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Weather & Climate in Somerset, KY
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Somerset enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 37°F in January while summers reach 78°F in July. The area gets 299 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 53.3 inches (wetter than the 38-inch national average). The area receives 5.4 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 922 feet.
Temperature
37°F Jan (3°C)
78°F Jul (25°C)
| Annual Average | 58.3°F |
| 8% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 922 ft (281 m) |
| Area | 11.3 sq mi (29.3 km²) |
| Population Density | 820/sq mi |
| Coordinates | 37.0865°N, 84.6054°W |
| Timezone | America/New_York |
| County | Pulaski County County |
| Nearest Airport | Lake Cumberland Regional (SME) 2 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.1 / 100 |
| Social Vulnerability | 68.4 / 100 |
| Community Resilience | 43.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
75 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Nov 10, 2012 | 6 km W of Blackey, Kentucky | M4.2 | 138 km | 17 km |
| Aug 17, 1990 | 9 km NNW of Loyall, Kentucky | M4.0 | 110 km | 1 km |
| Jan 20, 2020 | 2 km NE of Fincastle, Tennessee | M3.8 | 89 km | 35 km |
| Jul 30, 1997 | 6 km NNE of Tazewell, Tennessee | M3.8 | 114 km | 23 km |
| Sep 17, 2004 | 8 km ESE of Corbin, Kentucky | M3.7 | 56 km | 1 km |
| Jun 17, 1998 | 9 km SSE of Coalfield, Tennessee | M3.6 | 129 km | 11 km |
| Mar 5, 2019 | 7 km NE of Maynardville, Tennessee | M3.4 | 117 km | 17 km |
| Sep 8, 1990 | 5 km N of Owingsville, Kentucky | M3.3 | 144 km | 0 km |
| Jan 27, 2009 | 4 km NE of Williamsburg, Kentucky | M3.2 | 55 km | 26 km |
| Nov 8, 1990 | 5 km SW of Blackey, Kentucky | M3.2 | 140 km | 0 km |
| Jan 17, 1999 | 7 km NNW of Flat Lick, Kentucky | M3.1 | 75 km | 1 km |
| Apr 29, 2018 | 10 km WSW of Bean Station, Tennessee | M3.1 | 140 km | 21 km |
| Apr 13, 2001 | 11 km W of Sneedville, Tennessee | M3.0 | 129 km | 0 km |
| Jul 17, 2019 | 7 km SW of New Tazewell, Tennessee | M3.0 | 115 km | 13 km |
| Apr 5, 2005 | 1 km SE of Blaine, Tennessee | M2.9 | 133 km | 10 km |
| May 20, 2023 | Kentucky-Tennessee border region | M2.8 | 110 km | 17 km |
| May 26, 2021 | 8 km NW of Fincastle, Tennessee | M2.8 | 81 km | 12 km |
| Aug 20, 2015 | 6 km SE of Lawrenceburg, Kentucky | M2.8 | 103 km | 34 km |
| Dec 15, 1995 | Kentucky-Tennessee border region | M2.8 | 128 km | 10 km |
| Jul 17, 2017 | 3 km S of Blaine, Tennessee | M2.8 | 134 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
289 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 57 fatalities, 910 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF4 | 84 km | 38.4 mi | 10 |
| Apr 3, 1974 | EF4 | 76 km | 11.0 mi | 5 |
| Apr 3, 1974 | EF4 | 53 km | 16.1 mi | 0 |
| Apr 3, 1974 | EF4 | 71 km | 31.9 mi | 7 |
| Apr 3, 1974 | EF4 | 78 km | 20.2 mi | 0 |
| Apr 27, 1971 | EF4 | 75 km | 14.1 mi | 6 |
| Apr 27, 1971 | EF4 | 41 km | 13.0 mi | 2 |
| Dec 11, 2021 | EF3 | 81 km | 14.5 mi | 1 |
| Jul 27, 2014 | EF3 | 89 km | 4.7 mi | 0 |
| May 8, 2009 | EF3 | 64 km | 21.1 mi | 2 |
| Apr 16, 1998 | EF3 | 80 km | 8.6 mi | 0 |
| Apr 16, 1998 | EF3 | 73 km | 20.0 mi | 0 |
| May 9, 1988 | EF3 | 93 km | 5.0 mi | 1 |
| Apr 20, 1986 | EF3 | 74 km | 3.0 mi | 0 |
| Apr 3, 1974 | EF3 | 19 km | 22.3 mi | 7 |
| Apr 3, 1974 | EF3 | 25 km | 28.8 mi | 0 |
| Apr 3, 1974 | EF3 | 35 km | 13.9 mi | 2 |
| Apr 3, 1974 | EF3 | 93 km | 12.2 mi | 0 |
| Apr 3, 1974 | EF3 | 47 km | 21.1 mi | 1 |
| Apr 3, 1974 | EF3 | 67 km | 13.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (11,817 acres, 1987).
| Year | Name | Acres Burned | Distance |
| 1987 | UNNAMED | 11,817 | 73 km |
| 1987 | UNNAMED | 11,663 | 98 km |
| 2016 | STINKING CREEK | 10,768 | 79 km |
| 1987 | UNNAMED | 10,327 | 88 km |
| 2000 | UNNAMED | 8,064 | 93 km |
| 2001 | UNNAMED | 7,907 | 94 km |
| 2001 | CRANE CREEK | 7,555 | 73 km |
| 2001 | COOL SPRINGS | 7,477 | 78 km |
| 2000 | UNNAMED | 6,590 | 75 km |
| 1987 | UNNAMED | 6,456 | 99 km |
| 1987 | K-T FIRE | 6,372 | 59 km |
| 1987 | UNNAMED | 6,067 | 83 km |
| 1987 | LOCUST GAP | 6,014 | 99 km |
| 1987 | UNNAMED | 5,973 | 80 km |
| 1987 | UNNAMED | 5,679 | 86 km |
| 1987 | UNNAMED | 5,426 | 84 km |
| 1991 | OTTER | 4,923 | 78 km |
| 2001 | UNNAMED | 4,635 | 92 km |
| 1987 | UNNAMED | 4,400 | 69 km |
| 1987 | UNNAMED | 4,337 | 94 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 3.8 in | Coldest |
| February | 38°F (3°C) | 3.8 in | |
| March | 47°F (8°C) | 4.7 in | |
| April | 55°F (13°C) | 4.3 in | |
| May | 64°F (18°C) | 5.0 in | Wettest |
| June | 72°F (22°C) | 4.2 in | |
| July | 78°F (25°C) | 4.8 in | Warmest |
| August | 75°F (24°C) | 4.0 in | |
| September | 69°F (20°C) | 4.0 in | |
| October | 57°F (14°C) | 3.2 in | Driest |
| November | 47°F (8°C) | 4.2 in | |
| December | 39°F (4°C) | 4.6 in |
Somerset has a seasonal temperature swing of 41°F / from 37°F in January to 78°F in July. Total annual precipitation is 50.4 inches, with May being the wettest month (5.0") and October the driest (3.2").