Stout, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stout, a city in Grundy County, Iowa.
Overnight
66°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 2am, then patchy fog and showers and thunderstorms. Cloudy, with a low around 66. Southeast wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Stout
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Showers And Thunderstorms Likely | 9 mph SE | 80% |
| Saturday | 78°F | Showers And Thunderstorms Likely | 9 mph SW | 60% |
| Saturday Night | 59°F | Chance Showers And Thunderstorms | 9 to 13 mph N | 34% |
| Sunday | 66°F | Chance Rain Showers | 15 mph NE | 48% |
| Sunday Night | 54°F | Chance Rain Showers | 14 mph ENE | 27% |
| Monday | 62°F | Chance Rain Showers | 15 mph ENE | 54% |
| Monday Night | 48°F | Chance Rain Showers | 7 to 13 mph ENE | 54% |
| Tuesday | 60°F | Partly Sunny | 9 mph ENE | 28% |
| Tuesday Night | 45°F | Partly Cloudy | 3 to 7 mph ENE | 3% |
| Wednesday | 65°F | Sunny | 6 mph ENE | 0% |
| Wednesday Night | 50°F | Partly Cloudy | 3 mph E | 4% |
| Thursday | 66°F | Partly Sunny | 5 mph E | 13% |
| Thursday Night | 52°F | Partly Cloudy | 3 mph ESE | 9% |
| Friday | 69°F | Mostly Sunny | 1 to 5 mph ESE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Stout (42.527, -92.712). Updated through the day.
Growing snapshot for Stout
Last spring frost
Apr 29
First fall frost
Oct 9
Growing season
160 days
Hardiness zone
5a
More local growing data for Stout: nearby ZIP 50673 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grundy Ctr, Ia (11.3 mi from Stout). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.