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Weather & Climate in Dickeyville, WI
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dickeyville experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 19°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 38.8 inches. The area receives 36.1 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 971 feet.
Temperature
19°F Jan (-7°C)
74°F Jul (24°C)
| Annual Average | 48.4°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 971 ft (296 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 615/sq mi |
| Coordinates | 42.6247°N, 90.5913°W |
| Timezone | America/Chicago |
| County | Grant County County |
| Nearest Airport | Dubuque Regional (DBQ) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 61.1 / 100 |
| Social Vulnerability | 47.1 / 100 |
| Community Resilience | 63.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| 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 | 139 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
482 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 15 fatalities, 433 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Jun 7, 1984 | EF5 | 63 km | 36.0 mi | 9 |
| Mar 13, 1990 | EF4 | 81 km | 19.0 mi | 0 |
| Jul 3, 1983 | EF4 | 54 km | 0.5 mi | 0 |
| Aug 12, 1974 | EF4 | 79 km | 5.0 mi | 0 |
| Apr 11, 1965 | EF4 | 91 km | 91.5 mi | 1 |
| Aug 7, 2021 | EF3 | 57 km | 9.4 mi | 0 |
| Jun 16, 2014 | EF3 | 94 km | 1.0 mi | 0 |
| Jul 27, 1995 | EF3 | 89 km | 20.0 mi | 0 |
| Jun 19, 1993 | EF3 | 36 km | 14.0 mi | 0 |
| Jun 19, 1993 | EF3 | 80 km | 9.0 mi | 0 |
| Jul 13, 1992 | EF3 | 66 km | 5.0 mi | 0 |
| Jun 17, 1992 | EF3 | 91 km | 16.0 mi | 0 |
| May 8, 1988 | EF3 | 30 km | 16.0 mi | 0 |
| May 8, 1988 | EF3 | 99 km | 32.0 mi | 0 |
| May 30, 1985 | EF3 | 81 km | 34.0 mi | 2 |
| Jun 20, 1974 | EF3 | 76 km | 10.6 mi | 1 |
| Jul 12, 1971 | EF3 | 84 km | 0.1 mi | 0 |
| Sep 9, 1970 | EF3 | 15 km | 4.7 mi | 0 |
| Apr 16, 1967 | EF3 | 55 km | 27.8 mi | 0 |
| Jan 24, 1967 | EF3 | 79 km | 7.4 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 | 79 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.0 in | Coldest, Driest |
| February | 23°F (-5°C) | 1.1 in | |
| March | 35°F (2°C) | 2.3 in | |
| April | 47°F (9°C) | 3.3 in | |
| May | 59°F (15°C) | 3.7 in | |
| June | 69°F (20°C) | 4.4 in | Wettest |
| July | 74°F (24°C) | 3.9 in | Warmest |
| August | 71°F (21°C) | 4.3 in | |
| September | 62°F (17°C) | 3.8 in | |
| October | 51°F (10°C) | 2.5 in | |
| November | 36°F (2°C) | 2.3 in | |
| December | 23°F (-5°C) | 1.5 in |
Dickeyville has a seasonal temperature swing of 56°F / from 19°F in January to 74°F in July. Total annual precipitation is 34.1 inches, with June being the wettest month (4.4") and January the driest (1.0").