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Weather & Climate in Webster, IN
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Webster experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 28°F in January while summers reach 74°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 42.9 inches. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 1,079 feet.
Temperature
28°F Jan (-2°C)
74°F Jul (23°C)
| Annual Average | 52.3°F |
| 3% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 1,079 ft (329 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 438/sq mi |
| Coordinates | 39.9013°N, 84.9428°W |
| Timezone | America/Indiana/Indianapolis |
| County | Union County County |
| Nearest Airport | Delaware County Regional (MIE) 34 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 5.2 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 20.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Sep 12, 2004 | 4 km NW of Manilla, Indiana | M3.8 | 70 km | 2 km |
| Dec 20, 1990 | 5 km S of Stilesville, Indiana | M3.7 | 148 km | 5 km |
| Apr 17, 1990 | 8 km NW of Fort Recovery, Ohio | M3.0 | 63 km | 5 km |
| Apr 4, 1994 | 2 km WNW of Minster, Ohio | M2.9 | 72 km | 5 km |
| May 12, 2006 | 2 km E of Lima, Ohio | M2.8 | 119 km | 5 km |
| Jun 12, 2015 | 6 km NW of Convoy, Ohio | M2.6 | 118 km | 5 km |
| Jan 30, 2004 | 2 km S of Rockford, Ohio | M2.5 | 89 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
564 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 71 fatalities, 2,568 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 3, 1974 | EF5 | 82 km | 31.3 mi | 36 |
| May 27, 2019 | EF4 | 42 km | 18.2 mi | 0 |
| Nov 10, 2002 | EF4 | 99 km | 52.8 mi | 4 |
| Sep 20, 2000 | EF4 | 87 km | 9.0 mi | 1 |
| Apr 9, 1999 | EF4 | 89 km | 10.0 mi | 4 |
| Jun 11, 1998 | EF4 | 87 km | 13.2 mi | 0 |
| Feb 18, 1992 | EF4 | 97 km | 2.8 mi | 0 |
| Jun 2, 1990 | EF4 | 76 km | 33.0 mi | 0 |
| Jul 9, 1980 | EF4 | 56 km | 11.0 mi | 2 |
| Apr 3, 1974 | EF4 | 32 km | 18.0 mi | 1 |
| Apr 3, 1974 | EF4 | 90 km | 19.8 mi | 2 |
| Apr 3, 1974 | EF4 | 63 km | 18.9 mi | 0 |
| May 14, 1972 | EF4 | 98 km | 30.0 mi | 0 |
| Apr 11, 1965 | EF4 | 69 km | 18.4 mi | 3 |
| Apr 11, 1965 | EF4 | 81 km | 52.5 mi | 4 |
| Apr 25, 1961 | EF4 | 82 km | 63.1 mi | 0 |
| Mar 6, 1956 | EF4 | 92 km | 1.9 mi | 1 |
| Mar 14, 2024 | EF3 | 35 km | 41.3 mi | 1 |
| Mar 14, 2024 | EF3 | 95 km | 31.3 mi | 3 |
| Mar 31, 2023 | EF3 | 85 km | 6.4 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.2 in | Coldest, Driest |
| February | 29°F (-2°C) | 2.3 in | |
| March | 39°F (4°C) | 3.4 in | |
| April | 50°F (10°C) | 3.9 in | |
| May | 60°F (16°C) | 4.5 in | Wettest |
| June | 69°F (21°C) | 3.9 in | |
| July | 74°F (23°C) | 4.2 in | Warmest |
| August | 71°F (22°C) | 3.5 in | |
| September | 65°F (18°C) | 2.7 in | |
| October | 53°F (12°C) | 2.9 in | |
| November | 42°F (5°C) | 3.3 in | |
| December | 31°F (-1°C) | 3.1 in |
Webster has a seasonal temperature swing of 46°F / from 28°F in January to 74°F in July. Total annual precipitation is 39.9 inches, with May being the wettest month (4.5") and January the driest (2.2").