Iron Belt, WI Weather & Growing Conditions
Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. Northwest wind around 5 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 5 mph NW | 12% |
| Tonight | 50°F | Partly Cloudy | 0 to 5 mph W | 2% |
| Wednesday | 74°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 54°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 80°F | Sunny | 5 to 10 mph SW | 3% |
| Thursday Night | 61°F | Mostly Clear | 10 mph SW | 5% |
| Friday | 82°F | Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 18% |
| Friday Night | 59°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Saturday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 23% |
| Saturday Night | 58°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph W | 48% |
| Sunday | 75°F | Chance Showers And Thunderstorms | 5 mph W | 48% |
| Sunday Night | 55°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 26% |
| Monday | 75°F | Slight Chance Rain Showers | 0 to 5 mph NW | 21% |
| Monday Night | 55°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Iron Belt, WI
Last spring frost
May 24
First fall frost
Sep 28
Growing season
128 days
Hardiness zone
4a
Explore more for Iron Belt, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Hurley, Wi (10.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.