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South Carolina Temperature and Precipitation Trends 1901-2005

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South Carolina State Climatology Office
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Edgefield County

30 Year Climate Normals (Johnston)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 73.9 F 60.5 F 47.1 F 48.65 Inches 1567 3180
1981-2010 73.0 F 61.3 F 49.6 F 46.91 Inches 1714 3051

Temperature Summary (1893-2016)


Highest Maximum: 109 F, September 4, 1925: Trenton 1 NNE
Lowest Minimum: -2 F, January 21, 1985; Johnston

Precipitation Summary (1912-2016)


Highest Daily Rainfall: 7.90 Inches, October 12, 1990; McCormick 9E
Annual Average Rainfall: 48.32 Inches
Wettest Year: 84.22 Inches, 1929; Edgefield 3NNE
Driest Year: 26.01 Inches, 1954; Edgefield 3 NNE

Highest Daily Snowfall: 14 Inches, February 10, 1973

Severe Weather Events

Tornado
14 Tornadoes (1950-2016)
Tornado damage: $2.83 million
16 tornado related injuries
1 tornado related fatality

Thunderstorm Winds
123 Wind events (winds exceeding 50 knots or 58 miles per hour, 1955-2016)

Hail (>1.0 inch)
30 Hail events (1955-2016)

Lightning
1 Lightning event (1993-2016)
Lightning damage: $0
0 Lightning related fatalities

Flood
3 Flood Events (1993-2016)

Snow and Ice
9 Winter frozen precipitation events (1993-2016)

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