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South Carolina State Climatology Office
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Dillon County

30 Year Climate Normals (Dillon)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 72.2 F 61.0 F 49.8 F 47.05 Inches 1654 3091
1981-2010 74.6 F 61.9 F 59.1 F 45.33 Inches 1801 2938

Temperature Summary (1904-2016)


Highest Maximum: 107 F, June 28, 1954; Dillon
Lowest Minimum: -1 F, January 21, 1985; Dillon

Precipitation Summary (1904-2016)


Highest Daily Rainfall: 7.65 Inches, September 5, 1979; Dillon
Annual Average Rainfall: 46.86 Inches
Wettest Year: 63.69 Inches, 1971
Driest Year: 26.99 inches, 2001
Highest Daily Snowfall: 10.0 Inches, February 26, 1914

Severe Weather Events

Tornado
15 Tornadoes (1950-2016)
Tornado damage: $8.438 million
42 tornado related injuries
3 tornado related fatalities

Thunderstorm Winds
109 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 events (1993-2016)
Lightning damage: $1,000
0 Lightning related fatalities

Flood
10 Flood Events (1993-2016)

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