All Countries
Weather & Climate in Jennings, MD
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jennings experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 28°F in January while summers reach 71°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 41.4 inches. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 2,203 feet.
Temperature
28°F Jan (-2°C)
71°F Jul (21°C)
| Annual Average | 49.8°F |
| 8% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 71°F (21°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 2,203 ft (671 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 52/sq mi |
| Coordinates | 39.6487°N, 79.1835°W |
| Timezone | America/New_York |
| County | Garrett County County |
| Nearest Airport | Greater Cumberland Regional (CBE) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 16.0 / 100 |
| Social Vulnerability | 48.4 / 100 |
| Community Resilience | 57.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.0.
| Jan 17, 2016 | 3 km NE of Ranson, West Virginia | M3.0 | 122 km | 5 km |
| Sep 11, 2024 | 4 km WNW of Claysville, Pennsylvania | M2.5 | 121 km | 4 km |
| Aug 15, 2010 | 19 km ESE of Burnsville, West Virginia | M2.5 | 142 km | 17 km |
| Aug 21, 2010 | 19 km WNW of Helvetia, West Virginia | M2.5 | 141 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
177 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 6 fatalities, 204 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 2, 1998 | EF4 | 45 km | 36.5 mi | 0 |
| May 31, 1998 | EF3 | 14 km | 13.0 mi | 1 |
| Jun 3, 1980 | EF3 | 63 km | 29.8 mi | 0 |
| Jul 11, 1976 | EF3 | 83 km | 11.8 mi | 1 |
| May 19, 1967 | EF3 | 32 km | 0.3 mi | 1 |
| Aug 3, 1963 | EF3 | 95 km | 0.1 mi | 2 |
| Jun 26, 2024 | EF2 | 92 km | 10.8 mi | 0 |
| Aug 25, 2023 | EF2 | 42 km | 2.0 mi | 0 |
| Oct 2, 2018 | EF2 | 58 km | 1.6 mi | 0 |
| Mar 23, 2011 | EF2 | 85 km | 9.0 mi | 0 |
| Jun 2, 1998 | EF2 | 42 km | 12.0 mi | 0 |
| Jun 2, 1998 | EF2 | 32 km | 15.0 mi | 0 |
| Jun 2, 1998 | EF2 | 23 km | 15.0 mi | 0 |
| Aug 15, 1997 | EF2 | 77 km | 3.5 mi | 0 |
| Jun 30, 1990 | EF2 | 98 km | 0.2 mi | 0 |
| Oct 1, 1986 | EF2 | 57 km | 4.5 mi | 0 |
| May 22, 1983 | EF2 | 92 km | 38.0 mi | 0 |
| May 12, 1980 | EF2 | 85 km | 2.2 mi | 0 |
| Jun 20, 1977 | EF2 | 37 km | 8.5 mi | 0 |
| Jul 13, 1971 | EF2 | 57 km | 16.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
15 wildfires (100+ acres) recorded within 100 km. Largest: WAITES RUN (5,496 acres, 2024).
| Year | Name | Acres Burned | Distance |
| 2024 | WAITES RUN | 5,496 | 85 km |
| 2024 | CAPON | 2,302 | 100 km |
| 2001 | NEW CREEK MTN | 1,689 | 72 km |
| 2024 | DOVE HOLLOW | 1,634 | 86 km |
| 2020 | UNNAMED | 1,572 | 94 km |
| 2013 | SMOKE HOLE FIRE | 1,436 | 88 km |
| 2019 | DRY HOLLOW | 1,327 | 92 km |
| 2000 | BRAKE RUN SHEN. MT. RD. | 1,055 | 88 km |
| 2014 | BEAR DEN | 945 | 49 km |
| 2024 | SPRING RUN | 847 | 82 km |
| 2024 | GRACE MOUNTAIN | 760 | 96 km |
| 2012 | WOLF GAP | 710 | 92 km |
| 1994 | ELKHORN TOWER | 696 | 83 km |
| 2001 | SOUTH BRANCH | 519 | 58 km |
| 2005 | UNNAMED | 510 | 41 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 3.1 in | |
| February | 27°F (-3°C) | 3.0 in | Coldest, Driest |
| March | 36°F (2°C) | 3.8 in | |
| April | 46°F (8°C) | 4.0 in | |
| May | 56°F (13°C) | 4.5 in | |
| June | 63°F (17°C) | 4.2 in | |
| July | 71°F (21°C) | 4.7 in | Warmest, Wettest |
| August | 66°F (19°C) | 3.9 in | |
| September | 60°F (16°C) | 3.5 in | |
| October | 49°F (10°C) | 3.1 in | |
| November | 40°F (4°C) | 3.5 in | |
| December | 30°F (-1°C) | 3.5 in |
Jennings has a seasonal temperature swing of 43°F / from 27°F in February to 71°F in July. Total annual precipitation is 44.8 inches, with July being the wettest month (4.7") and February the driest (3.0").