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Weather & Climate in Longview, IL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Longview experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 26°F in January while summers reach 75°F in July. The area gets 293 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 40.6 inches. The area receives 16.9 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 676 feet.
Temperature
26°F Jan (-3°C)
75°F Jul (24°C)
| Annual Average | 52.4°F |
| 3% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 676 ft (206 m) |
| Area | 0.3 sq mi (0.6 km²) |
| Population Density | 360/sq mi |
| Coordinates | 39.8859°N, 88.0662°W |
| Timezone | America/Chicago |
| County | Douglas County County |
| Nearest Airport | Vermilion Regional (DNV) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 62.1 / 100 |
| Social Vulnerability | 57.9 / 100 |
| Community Resilience | 63.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively High |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
18 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Jun 17, 2021 | Illinois-Indiana border region | M3.8 | 67 km | 6 km |
| Nov 11, 1991 | 3 km W of Flat Rock, Illinois | M3.8 | 113 km | 0 km |
| Dec 20, 1990 | 5 km S of Stilesville, Indiana | M3.7 | 127 km | 5 km |
| Apr 14, 2000 | 4 km NW of Heritage Lake, Indiana | M3.6 | 113 km | 5 km |
| Mar 2, 1990 | 9 km NW of Vernon, Illinois | M3.4 | 149 km | 0 km |
| May 13, 2025 | 7 km SSW of Lerna, Illinois | M3.3 | 63 km | 10 km |
| Jan 29, 1993 | 7 km WNW of Brownstown, Illinois | M3.2 | 126 km | 5 km |
| Dec 17, 1990 | Illinois-Indiana border region | M3.2 | 89 km | 10 km |
| May 10, 2012 | 0 km NW of Emison, Indiana | M3.1 | 131 km | 11 km |
| Dec 16, 1996 | 3 km NNE of Terre Haute, Indiana | M3.1 | 71 km | 5 km |
| Apr 24, 1990 | 5 km SW of Newton, Illinois | M2.9 | 104 km | 18 km |
| Sep 5, 2004 | 3 km WNW of Saint Peter, Illinois | M2.9 | 132 km | 33 km |
| Sep 10, 2023 | 9 km E of Parkersburg, Illinois | M2.7 | 144 km | 21 km |
| Apr 16, 1991 | 4 km E of Parkersburg, Illinois | M2.7 | 144 km | 7 km |
| May 10, 2012 | 1 km NNW of Emison, Indiana | M2.7 | 130 km | 9 km |
| Sep 14, 2011 | 8 km NW of Mount Erie, Illinois | M2.7 | 148 km | 28 km |
| Mar 15, 2025 | 6 km W of Dwight, Illinois | M2.6 | 139 km | 5 km |
| Jun 16, 2022 | 4 km ESE of Parkersburg, Illinois | M2.5 | 145 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
611 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 21 fatalities, 486 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Mar 20, 1976 | EF4 | 63 km | 63.7 mi | 0 |
| Nov 17, 2013 | EF3 | 40 km | 29.8 mi | 0 |
| Nov 17, 2013 | EF3 | 23 km | 18.7 mi | 0 |
| Apr 19, 1996 | EF3 | 26 km | 4.0 mi | 0 |
| Apr 19, 1996 | EF3 | 95 km | 14.5 mi | 0 |
| Apr 19, 1996 | EF3 | 28 km | 2.0 mi | 1 |
| Jun 2, 1980 | EF3 | 88 km | 18.1 mi | 1 |
| Aug 21, 1977 | EF3 | 71 km | 26.9 mi | 6 |
| Aug 10, 1974 | EF3 | 39 km | 0.1 mi | 0 |
| Aug 10, 1974 | EF3 | 90 km | 0.1 mi | 0 |
| Apr 3, 1974 | EF3 | 17 km | 5.9 mi | 1 |
| Apr 3, 1974 | EF3 | 85 km | 7.4 mi | 0 |
| Apr 3, 1974 | EF3 | 66 km | 25.9 mi | 0 |
| Apr 3, 1974 | EF3 | 7 km | 14.9 mi | 0 |
| Apr 3, 1974 | EF3 | 93 km | 20.9 mi | 1 |
| May 15, 1968 | EF3 | 87 km | 7.1 mi | 0 |
| Apr 29, 1963 | EF3 | 74 km | 5.6 mi | 0 |
| Apr 22, 1963 | EF3 | 20 km | 38.6 mi | 0 |
| Apr 22, 1963 | EF3 | 59 km | 31.8 mi | 0 |
| Jul 21, 1961 | EF3 | 60 km | 23.9 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 2.0 in | Coldest, Driest |
| February | 29°F (-2°C) | 2.0 in | |
| March | 41°F (5°C) | 3.2 in | |
| April | 52°F (11°C) | 3.9 in | |
| May | 63°F (17°C) | 4.3 in | |
| June | 72°F (22°C) | 4.0 in | |
| July | 75°F (24°C) | 4.6 in | Warmest, Wettest |
| August | 73°F (23°C) | 3.9 in | |
| September | 67°F (19°C) | 3.2 in | |
| October | 55°F (13°C) | 2.8 in | |
| November | 42°F (6°C) | 3.4 in | |
| December | 31°F (-1°C) | 3.0 in |
Longview has a seasonal temperature swing of 49°F / from 26°F in January to 75°F in July. Total annual precipitation is 40.2 inches, with July being the wettest month (4.6") and January the driest (2.0").