Seminole County Climate
Seminole County, Georgia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
67.0°F
Annual Precip
56.9"
Annual Snowfall
—
Extreme Heat Days
110
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
6,560
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Seminole County
Climate Verdict
Seminole County has a warm, averaging 67.0°F year-round, very wet conditions receiving 56.9 inches of precipitation annually, significant summer heat with 109.5 days annually above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 49.0°F. summers are hot, with July averaging 82.0°F. The 33°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Seminole County is 3.3°F warmer than the Georgia statewide average of 63.7°F, it is also noticeably wetter, receiving 5.6 inches more precipitation than the state average, the county experiences 44.52005420054199 more extreme heat days than the state average.
Climate Profile
About Seminole County Weather
One of the Nation's Warmest Counties
With an annual average of 67.0°F, Seminole County is much warmer than the U.S. median. Located in the far southwest corner of Georgia, it experiences a deep subtropical climate.
A Top-Tier Warmth Rank in Georgia
Seminole ranks significantly warmer than the Georgia average of 63.7°F. Its 56.9 inches of annual precipitation also outpaces the state average of 51.4 inches, fueled by Gulf moisture.
Warmer Than Sumter and Stewart Counties
Seminole is nearly three degrees warmer on average than nearby Sumter and Stewart counties. It also receives nearly 5 inches more rain annually than its neighbors to the north.
Extreme Heat for One-Third of the Year
The county endures 110 extreme heat days annually where temperatures top 90°F. Even in winter, the January average remains a mild 49.0°F, and snowfall is essentially non-existent.
Focus on Ventilation and Heat Safety
Outdoor workers must plan for triple-digit heat days given the 110-day heat window. HVAC maintenance is critical here, as the summer average stays high at 81.3°F.
Frequently Asked Questions
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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.