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Weather & Climate in Big Lake, MO
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Big Lake experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 25°F in January while summers reach 78°F in July. The area gets 274 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 34.2 inches. The area receives 3.0 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 853 feet.
Temperature
25°F Jan (-4°C)
78°F Jul (25°C)
| Annual Average | 52.7°F |
| 2% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 274 days/yr |
Geography
| Elevation | 853 ft (260 m) |
| Area | 2.6 sq mi (6.8 km²) |
| Population Density | 40/sq mi |
| Coordinates | 40.0819°N, 95.3500°W |
| Timezone | America/Chicago |
| Nearest Airport | Kansas City International (MCI) 64 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Dec 17, 2009 | 2 km NW of Auburn, Nebraska | M3.6 | 57 km | 5 km |
| Jul 16, 2004 | 6 km SSE of Riverton, Iowa | M3.5 | 64 km | 5 km |
| Mar 23, 2007 | 5 km N of Nortonville, Kansas | M3.1 | 69 km | 5 km |
| Feb 11, 1995 | 6 km E of Clearmont, Missouri | M3.1 | 58 km | 5 km |
| May 13, 1999 | 6 km WSW of Kansas City, Kansas | M3.0 | 123 km | 5 km |
| Jan 6, 2014 | 5 km NW of Liberty, Nebraska | M2.9 | 101 km | 5 km |
| Mar 31, 1993 | 2 km SE of Nemaha, Nebraska | M2.9 | 37 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
566 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 17 fatalities, 298 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 21, 2024 | EF4 | 98 km | 40.7 mi | 5 |
| May 29, 2004 | EF4 | 96 km | 22.0 mi | 3 |
| Apr 8, 1999 | EF4 | 94 km | 49.0 mi | 0 |
| Mar 29, 1979 | EF4 | 47 km | 18.8 mi | 0 |
| Jun 22, 1964 | EF4 | 69 km | 11.9 mi | 0 |
| Apr 12, 1964 | EF4 | 66 km | 13.1 mi | 1 |
| Aug 6, 1962 | EF4 | 73 km | 11.0 mi | 0 |
| Apr 5, 1954 | EF4 | 52 km | 6.3 mi | 0 |
| May 21, 2024 | EF3 | 87 km | 33.9 mi | 0 |
| May 21, 2019 | EF3 | 53 km | 5.9 mi | 0 |
| Jun 3, 2014 | EF3 | 61 km | 6.3 mi | 0 |
| May 28, 2013 | EF3 | 80 km | 4.4 mi | 0 |
| May 29, 2004 | EF3 | 77 km | 7.0 mi | 0 |
| Apr 11, 2001 | EF3 | 90 km | 76.5 mi | 0 |
| Jun 7, 1984 | EF3 | 77 km | 25.0 mi | 0 |
| Apr 26, 1984 | EF3 | 76 km | 32.0 mi | 0 |
| Aug 28, 1979 | EF3 | 100 km | 38.3 mi | 2 |
| Mar 29, 1979 | EF3 | 65 km | 29.6 mi | 0 |
| May 5, 1971 | EF3 | 96 km | 2.0 mi | 0 |
| Apr 10, 1965 | EF3 | 76 km | 23.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
9 wildfires (100+ acres) recorded within 100 km. Largest: 4 DELTA 21 (1,708 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | 4 DELTA 21 | 1,708 | 94 km |
| 2011 | 182 | 1,575 | 92 km |
| 2018 | FY 18 182 ROAD BROADCAST BURN | 1,009 | 90 km |
| 2020 | MOSQR-FY20-RX-WUI | 964 | 9 km |
| 2016 | SQR BM SL DESOTO 2016 WUI RX | 866 | 9 km |
| 1988 | NORTH POOL | 698 | 8 km |
| 2020 | UNNAMED | 645 | 9 km |
| 2009 | UNIT 6 | 625 | 9 km |
| 2002 | SCRDGRS 6 | 536 | 8 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.9 in | Coldest, Driest |
| February | 30°F (-1°C) | 0.9 in | |
| March | 42°F (6°C) | 2.1 in | |
| April | 54°F (12°C) | 2.9 in | |
| May | 64°F (18°C) | 4.4 in | Wettest |
| June | 73°F (23°C) | 4.3 in | |
| July | 78°F (25°C) | 4.3 in | Warmest |
| August | 75°F (24°C) | 4.3 in | |
| September | 67°F (20°C) | 4.4 in | |
| October | 55°F (13°C) | 2.8 in | |
| November | 40°F (5°C) | 1.9 in | |
| December | 29°F (-2°C) | 1.1 in |
Big Lake has a seasonal temperature swing of 53°F / from 25°F in January to 78°F in July. Total annual precipitation is 34.2 inches, with May being the wettest month (4.4") and January the driest (0.9").