Weather & Climate in Dundee, IA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dundee experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 17°F in January while summers reach 72°F in July. Annual precipitation totals 39.6 inches. The area receives 40.3 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 997 feet.
Temperature
17°F Jan (-8°C)
72°F Jul (22°C)
| Annual Average | 46.3°F |
| 14% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 997 ft (304 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 669/sq mi |
| Coordinates | 42.5793°N, 91.5465°W |
| Timezone | America/Chicago |
| County | Delaware County County |
| Nearest Airport | Monticello Regional (MXO) 32 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 49.8 / 100 |
| Social Vulnerability | 32.6 / 100 |
| Community Resilience | 90.7 / 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 | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tornado History
555 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 12 fatalities, 378 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 15, 1968 | EF5 | 33 km | 13.1 mi | 5 |
| Mar 13, 1990 | EF4 | 40 km | 19.0 mi | 0 |
| Aug 12, 1974 | EF4 | 26 km | 5.0 mi | 0 |
| Aug 26, 1965 | EF4 | 62 km | 4.7 mi | 1 |
| Apr 11, 1965 | EF4 | 96 km | 91.5 mi | 1 |
| Apr 30, 1954 | EF4 | 56 km | 80.4 mi | 0 |
| Aug 7, 2021 | EF3 | 91 km | 9.4 mi | 0 |
| May 25, 2008 | EF3 | 39 km | 32.0 mi | 0 |
| May 21, 2004 | EF3 | 63 km | 3.0 mi | 0 |
| May 11, 2000 | EF3 | 74 km | 18.6 mi | 1 |
| Jul 27, 1995 | EF3 | 11 km | 20.0 mi | 0 |
| Jul 19, 1994 | EF3 | 99 km | 23.0 mi | 0 |
| Jun 19, 1993 | EF3 | 74 km | 14.0 mi | 0 |
| Jun 19, 1993 | EF3 | 18 km | 9.0 mi | 0 |
| Jul 13, 1992 | EF3 | 56 km | 5.0 mi | 0 |
| May 30, 1985 | EF3 | 30 km | 34.0 mi | 2 |
| Nov 9, 1975 | EF3 | 87 km | 39.4 mi | 0 |
| Jul 12, 1971 | EF3 | 31 km | 0.1 mi | 0 |
| Jun 24, 1971 | EF3 | 59 km | 0.1 mi | 1 |
| May 31, 1971 | EF3 | 82 km | 9.4 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
4 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (939 acres, 2009).
| Year | Name | Acres Burned | Distance |
| 2009 | UNNAMED | 939 | 99 km |
| 2010 | FOLEY | 786 | 98 km |
| 2011 | ACE AUTO | 676 | 96 km |
| 2011 | IRCP WUI ROFAE #2 FY11 | 510 | 100 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-8°C) | 1.3 in | Coldest, Driest |
| February | 21°F (-6°C) | 1.3 in | |
| March | 34°F (1°C) | 2.1 in | |
| April | 46°F (8°C) | 4.2 in | |
| May | 58°F (15°C) | 5.1 in | |
| June | 68°F (20°C) | 6.0 in | Wettest |
| July | 72°F (22°C) | 5.4 in | Warmest |
| August | 69°F (21°C) | 3.7 in | |
| September | 62°F (16°C) | 3.6 in | |
| October | 49°F (10°C) | 3.0 in | |
| November | 35°F (2°C) | 2.3 in | |
| December | 24°F (-5°C) | 1.6 in |
Dundee has a seasonal temperature swing of 55°F / from 17°F in January to 72°F in July. Total annual precipitation is 39.6 inches, with June being the wettest month (6.0") and January the driest (1.3").