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State Center, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for State Center, a city in Marshall County, Iowa.

Overnight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am, then showers and thunderstorms likely between 2am and 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for State Center

WhenTempForecastWindPrecip
Overnight 68°F Chance Showers And Thunderstorms 7 mph SE 60%
Saturday 79°F Chance Showers And Thunderstorms 8 mph WSW 54%
Saturday Night 61°F Chance Showers And Thunderstorms 7 to 10 mph N 35%
Sunday 65°F Rain Showers Likely 13 mph NNE 52%
Sunday Night 56°F Chance Rain Showers 13 mph NE 46%
Monday 62°F Chance Rain Showers 12 mph NE 62%
Monday Night 50°F Chance Rain Showers 7 to 10 mph NE 62%
Tuesday 60°F Slight Chance Rain Showers then Partly Sunny 8 mph ENE 23%
Tuesday Night 46°F Partly Cloudy 3 to 7 mph ENE 3%
Wednesday 65°F Sunny 5 mph ENE 1%
Wednesday Night 51°F Partly Cloudy 3 mph E 3%
Thursday 66°F Slight Chance Rain Showers 3 mph ESE 13%
Thursday Night 54°F Mostly Cloudy 2 mph E 9%
Friday 68°F Partly Sunny 5 mph E 10%

Forecast source: National Weather Service (api.weather.gov) for State Center (42.015, -93.165). Updated through the day.

Growing snapshot for State Center

Last spring frost
Apr 24
First fall frost
Oct 12
Growing season
170 days
Hardiness zone
5a

More local growing data for State Center: nearby ZIP 50247 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Colo, Ia (7.8 mi from State Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.