Lee County Climate
Lee County, South Carolina
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
62.6°F
Annual Precip
46.6"
Annual Snowfall
—
Extreme Heat Days
63
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8b
Minimum winter temperature range for plant survival
5,357
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Lee County
Climate Verdict
Lee County has a warm, averaging 62.6°F year-round, moderately wet with 46.6 inches of annual precipitation, significant summer heat with 63.4 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 44.1°F. summers are hot, with July averaging 80.9°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
Lee County closely matches the South Carolina statewide average temperature of 62.8°F, it is somewhat drier than average for South Carolina.
Climate Profile
About Lee County Weather
A Warm and Humid National Outlier
Lee County's annual average temperature of 62.6°F is roughly 7 degrees warmer than the national median. With 46.6 inches of rainfall, the county is wetter than the average U.S. location but typical for the humid South.
Mirroring the South Carolina Average
Lee County's climate closely tracks the state as a whole, with its 62.6°F average nearly identical to the South Carolina mean of 62.8°F. Precipitation is also consistent with the state, falling just 2.3 inches short of the 48.9-inch state average.
Matching the Heat of Marlboro County
Lee County experiences 63 days of extreme heat, nearly matching Marlboro's 62 days. However, Lee is slightly cooler on average than Marlboro, which maintains a 63.4°F annual temperature.
Long Summers and Rare Winter Extremes
July averages 80.9°F, contributing to a total of 63 days where temperatures exceed 90°F. Winter remains mild with a 46.0°F average and no recorded significant snowfall in the annual data.
Focusing on Summer Cooling Capacity
With 63 days of extreme heat, residents should ensure their HVAC systems are sized correctly for the home's square footage. Outdoor planning should account for a July average of nearly 81°F to avoid heat exhaustion during peak hours.
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.