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Weather & Climate in Hull, IL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hull experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 29°F in January while summers reach 79°F in July. The area gets 302 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 38.5 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 471 feet.
Temperature
29°F Jan (-2°C)
79°F Jul (26°C)
| Annual Average | 55.0°F |
| 2% above US avg | |
| January Average | 29°F (-2°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 471 ft (144 m) |
| Area | 0.7 sq mi (1.8 km²) |
| Population Density | 272/sq mi |
| Coordinates | 39.7108°N, 91.2008°W |
| Timezone | America/Chicago |
| County | Adams County County |
| Nearest Airport | Quincy Regional-Baldwin Field (UIN) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.2 / 100 |
| Social Vulnerability | 29.6 / 100 |
| Community Resilience | 92.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.9.
| Feb 8, 2004 | 6 km SSW of Stoutsville, Missouri | M2.9 | 63 km | 5 km |
| Apr 29, 2022 | 1 km SSW of Peerless Park, Missouri | M2.8 | 145 km | 8 km |
| Sep 19, 2024 | 1 km S of Old Monroe, Missouri | M2.6 | 96 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
422 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 9 fatalities, 221 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Mar 12, 2006 | EF4 | 89 km | 29.0 mi | 0 |
| May 13, 1995 | EF4 | 97 km | 50.0 mi | 0 |
| Mar 13, 2006 | EF3 | 96 km | 6.0 mi | 0 |
| Mar 13, 2006 | EF3 | 75 km | 44.5 mi | 0 |
| May 10, 2003 | EF3 | 46 km | 12.0 mi | 0 |
| Apr 8, 1999 | EF3 | 74 km | 7.5 mi | 0 |
| Apr 29, 1984 | EF3 | 88 km | 8.0 mi | 0 |
| May 1, 1983 | EF3 | 92 km | 4.0 mi | 0 |
| Jun 21, 1981 | EF3 | 76 km | 8.8 mi | 1 |
| Apr 13, 1974 | EF3 | 94 km | 0.1 mi | 0 |
| Apr 13, 1974 | EF3 | 67 km | 11.0 mi | 0 |
| Sep 30, 1973 | EF3 | 62 km | 0.1 mi | 0 |
| May 1, 1973 | EF3 | 91 km | 3.6 mi | 2 |
| Jun 12, 1970 | EF3 | 83 km | 16.0 mi | 0 |
| Jan 24, 1967 | EF3 | 95 km | 5.1 mi | 1 |
| Apr 21, 1964 | EF3 | 89 km | 14.1 mi | 0 |
| May 14, 1961 | EF3 | 9 km | 127.1 mi | 0 |
| Apr 24, 1961 | EF3 | 5 km | 64.2 mi | 0 |
| May 21, 1957 | EF3 | 94 km | 13.7 mi | 0 |
| Dec 10, 2021 | EF2 | 85 km | 12.8 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.5 in | Coldest, Driest |
| February | 31°F (-1°C) | 1.6 in | |
| March | 42°F (6°C) | 3.1 in | |
| April | 54°F (12°C) | 3.8 in | |
| May | 64°F (18°C) | 4.5 in | Wettest |
| June | 73°F (23°C) | 3.7 in | |
| July | 79°F (26°C) | 4.3 in | Warmest |
| August | 75°F (24°C) | 3.6 in | |
| September | 67°F (20°C) | 4.0 in | |
| October | 56°F (13°C) | 3.2 in | |
| November | 42°F (6°C) | 3.0 in | |
| December | 31°F (-1°C) | 2.4 in |
Hull has a seasonal temperature swing of 50°F / from 29°F in January to 79°F in July. Total annual precipitation is 38.5 inches, with May being the wettest month (4.5") and January the driest (1.5").