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Weather & Climate in Mountain Home, AR

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Mountain Home enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 36°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 50.9 inches (wetter than the 38-inch national average). The area receives 7.8 inches of snow annually. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 816 feet.

Temperature

36°F Jan (2°C) 79°F Jul (26°C)
Annual Average58.3°F
8% above US avg
January Average36°F (2°C)
July Average79°F (26°C)
Sunny Days299 days/yr

Geography

Elevation816 ft (249 m)
Area11.7 sq mi (30.4 km²)
Population Density1,084/sq mi
Coordinates36.3351°N, 92.3840°W
TimezoneAmerica/Chicago
CountyBaxter County County
Nearest AirportMarion County Regional (FLP)
12 miles away

Precipitation & Snow

Annual Rainfall 50.9"
34% above US avg
Snowfall 7.8"
Wettest Month (May) 4.84"
Driest Month (Jan) 2.32"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score72.3 / 100
Social Vulnerability84.3 / 100
Community Resilience17.1 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Very Low
Earthquake Relatively Low
Wildfire Relatively Low
Flood Relatively Low
Hail Relatively Low
Strong Wind Relatively High
Heat Wave Relatively Low
Winter Weather Relatively Moderate
Lightning Relatively Moderate
Ice Storm Very High
Drought No Rating
Cold Wave Relatively Moderate
Landslide Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

264 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.

Feb 28, 2011 4 km NE of Greenbrier, Arkansas M4.7 119 km 3 km
May 4, 2001 8 km NNW of Holland, Arkansas M4.3 122 km 8 km
Feb 18, 2011 4 km NNE of Greenbrier, Arkansas M4.1 118 km 6 km
Oct 21, 1999 9 km NW of Maynard, Arkansas M3.9 128 km 10 km
Apr 8, 2011 3 km NE of Greenbrier, Arkansas M3.9 120 km 6 km
Aug 22, 2000 19 km WNW of Maynard, Arkansas M3.9 116 km 10 km
Jul 7, 1991 11 km ENE of Brandsville, Missouri M3.9 83 km 8 km
Feb 18, 2011 3 km NNE of Greenbrier, Arkansas M3.9 120 km 5 km
Jun 4, 2014 3 km ESE of Fairfield Bay, Arkansas M3.8 85 km 0 km
Feb 17, 2011 4 km NNE of Greenbrier, Arkansas M3.8 118 km 6 km
Sep 12, 2019 13 km N of Big Flat, Arkansas M3.7 23 km 18 km
Aug 16, 2003 5 km W of Thomasville, Missouri M3.7 87 km 0 km
Apr 7, 2011 2 km NE of Greenbrier, Arkansas M3.7 121 km 6 km
Jun 11, 2017 6 km NNE of Bergman, Arkansas M3.6 54 km 6 km
Feb 28, 2011 4 km NNE of Greenbrier, Arkansas M3.6 118 km 4 km
Feb 20, 2011 3 km NNE of Greenbrier, Arkansas M3.6 120 km 5 km
Feb 16, 2011 4 km NNE of Greenbrier, Arkansas M3.5 119 km 7 km
Feb 25, 2011 4 km NNE of Greenbrier, Arkansas M3.5 118 km 6 km
Mar 9, 2011 1 km NW of Greenbrier, Arkansas M3.5 121 km 6 km
Mar 3, 2011 0 km N of Greenbrier, Arkansas M3.5 122 km 7 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

376 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 35 fatalities, 483 injuries.

Date Rating Distance Path Fatalities
Apr 14, 1996 EF4 57 km 44.0 mi 7
Mar 15, 1984 EF4 84 km 41.0 mi 2
Dec 24, 1982 EF4 71 km 63.0 mi 0
Apr 2, 1982 EF4 30 km 20.0 mi 2
May 26, 2024 EF3 32 km 34.6 mi 1
May 26, 2024 EF3 93 km 12.4 mi 0
May 26, 2024 EF3 63 km 21.6 mi 4
May 8, 2009 EF3 73 km 2.2 mi 0
Mar 1, 2007 EF3 35 km 15.0 mi 1
Mar 5, 1999 EF3 97 km 10.0 mi 0
Mar 5, 1996 EF3 51 km 46.5 mi 0
Nov 18, 1985 EF3 31 km 34.0 mi 3
Oct 18, 1984 EF3 91 km 26.0 mi 1
Dec 23, 1982 EF3 93 km 14.0 mi 0
Dec 2, 1982 EF3 71 km 9.0 mi 0
Dec 2, 1982 EF3 80 km 23.0 mi 0
Apr 2, 1982 EF3 55 km 1.0 mi 0
Apr 2, 1982 EF3 26 km 1.5 mi 2
Apr 11, 1979 EF3 80 km 35.4 mi 0
Mar 29, 1976 EF3 90 km 16.5 mi 1
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: DEAD HORSE (10,389 acres, 2007).

Year Name Acres Burned Distance
2007 DEAD HORSE 10,389 24 km
2004 LOWER WILD 10,034 25 km
2018 UNNAMED 9,226 82 km
2013 LOWER WILDERNESS RX 8,699 25 km
2003 UNNAMED 8,286 84 km
2007 UNNAMED 6,931 57 km
2021 SYL BIRMINGHAM 6,803 29 km
2011 UNNAMED 6,686 53 km
2017 UNNAMED 6,457 83 km
2010 BRUSHY/CLAYTON 6,401 57 km
2020 BIG CREEK 6,399 53 km
2001 UNNAMED 6,354 82 km
2006 SULPHUR CREEK 2 5,469 96 km
2016 UNNAMED 5,118 84 km
2021 ROCK PILE 5,067 71 km
2013 UNNAMED 4,912 84 km
2018 UNNAMED 4,873 29 km
2019 UNNAMED 4,493 41 km
2014 UNNAMED 4,337 38 km
2020 CAVE CREEK 4,263 65 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month Avg Temperature Precipitation Summary
January 36°F (2°C) 2.3 in Coldest, Driest
February 40°F (4°C) 2.8 in
March 48°F (9°C) 4.3 in
April 58°F (14°C) 4.1 in
May 66°F (19°C) 4.8 in Wettest
June 74°F (23°C) 4.0 in
July 79°F (26°C) 2.8 in Warmest
August 77°F (25°C) 3.3 in
September 70°F (21°C) 3.9 in
October 59°F (15°C) 3.4 in
November 48°F (9°C) 4.2 in
December 38°F (3°C) 3.7 in

Mountain Home has a seasonal temperature swing of 43°F / from 36°F in January to 79°F in July. Total annual precipitation is 43.7 inches, with May being the wettest month (4.8") and January the driest (2.3").

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