Gainesville, Georgia Weather History

Georgia, United States  •  45 yrs data 📍 34.2987°N, 83.8412°W
°F / °C
☀️

Quick Climate Facts

(1981 – 2025)
Hottest Month
🔥
Jul
Avg 79°F
Min 60.4°F
Max 97.6°F
Coldest Month
❄️
Jan
Avg 38.8°F
Min 13.6°F
Max 63.9°F
Wettest Month
🌧️
Dec
133 mm
Driest Month
🏜️
Oct
99 mm
Most Humid
💧
Dec
82%
Least Humid
🌬️
Aug
71%
Highest Ever
🌡️
108.1°F
Jun 2012
Lowest Ever
🧊
-8.6°F
Feb 1996
Monthly Climate Data
Month 🌤️ High Low Avg Humid % Rain (mm) Wind (m/s) Solar (kWh/m²)

Showing average climate conditions across 45 years (1981–2025)

🌍 Weather in Gainesville Across Seasons

❄️ Winter in Gainesville

January is Gainesville's coldest month, with average lows reaching 13.6°F.
🌡️ December to February (avg)  ·  17.1°F66°F

🧥 Pack heavy layers and prepare for snow — this is a Severe Winter destination.

☀️ Summer in Gainesville

Summer temperatures in Gainesville peak in July, climbing to 97.7°F.
🌡️ June to August (avg)  ·  57.6°F96.4°F

🌤️ Limit midday outdoor exposure and stay hydrated — this is an intense Hot Summer.

🌧️ Rainy Season in Gainesville

Gainesville sees its highest rainfall in December, receiving approximately 133 mm of precipitation.
🌧️ December to February (avg)  ·  up to 133 mm

☔ Moderate Rainfall expected — carry rain gear and plan outdoor activities around these months.

📅 Monthly Averages

🌡️ Temperature Patterns

Monthly averages · 1981–2025 climate normals · °F

🌡️ Gainesville Monthly Temperature Guide

Jul is the hottest month in Gainesville, with average highs reaching 97.6°F, while Jan is the coldest with lows dropping to 13.6°F.

Temperatures rise steadily from spring, peak in Jul, and gradually decline through fall into winter.

These seasonal patterns make summer ideal for outdoor activities, while winters bring freezing conditions and heavy snowfall.

🌧️ Rainfall Distribution

Monthly rainfall · 1981–2025 seasonal trends · mm/month

💨 Humidity & Wind Speed

Monthly averages · 1981–2025

💧 Rainfall & Humidity in Gainesville

Gainesville receives its highest rainfall in Dec, while humidity peaks during winter months.
🌧️ Wettest: Dec — 133 mm ☀️ Driest: Oct — 99 mm

💧 Humidity peaks at 82% in Dec · annual avg 77%

🌍 Climate Summary

Avg Annual Temp:58.6°F
Avg Annual Rainfall:1419 mm
Avg Humidity:77%
Data Period:1981 – 2025

Gainesville Climate Overview

Gainesville has a warm temperate climate with warm summers and freezing winters.

Temperatures peak in Jul and drop to their lowest in Jan, while rainfall is highest during winter months.

Humidity remains high throughout the year, especially during winter months, creating cold and damp conditions.

📈 Yearly Trends

The warmest year in Gainesville's recorded history was 2016 (avg: 61.3°F), while the coldest year was 1996 (avg: 55.4°F), based on annual average temperatures.

📊 Key Climate Trends

🌡️ Annual Temperature Trend

View Range:

Average annual high/low · Last 10 years · °F

Gainesville's temperatures has remained relatively stable over the past decade. The highest recorded temperature reached 108.1°F in Jun 2012, while the lowest dropped to -8.6°F in Feb 1996.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

Annual rainfall in Gainesville shows noticeable variation. Rainfall has decreased in recent years compared to earlier periods.
📋 Yearly Climate Data Overview

🔥 hottest  ·  ❄️ coldest  ·  🌧️ wettest

Year Min Temp Avg Temp Max Temp Rainfall (mm) Avg Humidity Avg Wind

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❓ Frequently Asked Questions

What is the hottest month in Gainesville?
Based on 45 years of data (1981–2025), Jul is typically the hottest month in Gainesville, Georgia, with average high temperatures around 97.6°F.
What is the coldest month in Gainesville?
Jan is the coldest month in Gainesville, with average low temperatures around 13.6°F.
What is the rainiest month in Gainesville?
Dec receives the most rainfall with approximately 133 mm, while Oct is the driest with 99 mm.
What was the highest temperature ever recorded in Gainesville?
The highest recorded temperature was 108.1°F in Jun 2012. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Gainesville?
The lowest recorded temperature was -8.6°F in Feb 1996.
How many years of data does this page cover?
This page covers 45 years of climate data from 1981 to 2025. As new data is added to the database the page automatically reflects the updated coverage.
How much sunlight does Gainesville get?
Gainesville receives the most sunlight in Jun with an average solar radiation of 6.21 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability in Georgia.
Where does this weather data come from?
All climate data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite and model data. It provides monthly averages for temperature, precipitation, humidity, wind speed, and solar radiation.

📚 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing solar and meteorological data for renewable energy, building efficiency, and agricultural research.

Parameters included:
  • Temperature (Min, Max)
  • Precipitation
  • Relative Humidity
  • Wind Speed
  • Solar Radiation
Data specifications:
  • Resolution: Monthly
  • Spatial: 0.5° × 0.625°
  • Source: MERRA-2
  • Coverage: 1981–2025
  • Years: 45