Mount Pleasant, IA Weather & Growing Conditions
Overnight
69°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 2am and 4am, then patchy fog and a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Slight Chance Showers And Thunderstorms | 5 mph S | 22% |
| Saturday | 84°F | Patchy Fog | 5 to 10 mph S | 38% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph NW | 74% |
| Sunday | 72°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 15 mph NE | 78% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 65% |
| Monday | 63°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 65% |
| Monday Night | 52°F | Chance Rain Showers | 10 mph NE | 52% |
| Tuesday | 61°F | Chance Rain Showers | 10 mph NE | 42% |
| Tuesday Night | 47°F | Mostly Clear | 5 mph NE | 5% |
| Wednesday | 66°F | Mostly Sunny | 5 mph NE | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 68°F | Partly Sunny | 0 to 5 mph NE | 6% |
| Thursday Night | 55°F | Partly Cloudy | 0 mph | 5% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph E | 5% |
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 Sep 19, 2026.