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Weather & Climate in Jamestown, KY
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jamestown enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 36°F in January while summers reach 76°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 54.6 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 968 feet.
Temperature
36°F Jan (2°C)
76°F Jul (24°C)
| Annual Average | 56.8°F |
| 5% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 968 ft (295 m) |
| Area | 3.0 sq mi (7.8 km²) |
| Population Density | 551/sq mi |
| Coordinates | 36.9906°N, 85.0644°W |
| Timezone | America/New_York |
| County | Russell County County |
| Nearest Airport | Lake Cumberland Regional (SME) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.9 / 100 |
| Social Vulnerability | 85.8 / 100 |
| Community Resilience | 52.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
41 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Aug 17, 1990 | 9 km NNW of Loyall, Kentucky | M4.0 | 149 km | 1 km |
| Jan 20, 2020 | 2 km NE of Fincastle, Tennessee | M3.8 | 112 km | 35 km |
| Jul 30, 1997 | 6 km NNE of Tazewell, Tennessee | M3.8 | 145 km | 23 km |
| Sep 17, 2004 | 8 km ESE of Corbin, Kentucky | M3.7 | 94 km | 1 km |
| Jun 17, 1998 | 9 km SSE of Coalfield, Tennessee | M3.6 | 131 km | 11 km |
| Jun 19, 2007 | 10 km ENE of Spencer, Tennessee | M3.5 | 136 km | 1 km |
| Mar 5, 2019 | 7 km NE of Maynardville, Tennessee | M3.4 | 142 km | 17 km |
| Jan 27, 2009 | 4 km NE of Williamsburg, Kentucky | M3.2 | 86 km | 26 km |
| Jan 17, 1999 | 7 km NNW of Flat Lick, Kentucky | M3.1 | 113 km | 1 km |
| Jul 17, 2019 | 7 km SW of New Tazewell, Tennessee | M3.0 | 143 km | 13 km |
| May 20, 2023 | Kentucky-Tennessee border region | M2.8 | 136 km | 17 km |
| May 26, 2021 | 8 km NW of Fincastle, Tennessee | M2.8 | 103 km | 12 km |
| Aug 20, 2015 | 6 km SE of Lawrenceburg, Kentucky | M2.8 | 114 km | 34 km |
| Mar 8, 2015 | 1 km SE of Pleasant View, Kentucky | M2.8 | 92 km | 9 km |
| May 11, 2025 | 11 km SE of High Bridge, Kentucky | M2.8 | 94 km | 30 km |
| Oct 22, 2017 | 9 km SSE of Rockwood, Tennessee | M2.8 | 139 km | 24 km |
| Jan 19, 2020 | 2 km NE of Fincastle, Tennessee | M2.8 | 111 km | 34 km |
| Oct 30, 2017 | 2 km N of Artemus, Kentucky | M2.7 | 110 km | 3 km |
| May 24, 2018 | 8 km NNW of Lenoir City, Tennessee | M2.7 | 143 km | 16 km |
| Feb 12, 2020 | 3 km NE of Fincastle, Tennessee | M2.7 | 112 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
339 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 70 fatalities, 1,211 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF4 | 44 km | 20.2 mi | 0 |
| Apr 3, 1974 | EF4 | 95 km | 31.9 mi | 7 |
| Apr 3, 1974 | EF4 | 82 km | 18.8 mi | 7 |
| Apr 3, 1974 | EF4 | 47 km | 38.4 mi | 10 |
| Apr 3, 1974 | EF4 | 52 km | 11.0 mi | 5 |
| Apr 3, 1974 | EF4 | 47 km | 16.1 mi | 0 |
| Apr 27, 1971 | EF4 | 39 km | 14.1 mi | 6 |
| Apr 27, 1971 | EF4 | 10 km | 13.0 mi | 2 |
| Dec 11, 2021 | EF3 | 56 km | 14.5 mi | 1 |
| May 8, 2009 | EF3 | 90 km | 21.1 mi | 2 |
| Apr 16, 1998 | EF3 | 36 km | 20.0 mi | 0 |
| Apr 16, 1998 | EF3 | 52 km | 8.6 mi | 0 |
| Mar 28, 1997 | EF3 | 87 km | 9.0 mi | 1 |
| Mar 28, 1997 | EF3 | 80 km | 2.0 mi | 0 |
| Mar 28, 1997 | EF3 | 60 km | 15.0 mi | 0 |
| Apr 20, 1986 | EF3 | 33 km | 3.0 mi | 0 |
| Mar 31, 1979 | EF3 | 90 km | 12.7 mi | 1 |
| Apr 3, 1974 | EF3 | 77 km | 9.4 mi | 3 |
| Apr 3, 1974 | EF3 | 70 km | 13.0 mi | 0 |
| Apr 3, 1974 | EF3 | 18 km | 18.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: STINKING CREEK (10,768 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | STINKING CREEK | 10,768 | 98 km |
| 1987 | K-T FIRE | 6,372 | 77 km |
| 1987 | UNNAMED | 5,973 | 95 km |
| 2001 | UNNAMED | 4,635 | 68 km |
| 1987 | UNNAMED | 4,400 | 100 km |
| 2013 | UNNAMED | 3,940 | 60 km |
| 1987 | UNNAMED | 3,854 | 95 km |
| 2009 | GOBBLERS KNOB B | 3,851 | 55 km |
| 2021 | UNNAMED | 3,571 | 67 km |
| 2021 | UNNAMED | 3,258 | 69 km |
| 2016 | WHITE OAK CIRCLE | 3,182 | 96 km |
| 2000 | UNNAMED | 3,123 | 84 km |
| 2016 | UNNAMED | 2,835 | 66 km |
| 2018 | UNNAMED | 2,734 | 70 km |
| 1999 | PIGSKIN | 2,712 | 66 km |
| 2022 | CUT GAP | 2,504 | 76 km |
| 2010 | FLOATING MILL HOLLOW | 2,422 | 94 km |
| 2000 | UNNAMED | 2,355 | 79 km |
| 2000 | DARROW RDG | 2,265 | 65 km |
| 2012 | FY2012 CRYSTAL CAVE BROADCAST BURN | 2,221 | 91 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 4.0 in | Coldest |
| February | 39°F (4°C) | 4.1 in | |
| March | 47°F (9°C) | 4.9 in | |
| April | 56°F (13°C) | 4.3 in | |
| May | 64°F (18°C) | 4.8 in | |
| June | 72°F (22°C) | 4.5 in | |
| July | 76°F (24°C) | 4.9 in | Warmest, Wettest |
| August | 75°F (24°C) | 4.0 in | |
| September | 69°F (21°C) | 4.1 in | |
| October | 58°F (15°C) | 3.2 in | Driest |
| November | 49°F (9°C) | 4.3 in | |
| December | 40°F (4°C) | 4.9 in |
Jamestown has a seasonal temperature swing of 39°F / from 36°F in January to 76°F in July. Total annual precipitation is 51.9 inches, with July being the wettest month (4.9") and October the driest (3.2").