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South Carolina Temperature and Precipitation Trends 1901-2005

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South Carolina Temperature and Precipitation Trends 1901-2010

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South Carolina State Climatology Office
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York County

30 Year Climate Normals (Winthrop University)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 72.1 F 61.6 F 51.1 F 48.32 Inches 1721 2934
1981-2010 73.3 F 62.6 F 51.8 F 43.03 Inches 1930 2815

Temperature Summary (1899-2016)


Highest Maximum: 108 F, July 12, 1930; Winthrop University
Lowest Minimum: -4 F, January 21, 1985; Winthrop University

Precipitation Summary (1949-2016)


Highest Daily Rainfall: 8.12 Inches, July 8, 1941; Fort Mill 4 NW
Annual Average Rainfall: 46.04 Inches; Winthrop University
Wettest Year: 69.48 Inches, 1959; Winthrop University
Driest Year: 25.60 Inches, 2016; Rock Hill York County Airport
Highest Daily Snowfall: 13.50 Inches, February 27, 2004; Catawba

Severe Weather Events

Tornado
21 Tornadoes (1950-2016)
Tornado damage: $2.906 million
13 tornado related injuries
3 tornado related fatalities

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

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

Lightning
20 Lightning events (1993-2016)
Lightning damage: $403,000
2 Lightning related fatalities

Flood
32 Flood Events (1993-2016)

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

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