Middletown, IA Weather & Growing Conditions
Today
86°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4pm. Mostly cloudy, with a high near 86. South wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 19% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 5 mph W | 80% |
| Sunday | 74°F | Showers And Thunderstorms | 5 to 10 mph N | 80% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph NE | 66% |
| Monday | 65°F | Showers And Thunderstorms Likely | 15 mph NE | 66% |
| Monday Night | 54°F | Chance Rain Showers | 10 mph NE | 47% |
| Tuesday | 63°F | Chance Rain Showers | 10 mph NE | 43% |
| Tuesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 5 mph NE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph NE | 2% |
| Thursday | 70°F | Partly Sunny | 5 mph NE | 6% |
| Thursday Night | 55°F | Partly Cloudy | 5 mph NE | 5% |
| Friday | 72°F | Mostly Sunny | 5 mph NE | 5% |
| Friday Night | 56°F | Partly Cloudy | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Middletown, IA
Last spring frost
Apr 15
First fall frost
Oct 20
Growing season
187 days
Hardiness zone
6a
Explore more for Middletown, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Burlington Muni Ap, Ia (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.