Harman US

Muscatine, IA Weather & Growing Conditions

Today
88°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 88°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph SW 20%
Tonight 68°F Showers And Thunderstorms Likely 5 mph N 84%
Wednesday 80°F Showers And Thunderstorms then Showers And Thunderstorms Likely 5 mph NE 80%
Wednesday Night 63°F Showers And Thunderstorms Likely 0 to 5 mph N 68%
Thursday 82°F Chance Rain Showers then Mostly Sunny 0 to 5 mph NE 41%
Thursday Night 63°F Mostly Clear 0 to 5 mph E 5%
Friday 84°F Mostly Sunny 0 to 5 mph SE 5%
Friday Night 66°F Mostly Clear 0 to 5 mph S 12%
Saturday 87°F Sunny 0 to 5 mph S 10%
Saturday Night 71°F Mostly Clear 5 mph S 14%
Sunday 89°F Mostly Sunny 5 to 10 mph S 14%
Sunday Night 71°F Slight Chance Showers And Thunderstorms 5 to 10 mph S 32%
Monday 88°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 to 10 mph S 32%
Monday Night 71°F Chance Showers And Thunderstorms 5 to 10 mph S 32%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Muscatine, IA

Last spring frost
Apr 24
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5b

Explore more for Muscatine, IA: full frost dates · planting calendar · Iowa frost dates

Climate data from the nearest NOAA station, Muscatine, Ia (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.