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Weather & Climate in Lanagan, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lanagan enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 34°F in January while summers reach 79°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 45.0 inches. The area receives 1.9 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 876 feet.
Temperature
34°F Jan (1°C)
79°F Jul (26°C)
| Annual Average | 57.4°F |
| 6% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 876 ft (267 m) |
| Area | 0.9 sq mi (2.4 km²) |
| Population Density | 452/sq mi |
| Coordinates | 36.6081°N, 94.4477°W |
| Timezone | America/Chicago |
| Nearest Airport | Grand Lake Regional (NRI) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jun 11, 2017 | 6 km NNE of Bergman, Arkansas | M3.6 | 133 km | 6 km |
| Jun 16, 2017 | 6 km N of Bergman, Arkansas | M2.9 | 133 km | 6 km |
| Mar 23, 2024 | 9 km SE of Foyil, Oklahoma | M2.8 | 94 km | 5 km |
| Jan 14, 2016 | 7 km W of Talala, Oklahoma | M2.7 | 119 km | 5 km |
| Apr 3, 2016 | Arkansas-Oklahoma border region | M2.7 | 114 km | 5 km |
| Sep 3, 2015 | 6 km WSW of Vera, Oklahoma | M2.6 | 136 km | 5 km |
| May 21, 2010 | 2 km SW of Centerton, Arkansas | M2.6 | 32 km | 1 km |
| Jun 21, 2017 | 6 km N of Bergman, Arkansas | M2.5 | 132 km | 5 km |
| May 13, 2015 | 8 km E of Lead Hill, Arkansas | M2.5 | 147 km | 0 km |
| Apr 29, 2010 | 3 km SW of Centerton, Arkansas | M2.5 | 33 km | 0 km |
| Aug 11, 2011 | 11 km WSW of Jasper, Arkansas | M2.5 | 124 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
685 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 218 fatalities, 2,187 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 22, 2011 | EF5 | 51 km | 21.6 mi | 158 |
| May 10, 2008 | EF4 | 76 km | 75.5 mi | 21 |
| Apr 24, 1975 | EF4 | 27 km | 11.9 mi | 3 |
| Sep 27, 1959 | EF4 | 76 km | 20.4 mi | 1 |
| Apr 3, 1956 | EF4 | 50 km | 41.8 mi | 0 |
| May 25, 2024 | EF3 | 37 km | 7.9 mi | 0 |
| Mar 30, 2022 | EF3 | 60 km | 5.2 mi | 0 |
| May 22, 2019 | EF3 | 80 km | 11.3 mi | 3 |
| May 22, 2019 | EF3 | 58 km | 9.2 mi | 0 |
| May 22, 2011 | EF3 | 42 km | 17.9 mi | 0 |
| Dec 31, 2010 | EF3 | 69 km | 21.1 mi | 4 |
| Mar 12, 2006 | EF3 | 81 km | 29.0 mi | 0 |
| Mar 12, 2006 | EF3 | 46 km | 25.0 mi | 0 |
| Mar 12, 2006 | EF3 | 71 km | 42.0 mi | 1 |
| May 4, 2003 | EF3 | 69 km | 25.0 mi | 5 |
| May 4, 2003 | EF3 | 41 km | 49.0 mi | 7 |
| Nov 22, 1983 | EF3 | 89 km | 19.0 mi | 0 |
| Mar 26, 1983 | EF3 | 94 km | 7.0 mi | 0 |
| Mar 15, 1982 | EF3 | 81 km | 9.0 mi | 0 |
| Mar 15, 1982 | EF3 | 99 km | 30.0 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: TELAMAY HOLLOW (5,686 acres, 2009).
| Year | Name | Acres Burned | Distance |
| 2009 | TELAMAY HOLLOW | 5,686 | 73 km |
| 2009 | SAWMILL HOLLOW | 5,166 | 71 km |
| 1992 | UNNAMED | 4,546 | 63 km |
| 2005 | FLAT ROCK | 4,472 | 95 km |
| 1995 | F128 | 4,210 | 71 km |
| 2024 | NATURE FIRE | 3,744 | 72 km |
| 1986 | UNNAMED | 3,427 | 38 km |
| 2007 | UNNAMED | 3,160 | 55 km |
| 2016 | RXBURN | 2,951 | 52 km |
| 1996 | UNNAMED | 2,918 | 63 km |
| 2021 | BRUSH CREEK | 2,814 | 39 km |
| 2018 | UNNAMED | 2,776 | 97 km |
| 2023 | RX WHISKEY SPRINGS 3 | 2,716 | 98 km |
| 2021 | BLACKBURN | 2,711 | 97 km |
| 2004 | UNNAMED | 2,661 | 55 km |
| 2020 | TWIN PEAKS | 2,578 | 51 km |
| 2023 | RX TWIN PEAKS | 2,560 | 52 km |
| 2002 | ROUNDTPCOX | 2,248 | 40 km |
| 2017 | CHEWI PROCTOR | 2,176 | 72 km |
| 2021 | EAST FORK | 2,134 | 68 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 1.9 in | Coldest, Driest |
| February | 39°F (4°C) | 2.3 in | |
| March | 49°F (9°C) | 3.9 in | |
| April | 58°F (14°C) | 4.3 in | |
| May | 65°F (19°C) | 5.0 in | Wettest |
| June | 73°F (23°C) | 4.8 in | |
| July | 79°F (26°C) | 3.1 in | Warmest |
| August | 78°F (25°C) | 3.5 in | |
| September | 70°F (21°C) | 5.0 in | |
| October | 59°F (15°C) | 3.9 in | |
| November | 48°F (9°C) | 4.3 in | |
| December | 38°F (3°C) | 3.0 in |
Lanagan has a seasonal temperature swing of 45°F / from 34°F in January to 79°F in July. Total annual precipitation is 45.0 inches, with May being the wettest month (5.0") and January the driest (1.9").