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Weather & Climate in West Jefferson, OH
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
West Jefferson experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 28°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 40.8 inches. The area receives 18.3 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 966 feet.
Temperature
28°F Jan (-2°C)
73°F Jul (23°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 966 ft (294 m) |
| Area | 10.0 sq mi (25.9 km²) |
| Population Density | 425/sq mi |
| Coordinates | 39.9494°N, 83.3084°W |
| Timezone | America/New_York |
| County | Madison County County |
| Nearest Airport | Rickenbacker International (LCK) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 24.9 / 100 |
| Social Vulnerability | 12.2 / 100 |
| Community Resilience | 73.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
17 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Feb 19, 1995 | 8 km SSE of Rocky Fork Point, Ohio | M3.6 | 93 km | 10 km |
| Nov 20, 2013 | 2 km SW of Buchtel, Ohio | M3.5 | 110 km | 8 km |
| May 24, 2017 | 1 km S of McArthur, Ohio | M3.4 | 107 km | 10 km |
| Apr 24, 2009 | 7 km ENE of Rio Grande, Ohio | M3.4 | 145 km | 8 km |
| Feb 3, 2025 | 2 km NNW of Oak Hill, Ohio | M3.1 | 130 km | 26 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 143 km | 5 km |
| Apr 25, 2020 | 2 km SE of South Shore, Kentucky | M2.9 | 142 km | 27 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 105 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 110 km | 5 km |
| Mar 17, 1999 | 2 km NNE of Ripley, Ohio | M2.8 | 140 km | 0 km |
| Nov 25, 1998 | 1 km SSW of New London, Ohio | M2.7 | 146 km | 5 km |
| Jul 23, 2013 | 6 km NNE of Germantown, Kentucky | M2.6 | 149 km | 4 km |
| Feb 11, 2015 | 8 km SE of Richmond Dale, Ohio | M2.6 | 102 km | 20 km |
| Mar 8, 2016 | 0 km N of Thurman, Ohio | M2.6 | 138 km | 20 km |
| Jan 26, 2018 | 7 km NNW of Vincent, Ohio | M2.5 | 148 km | 11 km |
| Jun 4, 1990 | 4 km SSE of Van Buren, Ohio | M2.5 | 131 km | 5 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 139 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
443 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 52 fatalities, 1,879 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 73 km | 31.3 mi | 36 |
| May 27, 2019 | EF4 | 100 km | 18.2 mi | 0 |
| Sep 20, 2000 | EF4 | 66 km | 9.0 mi | 1 |
| Mar 14, 2024 | EF3 | 97 km | 31.3 mi | 3 |
| May 27, 2019 | EF3 | 71 km | 9.9 mi | 0 |
| May 27, 2019 | EF3 | 99 km | 10.5 mi | 0 |
| May 14, 2014 | EF3 | 55 km | 8.9 mi | 0 |
| Nov 10, 2002 | EF3 | 49 km | 9.0 mi | 0 |
| Oct 13, 1999 | EF3 | 48 km | 3.6 mi | 0 |
| Jun 30, 1993 | EF3 | 88 km | 15.0 mi | 0 |
| May 31, 1985 | EF3 | 56 km | 29.0 mi | 1 |
| Jun 13, 1981 | EF3 | 70 km | 3.8 mi | 4 |
| May 10, 1973 | EF3 | 54 km | 89.6 mi | 0 |
| May 24, 1971 | EF3 | 79 km | 1.0 mi | 0 |
| Feb 22, 1971 | EF3 | 32 km | 6.8 mi | 0 |
| Sep 3, 1970 | EF3 | 44 km | 2.3 mi | 0 |
| May 8, 1969 | EF3 | 77 km | 1.9 mi | 0 |
| Nov 16, 1965 | EF3 | 52 km | 3.8 mi | 0 |
| Jul 28, 1961 | EF3 | 82 km | 0.5 mi | 0 |
| Mar 14, 2024 | EF2 | 50 km | 19.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.2 in | Coldest |
| February | 30°F (-1°C) | 2.1 in | Driest |
| March | 40°F (4°C) | 3.1 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 61°F (16°C) | 4.1 in | Wettest |
| June | 69°F (21°C) | 3.9 in | |
| July | 73°F (23°C) | 4.0 in | Warmest |
| August | 71°F (22°C) | 3.6 in | |
| September | 65°F (18°C) | 3.0 in | |
| October | 54°F (12°C) | 2.4 in | |
| November | 42°F (6°C) | 3.2 in | |
| December | 33°F (0°C) | 2.8 in |
West Jefferson has a seasonal temperature swing of 45°F / from 28°F in January to 73°F in July. Total annual precipitation is 37.8 inches, with May being the wettest month (4.1") and February the driest (2.1").