Harman US

Mount Pleasant, IA Weather & Growing Conditions

Today
88°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny. High near 88, with temperatures falling to around 85 in the afternoon. South 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 S 16%
Tonight 66°F Chance Showers And Thunderstorms 5 mph NE 49%
Wednesday 79°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 5 mph NE 81%
Wednesday Night 61°F Showers And Thunderstorms 5 mph N 75%
Thursday 80°F Chance Showers And Thunderstorms 5 mph NE 54%
Thursday Night 61°F Mostly Clear 0 mph 6%
Friday 83°F Mostly Sunny 0 to 5 mph SE 6%
Friday Night 65°F Slight Chance Showers And Thunderstorms 0 to 5 mph SE 16%
Saturday 86°F Slight Chance Showers And Thunderstorms then Sunny 5 mph S 15%
Saturday Night 70°F Mostly Clear 5 to 10 mph S 9%
Sunday 88°F Sunny 10 mph S 9%
Sunday Night 69°F Partly Cloudy then Slight Chance Showers And Thunderstorms 10 mph S 22%
Monday 88°F Slight Chance Showers And Thunderstorms then Mostly Sunny 5 to 10 mph S 22%
Monday Night 71°F Slight Chance Showers And Thunderstorms 10 mph S 28%

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

Growing snapshot for Mount Pleasant, IA

Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
163 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Mt Pleasant 1 Ssw, Ia (3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.