Hampton County

30 Year Climate Normals (Hampton)
Max Temp. Mean Temp. Min Temp. Precip CDD HDD
1971-2000 77.1 F 65.9 F 54.7 F 48.24 Inches 2264 1907
1981-2010 76.3 F 65.3 F 54.2 F 47.29 Inches 2190 2093
1991-2020 78.1 F 66.9 F 55.7 F 45.25 Inches 2442 1720

Temperature Records (1899-2020)


Highest Maximum: 107 F, July 13, 1980; Hampton 1S and July 6, 1902; Gillisonville*
Lowest Minimum: 0 F, January 21, 1985; Yemassee 1N and February 14, 1899; Gillsonville
*Note: Yemassee recorded a 24-max temperature of 112 on 12 July 1992 and 110 on 4 September 1925.
These two temperatures do not closely match the corresponding temperatures recorded at MCAS Beaufort of 97 and 95 degrees on those respective dates.

Precipitation Records (1951-2020)


Highest Daily Rainfall (COOP): 11.32 Inches, October 8, 2016; Yemassee 1 N
Highest Daily Rainfall (CoCoRaHS): 9.00 Inches, October 8, 2016; Hampton 0.2 SW
Annual Average Rainfall: 50.71 Inches; Yemassee 1S
Wettest Year: 1964, 74.39 Inches; Yemassee 1S
Driest Year: 1931, 25.72 Inches; Yemassee 1 N
Highest Daily Snowfall: 12.0 Inches, February 10, 1973; Yemassee 1 N

Severe Weather Events- Countywide

Tornado

16 Tornadoes (1950-2020)
  • E/F0: 6
  • E/F1: 9
  • E/F2: 0
  • E/F3: 0
  • E/F4: 1
  • Period Of Record: 1950-2020
    Strongest: EF4 on April 13, 2020
    Longest Path: 10.1 miles on May 3, 1956
    Widest Path: 240 yards on April 3, 2017
    0 tornado related fatalities
    6 tornado related injuries
    Total Damage Costs: $555,000

    Thunderstorm, High, and Strong Wind Events

    256 Total Wind Events (winds exceeding 50 knots or 58 miles per hour, 1955-2020)
  • 243 Thunderstorm wind events
  • 5 High wind events
  • 8 Strong wind events
  • 1 Wind-related fatality
    1 Wind-related injury
    Total Damage Costs: $310,850

    Hail (>1.0 inch)


    24 Hail events (1955-2020)

    Lightning


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

    Flood

    15 Total Flood Events (1993-2020)
  • 0 Flood Events
  • 0 Coastal Flood Events
  • 15 Flash Flood Events
  • 0 Flood-related fatalities
    0 Flood-related injuries
    Total Damage Costs: $7,000

    Winter Weather-Related Events

    12 Total Winter Weather-Related Events
  • 0 Winter storm events
  • 7 Ice storm events
  • 3 Heavy snow events
  • 1 Frost/freeze events
  • 0 Winter weather events
  • 1 Cold/wind chill events
  • 0 Winter weather-related fatalities
    0 Winter weather-related injuries
    Total Damage Costs: $136,000