Stout, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stout, a city in Grundy County, Iowa.
Tonight
47°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy. Low around 47, with temperatures rising to around 51 overnight. West wind 7 to 12 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Stout
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Showers And Thunderstorms Likely | 7 to 12 mph W | 70% |
| Wednesday | 52°F | Chance Rain Showers | 13 to 18 mph W | 42% |
| Wednesday Night | 43°F | Rain Showers Likely | 15 mph W | 64% |
| Thursday | 51°F | Rain Showers Likely | 14 mph NW | 69% |
| Thursday Night | 38°F | Slight Chance Rain Showers then Mostly Cloudy | 12 mph N | 16% |
| Friday | 49°F | Partly Sunny | 3 to 9 mph N | 1% |
| Friday Night | 31°F | Partly Cloudy | 2 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 1 to 5 mph WSW | 2% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Sunday | 59°F | Sunny | 5 to 8 mph WNW | 6% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SW | 2% |
| Monday | 62°F | Sunny | 6 to 12 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 7 mph WNW | 0% |
| Tuesday | 60°F | Mostly Sunny | 7 mph WNW | 1% |
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 Nov 4, 2026.