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Weather & Climate in Pilot Knob, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pilot Knob experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 30°F in January while summers reach 77°F in July. The area gets 257 sunny days per year, above the national average. Annual precipitation totals 43.5 inches. The area receives 8.6 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 974 feet.
Temperature
30°F Jan (-1°C)
77°F Jul (25°C)
| Annual Average | 54.7°F |
| 1% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 257 days/yr |
Geography
| Elevation | 974 ft (297 m) |
| Area | 0.9 sq mi (2.3 km²) |
| Population Density | 851/sq mi |
| Coordinates | 37.6212°N, 90.6404°W |
| Timezone | America/Chicago |
| Nearest Airport | Farmington Regional (FAM) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
143 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 | 105 km | 1 km |
| May 4, 1991 | 2 km NNW of Risco, Missouri | M4.5 | 137 km | 11 km |
| Feb 5, 1994 | 2 km WNW of Dongola, Illinois | M4.2 | 131 km | 16 km |
| Jun 7, 2011 | 18 km NNW of Potosi, Missouri | M3.9 | 56 km | 21 km |
| Jul 7, 1991 | 11 km ENE of Brandsville, Missouri | M3.9 | 133 km | 8 km |
| Feb 21, 2012 | 4 km SSE of Bertrand, Missouri | M3.9 | 136 km | 8 km |
| Aug 22, 2000 | 19 km WNW of Maynard, Arkansas | M3.9 | 134 km | 10 km |
| Oct 21, 1999 | 9 km NW of Maynard, Arkansas | M3.9 | 130 km | 10 km |
| Aug 16, 2003 | 5 km W of Thomasville, Missouri | M3.7 | 125 km | 0 km |
| Mar 2, 2010 | 2 km ENE of East Prairie, Missouri | M3.7 | 147 km | 8 km |
| Sep 22, 2011 | 6 km E of Grandin, Missouri | M3.6 | 90 km | 11 km |
| Jun 15, 2004 | 3 km S of Canalou, Missouri | M3.5 | 131 km | 5 km |
| Aug 27, 1993 | 5 km SSE of Olympian Village, Missouri | M3.3 | 55 km | 22 km |
| Feb 6, 1993 | 6 km NNW of Catron, Missouri | M3.3 | 133 km | 8 km |
| Sep 27, 2019 | 4 km WSW of Howardville, Missouri | M3.3 | 148 km | 8 km |
| Dec 27, 1992 | 2 km E of Pocahontas, Missouri | M3.2 | 91 km | 10 km |
| Apr 6, 1994 | 2 km NE of Tamaroa, Illinois | M3.2 | 139 km | 15 km |
| Feb 28, 2015 | 3 km NW of Marston, Missouri | M3.1 | 150 km | 13 km |
| Feb 10, 2023 | 7 km S of Catron, Missouri | M3.1 | 145 km | 7 km |
| May 30, 2010 | 7 km S of Catron, Missouri | M3.1 | 145 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
448 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 55 fatalities, 534 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Feb 28, 2017 | EF4 | 57 km | 53.5 mi | 1 |
| Sep 22, 2006 | EF4 | 72 km | 27.5 mi | 0 |
| Apr 24, 2002 | EF4 | 77 km | 40.5 mi | 0 |
| Jun 22, 1969 | EF4 | 15 km | 15.1 mi | 4 |
| Jun 22, 1969 | EF4 | 55 km | 20.2 mi | 2 |
| Dec 21, 1967 | EF4 | 44 km | 27.9 mi | 3 |
| May 21, 1957 | EF4 | 88 km | 9.1 mi | 7 |
| Feb 24, 1956 | EF4 | 95 km | 77.6 mi | 6 |
| Oct 24, 2021 | EF3 | 22 km | 16.7 mi | 0 |
| Oct 24, 2021 | EF3 | 24 km | 18.8 mi | 0 |
| Feb 29, 2012 | EF3 | 90 km | 20.0 mi | 1 |
| May 25, 2011 | EF3 | 92 km | 47.4 mi | 0 |
| Dec 31, 2010 | EF3 | 98 km | 6.7 mi | 1 |
| Mar 11, 2006 | EF3 | 61 km | 53.5 mi | 2 |
| Mar 11, 2006 | EF3 | 62 km | 5.1 mi | 0 |
| May 6, 2003 | EF3 | 90 km | 2.0 mi | 0 |
| Apr 27, 2002 | EF3 | 67 km | 4.0 mi | 1 |
| Apr 19, 1996 | EF3 | 69 km | 11.5 mi | 0 |
| May 29, 1982 | EF3 | 97 km | 10.0 mi | 0 |
| Apr 22, 1981 | EF3 | 63 km | 7.1 mi | 1 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: HANDY (12,818 acres, 2012).
| Year | Name | Acres Burned | Distance |
| 2012 | HANDY | 12,818 | 96 km |
| 2011 | UNNAMED | 9,641 | 100 km |
| 2022 | CEDAR BLUFF | 9,617 | 97 km |
| 2020 | BIG BARREN CREEK | 8,150 | 93 km |
| 2022 | STEGALL MOUNTAIN | 6,979 | 77 km |
| 2010 | WYLIE KING 1 | 6,077 | 81 km |
| 2015 | 15 STEGAL MOUNTAIN | 5,112 | 78 km |
| 2011 | MINNINGHAW | 4,792 | 65 km |
| 2009 | STEGAL MTN. COMPLEX | 4,717 | 78 km |
| 2017 | UNNAMED | 4,602 | 65 km |
| 2021 | MILLER KING | 4,130 | 78 km |
| 2022 | SMITH MILL HOLLOW | 3,978 | 49 km |
| 1999 | STEGALL99 | 3,415 | 78 km |
| 2013 | UNNAMED | 3,313 | 76 km |
| 2005 | UNNAMED | 3,252 | 66 km |
| 2021 | VICTORY 1-7 | 3,237 | 83 km |
| 1988 | HANES 1 | 3,139 | 98 km |
| 2021 | COUNCIL BLUFF | 3,035 | 28 km |
| 2011 | MUD POND | 3,030 | 95 km |
| 2022 | LITTLE CREEK | 3,004 | 66 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.3 in | Coldest, Driest |
| February | 35°F (2°C) | 2.6 in | |
| March | 45°F (7°C) | 4.3 in | |
| April | 55°F (13°C) | 4.2 in | |
| May | 63°F (17°C) | 4.5 in | Wettest |
| June | 71°F (22°C) | 3.5 in | |
| July | 77°F (25°C) | 3.7 in | Warmest |
| August | 75°F (24°C) | 3.9 in | |
| September | 68°F (20°C) | 3.6 in | |
| October | 57°F (14°C) | 2.9 in | |
| November | 45°F (7°C) | 4.3 in | |
| December | 35°F (2°C) | 3.7 in |
Pilot Knob has a seasonal temperature swing of 47°F / from 30°F in January to 77°F in July. Total annual precipitation is 43.5 inches, with May being the wettest month (4.5") and January the driest (2.3").