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Weather & Climate in Weir, KS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Weir 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 305 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 47.9 inches (wetter than the 38-inch national average). The area receives 9.5 inches of snow annually. Air quality is rated Good with a median AQI of 39. The city sits at an elevation of 918 feet.
Temperature
33°F Jan (1°C)
80°F Jul (27°C)
| Annual Average | 57.5°F |
| 6% above US avg | |
| January Average | 33°F (1°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 918 ft (280 m) |
| Area | 0.9 sq mi (2.4 km²) |
| Population Density | 798/sq mi |
| Coordinates | 37.3096°N, 94.7745°W |
| Timezone | America/Chicago |
| County | Cherokee County County |
| Nearest Airport | Joplin Regional (JLN) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 53.7 / 100 |
| Social Vulnerability | 43.5 / 100 |
| Community Resilience | 35.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively High |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
8 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.3.
| May 18, 2005 | Missouri | M3.3 | 146 km | 5 km |
| Mar 30, 2001 | 1 km SW of Hermitage, Missouri | M3.1 | 145 km | 5 km |
| Mar 23, 2024 | 9 km SE of Foyil, Oklahoma | M2.8 | 121 km | 5 km |
| Jan 14, 2016 | 7 km W of Talala, Oklahoma | M2.7 | 125 km | 5 km |
| Sep 3, 2015 | 6 km WSW of Vera, Oklahoma | M2.6 | 143 km | 5 km |
| May 21, 2010 | 2 km SW of Centerton, Arkansas | M2.6 | 115 km | 1 km |
| Apr 4, 2015 | 3 km ESE of Clinton, Missouri | M2.6 | 148 km | 2 km |
| Apr 29, 2010 | 3 km SW of Centerton, Arkansas | M2.5 | 116 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
585 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 220 fatalities, 2,065 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 22, 2011 | EF5 | 33 km | 21.6 mi | 158 |
| May 10, 2008 | EF4 | 47 km | 75.5 mi | 21 |
| Feb 28, 2007 | EF4 | 96 km | 28.0 mi | 0 |
| May 4, 2003 | EF4 | 31 km | 33.0 mi | 4 |
| Apr 24, 1975 | EF4 | 56 km | 11.9 mi | 3 |
| Sep 27, 1959 | EF4 | 66 km | 20.4 mi | 1 |
| Apr 3, 1956 | EF4 | 63 km | 41.8 mi | 0 |
| May 22, 2019 | EF3 | 26 km | 9.2 mi | 0 |
| May 22, 2019 | EF3 | 48 km | 11.3 mi | 3 |
| May 22, 2011 | EF3 | 93 km | 17.9 mi | 0 |
| Mar 12, 2006 | EF3 | 94 km | 42.0 mi | 1 |
| Apr 21, 2005 | EF3 | 52 km | 5.0 mi | 0 |
| May 4, 2003 | EF3 | 67 km | 49.0 mi | 7 |
| May 4, 2003 | EF3 | 37 km | 86.0 mi | 5 |
| May 4, 2003 | EF3 | 30 km | 25.0 mi | 5 |
| Apr 19, 2000 | EF3 | 69 km | 34.0 mi | 0 |
| May 17, 1995 | EF3 | 64 km | 14.0 mi | 0 |
| Mar 26, 1983 | EF3 | 15 km | 7.0 mi | 0 |
| Mar 15, 1982 | EF3 | 25 km | 70.0 mi | 2 |
| Mar 15, 1982 | EF3 | 11 km | 9.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
15 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (4,424 acres, 2004).
| Year | Name | Acres Burned | Distance |
| 2004 | UNNAMED | 4,424 | 75 km |
| 1986 | UNNAMED | 3,427 | 46 km |
| 1991 | UNNAMED | 2,043 | 51 km |
| 2015 | VOLZ FIRE | 1,662 | 90 km |
| 1988 | UNNAMED | 1,539 | 59 km |
| 1989 | UNNAMED | 1,523 | 63 km |
| 2010 | NO TORCH | 1,356 | 80 km |
| 1996 | UNNAMED | 1,346 | 70 km |
| 1995 | UNNAMED | 1,280 | 84 km |
| 2006 | GRAND | 1,067 | 57 km |
| 1984 | RESIDENT | 1,048 | 38 km |
| 1992 | UNNAMED | 912 | 76 km |
| 1992 | UNNAMED | 867 | 78 km |
| 2000 | UNNAMED | 802 | 95 km |
| 1992 | UNNAMED | 581 | 80 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 1.6 in | Coldest, Driest |
| February | 37°F (3°C) | 1.9 in | |
| March | 47°F (8°C) | 3.4 in | |
| April | 57°F (14°C) | 4.1 in | |
| May | 66°F (19°C) | 5.3 in | Wettest |
| June | 75°F (24°C) | 5.2 in | |
| July | 80°F (27°C) | 3.4 in | Warmest |
| August | 78°F (26°C) | 3.8 in | |
| September | 70°F (21°C) | 5.0 in | |
| October | 59°F (15°C) | 3.9 in | |
| November | 46°F (8°C) | 3.7 in | |
| December | 36°F (2°C) | 2.3 in |
Weir has a seasonal temperature swing of 47°F / from 33°F in January to 80°F in July. Total annual precipitation is 43.7 inches, with May being the wettest month (5.3") and January the driest (1.6").