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Weather & Climate in Spring Valley, OH
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Spring Valley experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 31°F in January while summers reach 75°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 41.0 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 804 feet.
Temperature
31°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 804 ft (245 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 2,215/sq mi |
| Coordinates | 39.6111°N, 84.0079°W |
| Timezone | America/New_York |
| County | Warren County County |
| Nearest Airport | Middletown Regional/Hook Field (MWO) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 77.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 89.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
14 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 | 142 km | 2 km |
| Feb 19, 1995 | 8 km SSE of Rocky Fork Point, Ohio | M3.6 | 72 km | 10 km |
| May 24, 2017 | 1 km S of McArthur, Ohio | M3.4 | 138 km | 10 km |
| Feb 3, 2025 | 2 km NNW of Oak Hill, Ohio | M3.1 | 145 km | 26 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 119 km | 5 km |
| Apr 25, 2020 | 2 km SE of South Shore, Kentucky | M2.9 | 137 km | 27 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 94 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 126 km | 5 km |
| Mar 17, 1999 | 2 km NNE of Ripley, Ohio | M2.8 | 96 km | 0 km |
| May 11, 2015 | 5 km ESE of Maysville, Kentucky | M2.6 | 113 km | 11 km |
| Jul 23, 2013 | 6 km NNE of Germantown, Kentucky | M2.6 | 101 km | 4 km |
| Feb 11, 2015 | 8 km SE of Richmond Dale, Ohio | M2.6 | 121 km | 20 km |
| Jan 28, 2024 | 3 km SW of Old Washington, Kentucky | M2.5 | 114 km | 15 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 130 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
492 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 60 fatalities, 2,263 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 4 km | 31.3 mi | 36 |
| May 27, 2019 | EF4 | 46 km | 18.2 mi | 0 |
| Sep 20, 2000 | EF4 | 5 km | 9.0 mi | 1 |
| Apr 9, 1999 | EF4 | 53 km | 10.0 mi | 4 |
| Jun 2, 1990 | EF4 | 90 km | 33.0 mi | 0 |
| Apr 3, 1974 | EF4 | 63 km | 19.8 mi | 2 |
| Apr 23, 1968 | EF4 | 61 km | 24.1 mi | 1 |
| Apr 11, 1965 | EF4 | 88 km | 18.4 mi | 3 |
| May 27, 2019 | EF3 | 57 km | 10.5 mi | 0 |
| May 27, 2019 | EF3 | 20 km | 9.9 mi | 0 |
| May 14, 2014 | EF3 | 16 km | 8.9 mi | 0 |
| Mar 2, 2012 | EF3 | 91 km | 20.4 mi | 3 |
| Nov 10, 2002 | EF3 | 91 km | 9.0 mi | 0 |
| Oct 13, 1999 | EF3 | 88 km | 3.6 mi | 0 |
| Jul 2, 1997 | EF3 | 86 km | 12.0 mi | 0 |
| Jun 30, 1993 | EF3 | 57 km | 15.0 mi | 0 |
| Nov 22, 1992 | EF3 | 66 km | 20.0 mi | 0 |
| Mar 10, 1986 | EF3 | 95 km | 7.6 mi | 0 |
| Oct 1, 1977 | EF3 | 70 km | 0.7 mi | 0 |
| Apr 3, 1974 | EF3 | 95 km | 15.5 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°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 (11°C) | 3.9 in | |
| May | 61°F (16°C) | 4.5 in | Wettest |
| June | 70°F (21°C) | 3.6 in | |
| July | 75°F (24°C) | 4.2 in | Warmest |
| August | 72°F (22°C) | 3.6 in | |
| September | 66°F (19°C) | 3.0 in | |
| October | 54°F (12°C) | 2.7 in | |
| November | 43°F (6°C) | 3.3 in | |
| December | 33°F (0°C) | 3.0 in |
Spring Valley has a seasonal temperature swing of 45°F / from 31°F in January to 75°F in July. Total annual precipitation is 40.2 inches, with May being the wettest month (4.5") and February the driest (2.4").