Grovetown receives its highest rainfall in Aug, while humidity peaks during winter months.
🌧️ Wettest:Aug — 114 mm☀️ Driest:Oct — 75 mm
💧 Humidity peaks at 82% in Jan · annual avg 75%
🌍 Climate Summary
Avg Annual Temp:63.1°F
Avg Annual Rainfall:1163 mm
Avg Humidity:75%
Data Period:1981 – 2025
Grovetown Climate Overview
Grovetown has a warm temperate climate with warm summers and cold winters.
Temperatures peak in Jul and drop to their lowest in Jan,
while rainfall is highest during summer months.
Humidity remains moderate throughout the year, especially during winter months, creating cold and damp conditions.
📈 Yearly Trends
The warmest year in Grovetown's recorded history was 2012
(avg: 65.7°F),
while the coldest year was 1992
(avg: 60.4°F),
based on annual average temperatures.
📊 Key Climate Trends
🌡️ Grovetown's temperature shows a slight warming trend over the past decade
📈 Minimum temperatures show a slight warming trend in recent years
🌧️ Rainfall varies year-to-year without a clear long-term trend
🌡️ Annual Temperature Trend
View Range:
Average annual high/low · Last 10 years · °F
Grovetown's temperatures shows a slight warming trend over the past decade.
The highest recorded temperature reached
110.5°F in Jun 2012,
while the lowest dropped to
1.4°F in Jan 1985.
🌧️ Annual Precipitation
View Range:
Total annual precipitation · Last 10 years · mm/year
Annual rainfall in Grovetown shows noticeable variation. Rainfall varies year-to-year without a clear long-term trend.
Based on 45 years of data (1981–2025), Jul is typically the hottest month in Grovetown, Georgia, with average high temperatures around 100.9°F.
What is the coldest month in Grovetown?▼
Jan is the coldest month in Grovetown, with average low temperatures around 19.2°F.
What is the rainiest month in Grovetown?▼
Aug receives the most rainfall with approximately 114 mm, while Oct is the driest with 75 mm.
What was the highest temperature ever recorded in Grovetown?▼
The highest recorded temperature was 110.5°F in Jun 2012. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Grovetown?▼
The lowest recorded temperature was 1.4°F in Jan 1985.
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 Grovetown get?▼
Grovetown receives the most sunlight in Jun with an average solar radiation of 6.30 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.