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Weather & Climate in Mount Juliet, TN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mount Juliet enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 37°F in January while summers reach 79°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 54.9 inches (wetter than the 38-inch national average). The area receives 4.6 inches of snow annually. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 614 feet.
Temperature
37°F Jan (3°C)
79°F Jul (26°C)
| Annual Average | 58.7°F |
| 9% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 614 ft (187 m) |
| Area | 19.8 sq mi (51.3 km²) |
| Population Density | 1,559/sq mi |
| Coordinates | 36.1992°N, 86.5095°W |
| Timezone | America/Chicago |
| County | Wilson County County |
| Nearest Airport | Nashville International (BNA) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 80.0 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 60.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
27 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| Jun 19, 2007 | 10 km ENE of Spencer, Tennessee | M3.5 | 113 km | 1 km |
| May 10, 2020 | 7 km SSE of Sewanee, Tennessee | M3.1 | 130 km | 8 km |
| Nov 28, 1998 | 6 km SW of Bremen, Kentucky | M2.9 | 141 km | 0 km |
| Jan 28, 1991 | 9 km SW of Sacramento, Kentucky | M2.8 | 147 km | 1 km |
| May 13, 1999 | 7 km NW of Elkmont, Alabama | M2.8 | 143 km | 10 km |
| May 13, 1999 | 11 km S of Pulaski, Tennessee | M2.8 | 132 km | 20 km |
| Sep 20, 1990 | 6 km N of Elkmont, Alabama | M2.8 | 141 km | 4 km |
| Jun 8, 2014 | 8 km WNW of Dayton, Tennessee | M2.8 | 148 km | 14 km |
| May 10, 2020 | 7 km SSE of Sewanee, Tennessee | M2.8 | 131 km | 6 km |
| Jan 16, 2019 | 5 km SSE of Wartrace, Tennessee | M2.8 | 81 km | 7 km |
| Aug 13, 2022 | 6 km NW of Hazel Green, Alabama | M2.7 | 136 km | 13 km |
| Feb 27, 2020 | 5 km SW of Bremen, Kentucky | M2.6 | 142 km | 27 km |
| Dec 8, 1997 | 6 km NE of Murfreesboro, Tennessee | M2.6 | 38 km | 0 km |
| Sep 9, 2000 | 10 km NNW of Kimball, Tennessee | M2.6 | 138 km | 6 km |
| Mar 22, 1990 | 9 km E of Rochester, Kentucky | M2.6 | 114 km | 5 km |
| Jul 8, 2001 | 7 km SE of Franklin, Tennessee | M2.6 | 44 km | 0 km |
| Jan 8, 1995 | Kentucky | M2.6 | 133 km | 30 km |
| Feb 29, 2024 | 9 km NNW of Graysville, Tennessee | M2.6 | 145 km | 13 km |
| Mar 10, 2024 | 14 km W of Graysville, Tennessee | M2.6 | 141 km | 22 km |
| Jun 1, 2019 | 4 km ESE of Manchester, Tennessee | M2.6 | 92 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
540 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 126 fatalities, 1,569 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Mar 3, 2020 | EF4 | 76 km | 8.4 mi | 19 |
| Apr 10, 2009 | EF4 | 58 km | 23.3 mi | 2 |
| Jan 24, 1997 | EF4 | 47 km | 6.5 mi | 0 |
| Dec 24, 1988 | EF4 | 47 km | 6.0 mi | 1 |
| Apr 3, 1974 | EF4 | 87 km | 28.4 mi | 10 |
| Apr 27, 1970 | EF4 | 62 km | 42.6 mi | 3 |
| May 8, 2024 | EF3 | 79 km | 11.5 mi | 1 |
| Dec 9, 2023 | EF3 | 96 km | 47.2 mi | 4 |
| Dec 11, 2021 | EF3 | 87 km | 28.0 mi | 0 |
| Dec 11, 2021 | EF3 | 80 km | 29.3 mi | 16 |
| Mar 3, 2020 | EF3 | 40 km | 60.1 mi | 5 |
| Feb 6, 2008 | EF3 | 61 km | 9.4 mi | 4 |
| Feb 5, 2008 | EF3 | 25 km | 50.3 mi | 22 |
| Apr 7, 2006 | EF3 | 27 km | 22.7 mi | 7 |
| Apr 7, 2006 | EF3 | 70 km | 18.8 mi | 0 |
| May 11, 2003 | EF3 | 51 km | 1.0 mi | 0 |
| May 11, 2003 | EF3 | 29 km | 1.0 mi | 0 |
| May 4, 2003 | EF3 | 79 km | 11.5 mi | 0 |
| Apr 28, 2002 | EF3 | 52 km | 3.2 mi | 0 |
| Jan 22, 1999 | EF3 | 84 km | 4.3 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 3.9 in | Coldest |
| February | 40°F (5°C) | 4.0 in | |
| March | 49°F (10°C) | 5.2 in | Wettest |
| April | 58°F (14°C) | 4.2 in | |
| May | 66°F (19°C) | 5.0 in | |
| June | 75°F (24°C) | 4.2 in | |
| July | 79°F (26°C) | 4.1 in | Warmest |
| August | 77°F (25°C) | 3.5 in | |
| September | 71°F (22°C) | 3.7 in | |
| October | 60°F (15°C) | 3.0 in | Driest |
| November | 49°F (10°C) | 4.5 in | |
| December | 41°F (5°C) | 4.8 in |
Mount Juliet has a seasonal temperature swing of 42°F / from 37°F in January to 79°F in July. Total annual precipitation is 50.1 inches, with March being the wettest month (5.2") and October the driest (3.0").