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Weather & Climate in Harveysburg, OH
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Harveysburg experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 30°F in January while summers reach 74°F in July. The area gets 293 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 43.3 inches. The area receives 20.3 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 936 feet.
Temperature
30°F Jan (-1°C)
74°F Jul (23°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 936 ft (285 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 775/sq mi |
| Coordinates | 39.5029°N, 83.9906°W |
| Timezone | America/New_York |
| County | Clinton County County |
| Nearest Airport | Middletown Regional/Hook Field (MWO) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 34.0 / 100 |
| Social Vulnerability | 31.1 / 100 |
| Community Resilience | 81.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
16 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Sep 12, 2004 | 4 km NW of Manilla, Indiana | M3.8 | 144 km | 2 km |
| Feb 19, 1995 | 8 km SSE of Rocky Fork Point, Ohio | M3.6 | 62 km | 10 km |
| May 24, 2017 | 1 km S of McArthur, Ohio | M3.4 | 134 km | 10 km |
| Sep 8, 1990 | 5 km N of Owingsville, Kentucky | M3.3 | 147 km | 0 km |
| Feb 3, 2025 | 2 km NNW of Oak Hill, Ohio | M3.1 | 138 km | 26 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 129 km | 5 km |
| Apr 25, 2020 | 2 km SE of South Shore, Kentucky | M2.9 | 127 km | 27 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 106 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 138 km | 5 km |
| Mar 17, 1999 | 2 km NNE of Ripley, Ohio | M2.8 | 84 km | 0 km |
| May 11, 2015 | 5 km ESE of Maysville, Kentucky | M2.6 | 101 km | 11 km |
| Jul 23, 2013 | 6 km NNE of Germantown, Kentucky | M2.6 | 88 km | 4 km |
| Feb 11, 2015 | 8 km SE of Richmond Dale, Ohio | M2.6 | 115 km | 20 km |
| Mar 8, 2016 | 0 km N of Thurman, Ohio | M2.6 | 149 km | 20 km |
| Jan 28, 2024 | 3 km SW of Old Washington, Kentucky | M2.5 | 102 km | 15 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 141 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
502 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 74 fatalities, 2,871 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 97 km | 20.8 mi | 3 |
| Apr 3, 1974 | EF5 | 15 km | 31.3 mi | 36 |
| May 27, 2019 | EF4 | 54 km | 18.2 mi | 0 |
| Mar 2, 2012 | EF4 | 97 km | 9.9 mi | 4 |
| Sep 20, 2000 | EF4 | 16 km | 9.0 mi | 1 |
| Apr 9, 1999 | EF4 | 45 km | 10.0 mi | 4 |
| Jun 2, 1990 | EF4 | 86 km | 33.0 mi | 0 |
| Apr 3, 1974 | EF4 | 55 km | 19.8 mi | 2 |
| Apr 23, 1968 | EF4 | 98 km | 78.7 mi | 6 |
| Apr 23, 1968 | EF4 | 51 km | 24.1 mi | 1 |
| Apr 11, 1965 | EF4 | 100 km | 18.4 mi | 3 |
| May 27, 2019 | EF3 | 31 km | 9.9 mi | 0 |
| May 27, 2019 | EF3 | 67 km | 10.5 mi | 0 |
| May 14, 2014 | EF3 | 23 km | 8.9 mi | 0 |
| Mar 2, 2012 | EF3 | 81 km | 20.4 mi | 3 |
| Oct 13, 1999 | EF3 | 87 km | 3.6 mi | 0 |
| Jul 2, 1997 | EF3 | 74 km | 12.0 mi | 0 |
| Jun 30, 1993 | EF3 | 46 km | 15.0 mi | 0 |
| Nov 22, 1992 | EF3 | 72 km | 20.0 mi | 0 |
| Oct 1, 1977 | EF3 | 65 km | 0.7 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.5 in | Coldest |
| February | 31°F (-1°C) | 2.4 in | Driest |
| March | 41°F (5°C) | 3.5 in | |
| April | 51°F (10°C) | 3.9 in | |
| May | 61°F (16°C) | 4.5 in | Wettest |
| June | 70°F (21°C) | 3.6 in | |
| July | 74°F (23°C) | 4.3 in | Warmest |
| August | 72°F (22°C) | 3.6 in | |
| September | 65°F (18°C) | 3.1 in | |
| October | 54°F (12°C) | 2.6 in | |
| November | 43°F (6°C) | 3.2 in | |
| December | 33°F (0°C) | 2.9 in |
Harveysburg has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 40.0 inches, with May being the wettest month (4.5") and February the driest (2.4").