Lethia, South Carolina Weather
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Weather Forecast for Lethia, South Carolina : McCormick County
Issued: 7:14 pm EDT Jul 17, 2025 Latitude: 33.9662328 Longitude: -82.4120732 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Clear on Overnight 20% chance of thunderstorms on Friday 20% chance of thunderstorms on Saturday Mostly Sunny on Sunday 50% chance of thunderstorms on Monday 50% chance of thunderstorms on Tuesday 40% chance of thunderstorms on Wednesday 30% chance of thunderstorms on Thursday
Low: 74°F High: 97°F High: 97°F High: 97°F High: 99°F High: 93°F High: 93°F High: 95°F
Low: 75°F Low: 77°F Low: 76°F Low: 74°F Low: 74°F Low: 72°F  
Mostly Clear Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
GREENWOOD - (KGRD)
81°
Clear
as of 10:56 PM EDST
Rel. Humidity: 78%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
WASHINGTON-WILKES A/P - (KIIY)
82°
Clear
as of 11:15 PM EDST
Rel. Humidity: 69%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
6 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
THOMSON - (KHQU)
81°
Clear
as of 10:55 PM EDST
Rel. Humidity: 74%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
AUGUSTA DANIEL FIELD - (KDNL)
82°
Clear
as of 10:53 PM EDST
Rel. Humidity: 78%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
7 MPH
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 74. Calm wind.
20% chance of thunderstorms Friday Friday... A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 75. Calm wind.
20% chance of thunderstorms Saturday Saturday... A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 77. Light west wind.
Mostly Sunny on Sunday Sunday... Mostly sunny and hot, with a high near 97.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 76.
50% chance of thunderstorms Monday Monday... A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Chance of precipitation is 50%.
40% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
50% chance of thunderstorms Tuesday Tuesday... A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 50%.
40% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
40% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
30% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Lethia, South Carolina
Sunrise: 06:32 AM
Sunset: 8:40 PM
Civil Sunrise:06:04 AM
Civil Sunset: 9:08 PM
Nautical Sunrise: 05:29 AM
Nautical Sunset: 9:43 PM
Astro Sunrise: 04:52 AM
Astro Sunset: 10:20 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.