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Weather & Climate in Merriam Woods, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Merriam Woods enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 33°F in January while summers reach 78°F in July. The area gets 258 sunny days per year, above the national average. Annual precipitation totals 43.0 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 932 feet.
Temperature
33°F Jan (0°C)
78°F Jul (26°C)
| Annual Average | 56.6°F |
| 5% above US avg | |
| January Average | 33°F (0°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 932 ft (284 m) |
| Area | 1.6 sq mi (4.1 km²) |
| Population Density | 1,449/sq mi |
| Coordinates | 36.7140°N, 93.1619°W |
| Timezone | America/Chicago |
| Nearest Airport | Marion County Regional (FLP) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
35 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jul 7, 1991 | 11 km ENE of Brandsville, Missouri | M3.9 | 142 km | 8 km |
| Sep 12, 2019 | 13 km N of Big Flat, Arkansas | M3.7 | 94 km | 18 km |
| Aug 16, 2003 | 5 km W of Thomasville, Missouri | M3.7 | 140 km | 0 km |
| Jun 11, 2017 | 6 km NNE of Bergman, Arkansas | M3.6 | 41 km | 6 km |
| Nov 15, 1990 | 16 km NNW of Hector, Arkansas | M3.5 | 124 km | 29 km |
| Jun 27, 2000 | 15 km WSW of Marshall, Arkansas | M3.4 | 103 km | 0 km |
| Mar 30, 2001 | 1 km SW of Hermitage, Missouri | M3.1 | 136 km | 5 km |
| Jan 21, 1992 | 5 km SE of Linn Creek, Missouri | M3.1 | 150 km | 5 km |
| Mar 18, 1990 | 9 km W of Alton, Missouri | M3.0 | 148 km | 1 km |
| Jun 16, 2017 | 6 km N of Bergman, Arkansas | M2.9 | 41 km | 6 km |
| Mar 12, 1990 | 9 km NNE of Briarcliff, Arkansas | M2.8 | 90 km | 0 km |
| Apr 3, 2013 | 10 km WSW of Clinton, Arkansas | M2.8 | 140 km | 0 km |
| Jul 28, 2016 | 4 km ENE of Dover, Arkansas | M2.8 | 144 km | 2 km |
| Jan 27, 2014 | Arkansas | M2.7 | 140 km | 5 km |
| Nov 26, 1999 | 9 km NNE of Mountain Home, Arkansas | M2.7 | 79 km | 3 km |
| Sep 5, 2013 | 17 km W of Dennard, Arkansas | M2.7 | 117 km | 4 km |
| Jul 3, 2014 | 6 km S of Yellville, Arkansas | M2.7 | 75 km | 8 km |
| Jan 7, 2009 | 10 km WSW of Clinton, Arkansas | M2.7 | 138 km | 0 km |
| Jul 22, 2017 | 14 km SW of Mountain View, Arkansas | M2.7 | 131 km | 7 km |
| Feb 14, 2019 | 11 km WSW of Mountain View, Missouri | M2.6 | 123 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
480 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 45 fatalities, 673 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 29, 1991 | EF4 | 45 km | 10.0 mi | 2 |
| Apr 2, 1982 | EF4 | 86 km | 20.0 mi | 2 |
| Sep 26, 1959 | EF4 | 83 km | 7.8 mi | 0 |
| May 26, 2024 | EF3 | 72 km | 34.6 mi | 1 |
| May 26, 2024 | EF3 | 61 km | 21.6 mi | 4 |
| Jan 7, 2008 | EF3 | 63 km | 50.4 mi | 3 |
| Mar 1, 2007 | EF3 | 91 km | 15.0 mi | 1 |
| Mar 12, 2006 | EF3 | 64 km | 42.0 mi | 1 |
| Mar 12, 2006 | EF3 | 65 km | 32.0 mi | 0 |
| May 4, 2003 | EF3 | 95 km | 49.0 mi | 7 |
| Nov 18, 1985 | EF3 | 74 km | 34.0 mi | 3 |
| Apr 29, 1983 | EF3 | 60 km | 5.5 mi | 1 |
| Apr 2, 1982 | EF3 | 46 km | 1.0 mi | 0 |
| Apr 2, 1982 | EF3 | 98 km | 1.5 mi | 2 |
| Apr 11, 1979 | EF3 | 99 km | 35.4 mi | 0 |
| Mar 26, 1976 | EF3 | 97 km | 29.1 mi | 1 |
| Apr 20, 1973 | EF3 | 63 km | 7.8 mi | 1 |
| Dec 14, 1971 | EF3 | 72 km | 23.6 mi | 0 |
| May 15, 1968 | EF3 | 79 km | 7.3 mi | 3 |
| May 7, 1961 | EF3 | 82 km | 43.8 mi | 0 |
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 | 90 km |
| 2004 | LOWER WILD | 10,034 | 90 km |
| 2013 | LOWER WILDERNESS RX | 8,699 | 90 km |
| 2007 | UNNAMED | 6,931 | 30 km |
| 2011 | UNNAMED | 6,686 | 32 km |
| 2010 | BRUSHY/CLAYTON | 6,401 | 31 km |
| 2020 | BIG CREEK | 6,399 | 32 km |
| 2001 | UNNAMED | 6,354 | 100 km |
| 2020 | CAVE CREEK | 4,263 | 86 km |
| 2016 | BIG CREEK | 4,031 | 31 km |
| 2011 | 11 GENE RUSH #2 | 3,524 | 83 km |
| 2021 | BP BEAR CAT | 3,013 | 97 km |
| 2016 | UNNAMED | 2,886 | 96 km |
| 2021 | GOETZ | 2,615 | 31 km |
| 2021 | 21 LICK CREEK | 2,555 | 83 km |
| 2009 | GENE RUSH | 2,540 | 86 km |
| 2003 | GENE RUSH1 | 2,435 | 85 km |
| 2019 | SWAN CREEK | 2,365 | 24 km |
| 2017 | RX - BIG CREEK INTERAGENCY | 2,302 | 83 km |
| 2005 | NORTH RIVER ROAD RX | 2,259 | 72 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (0°C) | 1.9 in | Coldest, Driest |
| February | 38°F (3°C) | 2.3 in | |
| March | 47°F (8°C) | 3.9 in | |
| April | 57°F (14°C) | 4.0 in | |
| May | 65°F (18°C) | 4.7 in | Wettest |
| June | 73°F (23°C) | 4.3 in | |
| July | 78°F (26°C) | 3.3 in | Warmest |
| August | 77°F (25°C) | 3.5 in | |
| September | 70°F (21°C) | 4.2 in | |
| October | 58°F (15°C) | 3.6 in | |
| November | 47°F (8°C) | 3.9 in | |
| December | 37°F (3°C) | 3.3 in |
Merriam Woods has a seasonal temperature swing of 45°F / from 33°F in January to 78°F in July. Total annual precipitation is 43.0 inches, with May being the wettest month (4.7") and January the driest (1.9").