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Weather & Climate in Bellevue, IA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bellevue experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 21°F in January while summers reach 74°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 37.8 inches. The area receives 31.9 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 726 feet.
Temperature
21°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 48.7°F |
| 10% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 726 ft (221 m) |
| Area | 1.4 sq mi (3.7 km²) |
| Population Density | 1,494/sq mi |
| Coordinates | 42.2627°N, 90.4315°W |
| Timezone | America/Chicago |
| County | Jackson County County |
| Nearest Airport | Dubuque Regional (DBQ) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.1 / 100 |
| Social Vulnerability | 15.9 / 100 |
| Community Resilience | 75.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| Sep 2, 1999 | 8 km W of Amboy, Illinois | M3.5 | 102 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
594 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 13 fatalities, 394 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 7, 1984 | EF5 | 87 km | 36.0 mi | 9 |
| Mar 13, 1990 | EF4 | 82 km | 19.0 mi | 0 |
| Jul 3, 1983 | EF4 | 82 km | 0.5 mi | 0 |
| Mar 29, 1981 | EF4 | 76 km | 5.1 mi | 0 |
| Aug 12, 1974 | EF4 | 87 km | 5.0 mi | 0 |
| Apr 11, 1965 | EF4 | 62 km | 91.5 mi | 1 |
| Aug 7, 2021 | EF3 | 99 km | 9.4 mi | 0 |
| May 9, 1995 | EF3 | 84 km | 10.0 mi | 0 |
| Jun 19, 1993 | EF3 | 92 km | 9.0 mi | 0 |
| Jun 19, 1993 | EF3 | 25 km | 14.0 mi | 0 |
| Jul 13, 1992 | EF3 | 58 km | 5.0 mi | 0 |
| Mar 13, 1990 | EF3 | 75 km | 15.5 mi | 0 |
| May 8, 1988 | EF3 | 64 km | 32.0 mi | 0 |
| May 8, 1988 | EF3 | 39 km | 16.0 mi | 0 |
| Aug 5, 1979 | EF3 | 75 km | 5.7 mi | 0 |
| Jun 20, 1974 | EF3 | 34 km | 10.6 mi | 1 |
| May 13, 1974 | EF3 | 73 km | 3.6 mi | 0 |
| Jul 12, 1971 | EF3 | 90 km | 0.1 mi | 0 |
| Sep 9, 1970 | EF3 | 33 km | 4.7 mi | 0 |
| Apr 16, 1967 | EF3 | 50 km | 27.8 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: COLD SPRINGS (552 acres, 2009).
| Year | Name | Acres Burned | Distance |
| 2009 | COLD SPRINGS | 552 | 80 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 1.1 in | Coldest, Driest |
| February | 24°F (-5°C) | 1.1 in | |
| March | 36°F (2°C) | 2.4 in | |
| April | 48°F (9°C) | 3.3 in | |
| May | 59°F (15°C) | 3.7 in | |
| June | 69°F (20°C) | 4.3 in | Wettest |
| July | 74°F (23°C) | 3.6 in | Warmest |
| August | 71°F (22°C) | 4.3 in | |
| September | 63°F (17°C) | 4.0 in | |
| October | 51°F (11°C) | 2.6 in | |
| November | 37°F (3°C) | 2.4 in | |
| December | 24°F (-5°C) | 1.7 in |
Bellevue has a seasonal temperature swing of 53°F / from 21°F in January to 74°F in July. Total annual precipitation is 34.4 inches, with June being the wettest month (4.3") and January the driest (1.1").