Fairfield County

30 Year Climate Normals (Winnsboro)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 72.8 F 61.4 F 50.0 F 45.84 Inches 1728 3004
1981-2010 73.4 F 62.1 F 50.8 F 43.87 Inches 1896 2941
1991-2020 76.8 F 67.2 F 57.6 F 45.02 Inches 1750 3107

Temperature Records (1896-2020)


Highest Maximum: 109 F, August 10, 2007; Longtown
Lowest Minimum: -3 F, February 14, 1899; Winnsboro

Precipitation Records (1896-2020)


Highest Daily Rainfall (COOP): 7.77 Inches, July 10, 1959; Winnsboro
Highest Daily Rainfall (CoCoRaHS): 4.75 inches, February 6, 2020; Winnsboro 8.0 S
Annual Average Rainfall: 45.54 Inches; Winnsboro
Wettest Year: 1929, 71.67 inches; Winnsboro
Driest Year: 1954, 25.23 Inches; Parr
Highest Daily Snowfall: 12 Inches, February 10, 1973; Winnsboro and February 16, 1969; Blair

Severe Weather Events- Countywide

Tornado

28 Tornadoes (1950-2020)
  • E/F0: 17
  • E/F1: 6
  • E/F2: 3
  • E/F3: 1
  • E/F4: 1
  • Period Of Record: 1950-2020
    Strongest: F4 on March 28, 1984
    Longest Path: 15 miles on March 28, 2984
    Widest Path: 1000 yards on March 28, 1984
    6 tornado related fatalities
    72 tornado related injuries
    Total Damage Costs: $28 Million

    Thunderstorm, High, and Strong Wind Events

    223 Total Wind Events (winds exceeding 50 knots or 58 miles per hour, 1955-2020)
  • 217 Thunderstorm wind events
  • 2 High wind events
  • 4 Strong wind events
  • 0 Wind-related fatalities
    2 Wind-related injuries
    Total Damage Costs: $537,800

    Hail (>1.0 inch)


    43 Hail events (1955-2020)

    Lightning


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

    Flood

    4 Total Flood Events (1993-2020)
  • 0 Flood Events
  • 0 Coastal Flood Events
  • 4 Flash Flood Events
  • 0 Flood-related fatalities
    0 Flood-related injuries
    Total Damage Costs: $1.019 Million

    Winter Weather-Related Events

    25 Total Winter Weather-Related Events
  • 11 Winter storm events
  • 8 Ice storm events
  • 2 Heavy snow events
  • 0 Frost/freeze events
  • 4 Winter weather events
  • 0 Cold/wind chill events
  • 0 Winter weather-related fatalities
    6 Winter weather-related injuries
    Total Damage Costs: $15,000