Gutters, roofing, siding and windows in St. Charles, MN

• Gutters in St. Charles

  Winona County averages 37.6 inches of precipitation a year (NOAA 1991–2020 normals). One inch of rain on 1,000 square feet of roof is about 623 gallons of water for the gutters to carry.

• Roofing in St. Charles

  3 of the 17 hail events on record within 10 miles of St. Charles from 2016 through March 31, 2026 had hail 1.5 inches or larger. The National Weather Service counts hail of 1 inch or larger as severe.

• Siding in St. Charles

  The strongest thunderstorm wind on record within 10 miles of St. Charles from 2016 through September 22, 2025 was 70 mph. The National Weather Service counts a thunderstorm wind of 58 mph or more as severe.

• Windows in St. Charles

  54% of homes in ZIP code 55972 were built before 1980. A home built before 1980 was built before the energy codes in force today were written.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025); American Community Survey 2023, 5-year; NOAA 1991–2020 climate normals.

Our pages cover 1 ZIP code of St. Charles: 55972. ZIP code 55972 has 2,004 households; its median home was built in 1976, and 82% of its housing units are single-family detached. The median home value in ZIP code 55972 is $256,000, and 84% of its occupied homes are owner-occupied. The median owner-occupied home in St. Charles is valued at $231,300.

• ZIP code 55972

Source: American Community Survey 2023, 5-year, by ZIP Code Tabulation Area (a ZIP code can extend beyond the city); ZIP list and address points from the Census address file.

The NOAA Storm Events Database records 17 hail events, 23 thunderstorm-wind events and 5 tornadoes within 10 miles of St. Charles from 2016 through March 31, 2026 for hail and through September 22, 2025 for thunderstorm wind and tornadoes. The largest hail on record there in that period was 3 inches on July 13, 2023, near Altura. 3 of those hail events had hail 1.5 inches or larger.

The closest event to the center of St. Charles was 1 in hail on April 4, 2023, less than 1 mile away near St. Charles. The most recent hail event within 10 miles of St. Charles was on July 31, 2024: 1 in hail near Elba. The most recent thunderstorm-wind event within 10 miles of St. Charles was on May 15, 2025, near Lewiston. The strongest thunderstorm wind recorded within 10 miles of St. Charles in that period was 70 mph. The busiest year was 2022, with 9 events in all.

Apart from those database entries, NOAA weather radar indicated hail of 1 inch or larger over St. Charles on 1 day from January 2025 on, most recently August 18, 2026. A radar indication is an estimate, not a report from the ground, and the counts and tables on this page do not include it.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025); NOAA MRMS radar hail estimates.

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025).

Source: NOAA Storm Events Database (hail events through March 31, 2026; thunderstorm-wind and tornado events through September 22, 2025).

Winona County has 21,763 housing units, and 66% of them are single-family detached homes (American Community Survey 2023, 5-year). Another 4% are attached homes such as townhomes. Mobile homes make up 4% of the housing units.

The median home in Winona County was built in 1970. 62% of homes in Winona County were built before 1980, and 17% were built in 2000 or later. The most common building period is 1939 or earlier, with 6,324 homes.

69% of occupied homes in Winona County are owner-occupied. The median owner-occupied home in Winona County is valued at $222,900. Among occupied homes in Winona County, 54% heat with utility gas, 25% with electricity, 15% with bottled or tank gas, 2% with fuel oil and 3% with wood.

• Year-built table and more on the Winona County page

Source: American Community Survey 2023, 5-year (tables B25024, B25034, B25035, B25003, B25077, B25040).

St. Charles is in Winona County, so the county ratings below apply to it. Winona County scores 84.1 of 100 for hail in FEMA's National Risk Index, which ranks 15th of 87 Minnesota counties. Winona County scores 45.2 of 100 for strong wind in FEMA's National Risk Index, which ranks 53rd of 87 Minnesota counties. Winona County scores 64.7 of 100 for winter weather in FEMA's National Risk Index, which ranks 47th of 87 Minnesota counties. Of the perils listed here, the highest score in Winona County is for hail, at 84.1 of 100.

Winona County averages 37.6 inches of precipitation a year (NOAA 1991–2020 normals). The average annual temperature in Winona County is 45.5°F.

Source: FEMA National Risk Index, 2026 release; rank among the state's counties computed from the scores; NOAA 1991–2020 climate normals.

The nearest other cities we serve, by straight-line distance, are Dover (3.7 miles), Utica (5.5 miles), Elba (8.4 miles), Eyota (8.7 miles), Altura (8.7 miles), Lewiston (9.5 miles), Chatfield (11 miles) and Elgin (14 miles). The other Winona County communities we serve are Altura, Dakota, Dresbach, Elba, Goodview, Homer, Lewiston, Minnesota City, Pickwick, Rollingstone, Stockton, Utica and Winona.

• Dover 3.7 mi
• Utica 5.5 mi
• Elba 8.4 mi
• Eyota 8.7 mi
• Altura 8.7 mi
• Lewiston 9.5 mi
• Chatfield 11 mi
• Elgin 14 mi
• Plainview 15 mi
• Marion 15 mi

Our Rochester office is at 3470 55th St NW, Rochester, MN 55901, about 24 miles from St. Charles. Its hours are Monday–Friday 7:00 AM–7:00 PM. You can reach that office at (507) 606-2707.

• Rochester office: address, hours and map