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Weather & Climate in Grayridge, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grayridge enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 33°F in January while summers reach 80°F in July. The area gets 248 sunny days per year, above the national average. Annual precipitation totals 48.3 inches (wetter than the 38-inch national average). The area receives 3.2 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 299 feet.
Temperature
33°F Jan (0°C)
80°F Jul (27°C)
| Annual Average | 57.8°F |
| 7% above US avg | |
| January Average | 33°F (0°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 248 days/yr |
Geography
| Elevation | 299 ft (91 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 83/sq mi |
| Coordinates | 36.8242°N, 89.7809°W |
| Timezone | America/Chicago |
| Nearest Airport | Malden Regional (MAW) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
407 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Sep 26, 1990 | 4 km SE of Chaffee, Missouri | M4.8 | 39 km | 1 km |
| May 4, 1991 | 2 km NNW of Risco, Missouri | M4.5 | 28 km | 11 km |
| May 1, 2005 | 5 km SSE of Manila, Arkansas | M4.2 | 115 km | 10 km |
| Feb 5, 1994 | 2 km WNW of Dongola, Illinois | M4.2 | 80 km | 16 km |
| Feb 10, 2005 | 3 km NNW of Etowah, Arkansas | M4.1 | 126 km | 15 km |
| Jun 6, 2003 | 1 km NE of Bardwell, Kentucky | M4.0 | 70 km | 3 km |
| Apr 30, 2003 | 1 km N of Blytheville, Arkansas | M4.0 | 99 km | 24 km |
| Jun 2, 2005 | 12 km S of Ridgely, Tennessee | M4.0 | 80 km | 15 km |
| Feb 21, 2012 | 4 km SSE of Bertrand, Missouri | M3.9 | 32 km | 8 km |
| Oct 21, 1999 | 9 km NW of Maynard, Arkansas | M3.9 | 113 km | 10 km |
| Aug 22, 2000 | 19 km WNW of Maynard, Arkansas | M3.9 | 124 km | 10 km |
| May 16, 2024 | 6 km S of Ridgely, Tennessee | M3.8 | 74 km | 8 km |
| Sep 17, 1997 | 2 km E of Trumann, Arkansas | M3.8 | 143 km | 0 km |
| Nov 29, 1996 | 1 km W of Blytheville, Arkansas | M3.8 | 101 km | 19 km |
| Mar 2, 2010 | 2 km ENE of East Prairie, Missouri | M3.7 | 38 km | 8 km |
| Apr 24, 2019 | 12 km NNW of Dyersburg, Tennessee | M3.7 | 82 km | 14 km |
| Oct 15, 2017 | 6 km SE of Manila, Arkansas | M3.6 | 114 km | 17 km |
| Jan 16, 2018 | 4 km SW of Caruthersville, Missouri | M3.6 | 74 km | 9 km |
| Jun 20, 2005 | 4 km WSW of Blandville, Kentucky | M3.6 | 70 km | 19 km |
| Apr 2, 2015 | 1 km WNW of Cooter, Missouri | M3.6 | 86 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
599 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 130 fatalities, 1,193 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Dec 10, 2021 | EF4 | 69 km | 168.5 mi | 57 |
| Sep 22, 2006 | EF4 | 95 km | 27.5 mi | 0 |
| May 6, 2003 | EF4 | 83 km | 33.0 mi | 2 |
| Jan 21, 1999 | EF4 | 92 km | 16.0 mi | 0 |
| Mar 1, 1997 | EF4 | 98 km | 15.0 mi | 1 |
| Mar 1, 1997 | EF4 | 97 km | 10.0 mi | 0 |
| Apr 22, 1981 | EF4 | 62 km | 63.0 mi | 1 |
| Mar 21, 1952 | EF4 | 86 km | 6.5 mi | 17 |
| Mar 21, 1952 | EF4 | 93 km | 2.0 mi | 4 |
| May 26, 2024 | EF3 | 6 km | 19.6 mi | 0 |
| Dec 10, 2021 | EF3 | 91 km | 122.6 mi | 0 |
| Oct 24, 2021 | EF3 | 97 km | 18.8 mi | 0 |
| May 10, 2016 | EF3 | 92 km | 19.0 mi | 0 |
| Nov 17, 2013 | EF3 | 22 km | 14.3 mi | 0 |
| Nov 17, 2013 | EF3 | 86 km | 42.5 mi | 3 |
| Feb 29, 2012 | EF3 | 37 km | 20.0 mi | 1 |
| May 25, 2011 | EF3 | 95 km | 47.4 mi | 0 |
| Sep 22, 2006 | EF3 | 97 km | 3.5 mi | 0 |
| Apr 2, 2006 | EF3 | 97 km | 8.0 mi | 2 |
| Apr 2, 2006 | EF3 | 82 km | 18.0 mi | 16 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1811 | AR: NE - NEW MADRID EARTHQUAKES | Eruption + Earthquake | — | — | 147 km |
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: WYLIE KING 1 (6,077 acres, 2010).
| Year | Name | Acres Burned | Distance |
| 2010 | WYLIE KING 1 | 6,077 | 70 km |
| 2021 | MILLER KING | 4,130 | 73 km |
| 2013 | UNNAMED | 3,313 | 78 km |
| 2021 | VICTORY 1-7 | 3,237 | 68 km |
| 2014 | UNNAMED | 1,627 | 76 km |
| 2019 | ATWOOD RIDGE RX | 1,622 | 76 km |
| 2024 | ESSMAN SPRING RX | 1,495 | 70 km |
| 2020 | UNNAMED | 1,334 | 58 km |
| 2017 | UNNAMED | 1,257 | 66 km |
| 2021 | OZARK HILL PRAIRIE RX | 1,235 | 66 km |
| 2004 | UNNAMED | 1,232 | 72 km |
| 2022 | BEAN RIDGE RX | 955 | 60 km |
| 2021 | MILL CREEK RX | 898 | 98 km |
| 2013 | UNNAMED | 839 | 74 km |
| 2021 | UPALIKA 3 AND 4 HARMONY 3 | 824 | 79 km |
| 2022 | ESSMAN 4 GOOSECREEK 1 3 4 7 8 | 823 | 69 km |
| 2020 | VICTORY 1 | 765 | 70 km |
| 2024 | WOLF CREEK (OLIVE BR) RX | 691 | 57 km |
| 2019 | WOLF CREEK SOUTH RX | 648 | 57 km |
| 2021 | WOLF HOLLOW RX | 636 | 60 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (0°C) | 3.2 in | Coldest |
| February | 38°F (3°C) | 3.6 in | |
| March | 47°F (9°C) | 5.2 in | Wettest |
| April | 58°F (14°C) | 4.7 in | |
| May | 67°F (20°C) | 5.2 in | |
| June | 76°F (25°C) | 3.8 in | |
| July | 80°F (27°C) | 3.7 in | Warmest |
| August | 78°F (25°C) | 3.2 in | |
| September | 71°F (22°C) | 3.7 in | |
| October | 60°F (16°C) | 3.0 in | Driest |
| November | 48°F (9°C) | 4.4 in | |
| December | 39°F (4°C) | 4.6 in |
Grayridge has a seasonal temperature swing of 47°F / from 33°F in January to 80°F in July. Total annual precipitation is 48.3 inches, with March being the wettest month (5.2") and October the driest (3.0").