Ironton, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ironton, a city in Crow Wing County, Minnesota.
Today
73°F
Sunny
Sunny, with a high near 73. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Ironton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 5 to 10 mph NW | 0% |
| Tonight | 51°F | Mostly Clear | 0 to 10 mph W | 0% |
| Wednesday | 78°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 57°F | Partly Cloudy | 5 to 10 mph SW | 6% |
| Thursday | 84°F | Sunny | 5 to 10 mph SW | 6% |
| Thursday Night | 62°F | Mostly Clear | 5 to 10 mph SW | 5% |
| Friday | 86°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 16% |
| Friday Night | 59°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph W | 22% |
| Saturday | 83°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 18% |
| Saturday Night | 59°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph NE | 30% |
| Sunday | 80°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 21% |
| Sunday Night | 59°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 17% |
| Monday | 80°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 18% |
| Monday Night | 58°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 16% |
Forecast source: National Weather Service (api.weather.gov) for Ironton (46.482, -94.003). Updated through the day.
Growing snapshot for Ironton
Last spring frost
May 13
First fall frost
Sep 27
Growing season
138 days
Hardiness zone
4a
More local growing data for Ironton: nearby ZIP 56455 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Baxter
Brainerd
Breezy Point
Crosby
Crosslake
Cuyuna
Deerwood
East Gull Lake
Emily
Fifty Lakes
Fort Ripley
Garrison
Lake Shore
Manhattan Beach
Merrifield
Nisswa
Riverton
Trommald
Vineland
Climate data from the nearest NOAA station, Brainerd Crow Wing Co Ap, Mn (6.7 mi from Ironton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.