Lee County Climate

Lee County, South Carolina

JanFebMarAprMayJunJulAugSepOctNovDec62.6°AVG °F

Avg Annual Temp

62.6°F

Annual Precip

46.6"

Annual Snowfall

Extreme Heat Days

63.4

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
3.8"
3.5"
3.8"
3.0"
4.0"
4.7"
4.5"
4.9"
4.1"
3.5"
3.0"
3.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring54°70°10.8"Summer77°81°14.1"Fall53°74°10.5"Winter44°47°11.2"20°40°60°80°100°

National Comparison

Warmer than 77% of US counties
Wetter than 62% of US counties
More seasonal variation than 19% of US counties

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

What is the average temperature in Lee County?
The average annual temperature in Lee County, SC is 62.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Lee County get?
Lee County receives an average of 46.6 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Lee County get in summer?
The average summer temperature (June-August) in Lee County is 79.1°F. The county experiences an average of 63.4 days per year above 90°F.
How cold are winters in Lee County?
The average winter temperature (December-February) in Lee County is 46.0°F. January, typically the coldest month, averages 44.1°F.

Track your own weather in Lee County

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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.

Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

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