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Riceville, IA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Riceville, a city in Howard County, Iowa.

Today
72°F
Chance Showers And Thunderstorms
Scattered rain showers before 3pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 69 in the afternoon. Northwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Riceville

WhenTempForecastWindPrecip
Today 72°F Chance Showers And Thunderstorms 10 mph NW 63%
Tonight 57°F Chance Showers And Thunderstorms 7 mph NW 62%
Wednesday 73°F Mostly Sunny 5 mph N 3%
Wednesday Night 54°F Mostly Clear 3 mph NW 1%
Thursday 77°F Sunny 2 to 6 mph SW 0%
Thursday Night 60°F Mostly Clear 6 mph S 1%
Friday 80°F Sunny 6 to 12 mph S 10%
Friday Night 64°F Mostly Clear 10 mph S 13%
Saturday 81°F Sunny 7 to 10 mph S 10%
Saturday Night 67°F Chance Showers And Thunderstorms 12 mph SW 34%
Sunday 82°F Chance Showers And Thunderstorms 10 mph S 34%
Sunday Night 66°F Chance Showers And Thunderstorms 9 mph S 33%
Monday 81°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 10 mph S 33%
Monday Night 66°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 10 mph NE 36%

Forecast source: National Weather Service (api.weather.gov) for Riceville (43.362, -92.553). Updated through the day.

Growing snapshot for Riceville

Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
163 days
Hardiness zone
4b

More local growing data for Riceville: nearby ZIP 50466 weather · frost dates · planting calendar · Iowa frost dates

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Climate data from the nearest NOAA station, Osage, Ia (15.6 mi from Riceville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.