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Weather & Climate in Eaton, OH
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Eaton experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 26°F in January while summers reach 73°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 43.1 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 1,042 feet.
Temperature
26°F Jan (-3°C)
73°F Jul (23°C)
| Annual Average | 51.2°F |
| 5% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,042 ft (318 m) |
| Area | 6.2 sq mi (16.1 km²) |
| Population Density | 1,299/sq mi |
| Coordinates | 39.7501°N, 84.6345°W |
| Timezone | America/New_York |
| County | Preble County County |
| Nearest Airport | Middletown Regional/Hook Field (MWO) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 43.3 / 100 |
| Social Vulnerability | 30.9 / 100 |
| Community Resilience | 66.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
11 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 | 89 km | 2 km |
| Feb 19, 1995 | 8 km SSE of Rocky Fork Point, Ohio | M3.6 | 122 km | 10 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 81 km | 5 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 75 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 120 km | 5 km |
| Mar 17, 1999 | 2 km NNE of Ripley, Ohio | M2.8 | 130 km | 0 km |
| May 11, 2015 | 5 km ESE of Maysville, Kentucky | M2.6 | 150 km | 11 km |
| Jun 12, 2015 | 6 km NW of Convoy, Ohio | M2.6 | 134 km | 5 km |
| Jul 23, 2013 | 6 km NNE of Germantown, Kentucky | M2.6 | 130 km | 4 km |
| Jan 28, 2024 | 3 km SW of Old Washington, Kentucky | M2.5 | 146 km | 15 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 102 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
529 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 67 fatalities, 2,562 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 52 km | 31.3 mi | 36 |
| Apr 3, 1974 | EF5 | 89 km | 20.8 mi | 3 |
| May 27, 2019 | EF4 | 17 km | 18.2 mi | 0 |
| Sep 20, 2000 | EF4 | 57 km | 9.0 mi | 1 |
| Apr 9, 1999 | EF4 | 62 km | 10.0 mi | 4 |
| Jun 2, 1990 | EF4 | 64 km | 33.0 mi | 0 |
| Jul 9, 1980 | EF4 | 74 km | 11.0 mi | 2 |
| Apr 3, 1974 | EF4 | 65 km | 19.8 mi | 2 |
| Apr 3, 1974 | EF4 | 87 km | 18.9 mi | 0 |
| Apr 3, 1974 | EF4 | 64 km | 18.0 mi | 1 |
| Apr 23, 1968 | EF4 | 79 km | 24.1 mi | 1 |
| Apr 11, 1965 | EF4 | 70 km | 18.4 mi | 3 |
| Mar 14, 2024 | EF3 | 94 km | 31.3 mi | 3 |
| Mar 14, 2024 | EF3 | 63 km | 41.3 mi | 1 |
| May 27, 2019 | EF3 | 45 km | 9.9 mi | 0 |
| May 27, 2019 | EF3 | 29 km | 10.5 mi | 0 |
| May 27, 2019 | EF3 | 89 km | 10.8 mi | 1 |
| May 14, 2014 | EF3 | 68 km | 8.9 mi | 0 |
| Jun 3, 2008 | EF3 | 95 km | 9.7 mi | 1 |
| Nov 22, 1992 | EF3 | 10 km | 20.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 2.4 in | Coldest |
| February | 29°F (-1°C) | 2.3 in | Driest |
| March | 40°F (4°C) | 3.5 in | |
| April | 50°F (10°C) | 3.9 in | |
| May | 61°F (16°C) | 4.5 in | Wettest |
| June | 70°F (21°C) | 3.6 in | |
| July | 73°F (23°C) | 4.0 in | Warmest |
| August | 72°F (22°C) | 3.5 in | |
| September | 65°F (18°C) | 2.8 in | |
| October | 53°F (12°C) | 2.8 in | |
| November | 42°F (6°C) | 3.3 in | |
| December | 31°F (-0°C) | 3.1 in |
Eaton has a seasonal temperature swing of 47°F / from 26°F in January to 73°F in July. Total annual precipitation is 39.7 inches, with May being the wettest month (4.5") and February the driest (2.3").