Ironton, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ironton, a city in Crow Wing County, Minnesota.
Today
65°F
Mostly Cloudy
Mostly cloudy, with a high near 65. Northeast wind around 5 mph.
7-day forecast for Ironton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Mostly Cloudy | 5 mph NE | 5% |
| Tonight | 50°F | Mostly Cloudy | 5 mph NE | 1% |
| Sunday | 64°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Sunday Night | 42°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday | 63°F | Mostly Sunny | 5 to 10 mph E | 1% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph E | 2% |
| Tuesday | 64°F | Sunny | 0 to 5 mph SE | 2% |
| Tuesday Night | 41°F | Mostly Clear | 0 to 5 mph SE | 1% |
| Wednesday | 65°F | Sunny | 0 to 10 mph SE | 0% |
| Wednesday Night | 45°F | Partly Cloudy | 5 mph SE | 8% |
| Thursday | 67°F | Mostly Sunny | 5 to 10 mph SE | 8% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 5 mph SE | 8% |
| Friday | 70°F | Partly Sunny | 0 to 10 mph SE | 4% |
| Friday Night | 50°F | Partly Cloudy | 5 mph S | 11% |
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 Sep 19, 2026.