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Richland County

30 Year Climate Normals (USC Columbia)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 78.0 F 66.2 F 54.3 F 47.14 Inches 2487 2044
1981-2010 78.0 F 66.7 F 55.5 F 46.3 Inches 2629 1988
1991-2020 78.6 F 66.5 F 54.4 F 48.11 Inches 2236 2473

Temperature Records (1954-2020)


Highest Maximum: 113 F, June 29, 2012; Columbia Univ of SC
Lowest Minimum: -5 F, January 16, 1994; Cedar Creek 2 E

Precipitation Records (1954-2020)


Highest Daily Rainfall (COOP): 8.35 Inches, October 4, 2015; Columbia Owens Downtown Airport
Highest Daily Rainfall (CoCoRaHS): 12.07 inches, October 4, 2015; Hopkins 3.9 NNE
Annual Average Rainfall: 47.75 Inches; USC Columbia
Wettest Year: 1959, 74.49 Inches; Columbia Univ of SC
Driest Year: 1933, 27.11 Inches; Columbia WB City
Highest Daily Snowfall: 12.50 Inches, February 10, 1973; Columbia Univ of SC

Severe Weather Events- Countywide

Tornado

41 Tornadoes (1950-2020)
  • E/F0: 16
  • E/F1: 16
  • E/F2: 8
  • E/F3: 0
  • E/F4: 0
  • Uknown: 1
  • Period Of Record: 1950-2020
    Strongest: F2 on July 3, 1964, August 29, 1964, May 29, 1967, December 13, 1973, November 12, 1975, May 15, 1976, August 31, 1987, and September 7, 2004
    Longest Path: 16.7 miles on December 13, 1973
    Widest Path: 660 yards on March 15, 2008
    1 tornado related fatality
    20 tornado related injuries
    Total Damage Costs: $12.5 Million

    Thunderstorm, High, and Strong Wind Events

    660 Total Wind Events (winds exceeding 50 knots or 58 miles per hour, 1955-2020)
  • 646 Thunderstorm wind events
  • 7 High wind events
  • 7 Strong wind events
  • 4 Wind-related fatalities
    11 Wind-related injuries
    Total Damage Costs: $4.595 Million

    Hail (>1.0 inch)


    113 Hail events (1955-2020)

    Lightning


    19 Lightning events (1993-2020)
    0 Lightning related fatalities
    9 Lightning related injuries
    Total Damage Costs: $3.898 Million

    Flood

    185 Total Flood Events (1993-2020)
  • 15 Flood Events
  • 0 Coastal Flood Events
  • 170 Flash Flood Events
  • 9 Flood-related fatalities
    32 Flood-related injuries
    Total Damage Costs: $31.579 Million

    Winter Weather-Related Events

    21 Total Winter Weather-Related Events
  • 7 Winter storm events
  • 4 Ice storm events
  • 0 Heavy snow events
  • 0 Frost/freeze events
  • 10 Winter weather events
  • 0 Cold/wind chill events
  • 0 Winter weather-related fatalities
    0 Winter weather-related injuries
    Total Damage Costs: $0

    State Climatology Office Welcome ¦ Contact Info ¦  Site Map
    Columbia, SC 29202

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