Wide Monthly Temperature

Average across all 54 cities · 1981–2025 · °F

🌧️ Monthly Precipitation

State-wide average · mm/month

📖 Georgia Seasonal Climate Guide

Jul is typically the warmest month across Georgia with average highs around 98.8°F, while Jan is the coldest with average lows near 17.4°F. Jul is the wettest month with approximately 121 mm of rainfall on average.
MonthMax TempMin TempAvg Temp Rain (mm)HumidityWind (m/s)Solar (kWh/m²)
Jan 67.8°F 17.4°F 42.6°F 115 82% 1.1 2.70
Feb 71.1°F 21.9°F 46.6°F 118 82% 1.1 3.30
Mar 76.8°F 25.7°F 51.3°F 121 80% 1.1 4.40
Apr 82.9°F 34.3°F 58.6°F 96 77% 1.0 5.50
May 89.4°F 45.5°F 67.5°F 93 75% 0.9 6.00
Jun 96.1°F 57.4°F 76.8°F 108 72% 0.8 6.10
Jul 98.8°F 64°F 81.5°F 121 71% 0.8 6.00
Aug 98.1°F 62.2°F 80.2°F 109 71% 0.7 5.50
Sep 93.9°F 51.1°F 72.5°F 96 71% 0.9 4.80
Oct 86.5°F 36.7°F 61.7°F 81 72% 0.9 4.00
Nov 77.9°F 27°F 52.5°F 96 76% 1.0 3.00
Dec 70.3°F 21.2°F 45.9°F 112 82% 1.0 2.40

📈 Georgia Yearly Climate Trends

🌡️ Annual Temperature Trend

State-wide avg annual high & low · Last 10 years

📈 Georgia Long-Term Climate Trends (1981–2025)

This chart shows how Georgia's average temperatures have shifted across 45 years. Use the range buttons to focus on recent decades or view the full historical record. Data is averaged across all 54 cities in the state.

🌧️ Annual Precipitation Trend

State-wide avg annual precipitation · Last 10 years · mm/year

🔗 Explore Cities in Georgia

Browse detailed weather history, monthly averages, and 45-year climate trends for every city in Georgia.

Looking for another state? 🇺🇸 Explore All US States & Cities →

❓ Frequently Asked Questions

What is the hottest city in Georgia?
Athens is the hottest city in Georgia with an average July high of 101.5°F based on 45 years of data. View Athens weather history →
What is the coldest city in Georgia?
Dalton is the coldest city with average January lows of 13.6°F. View Dalton weather history →
Which city in Georgia gets the most rain?
Gainesville is the wettest city in Georgia with approximately 1401 mm of annual precipitation on average. View Gainesville weather history →
What is the warmest month in Georgia?
Jul is the warmest month across Georgia, with state-wide average highs of 98.8°F and average lows of 64°F.
How many cities in Georgia have weather data?
TownPillar has historical weather data for 54 cities in Georgia, covering 45 years of NASA POWER climate records from 1981 to 2025.
Which month has the most sunshine in Georgia?
Jun is the sunniest month across Georgia with an average solar radiation of 6.10 kWh/m²/day state-wide. This solar radiation data from NASA POWER is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability.
Where does this climate data come from?
All data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis data. It includes monthly temperature, precipitation, humidity, wind speed, and solar radiation at 0.5° × 0.625° spatial resolution.

📚 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources). Data covers 45 years (1981–2025) across 54 cities in Georgia at monthly temporal resolution.