Shenandoah, IA Weather & Growing Conditions
Today
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 9am, then a chance of showers and thunderstorms between 9am and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny. High near 85, with temperatures falling to around 82 in the afternoon. West southwest wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Chance Showers And Thunderstorms | 5 to 8 mph WSW | 28% |
| Tonight | 64°F | Chance Showers And Thunderstorms | 9 mph N | 71% |
| Sunday | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph NNE | 43% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 9 mph NE | 44% |
| Monday | 61°F | Chance Rain Showers | 9 mph NE | 40% |
| Monday Night | 53°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 34% |
| Tuesday | 61°F | Partly Sunny | 8 mph ENE | 3% |
| Tuesday Night | 48°F | Partly Cloudy | 6 mph E | 2% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ESE | 2% |
| Wednesday Night | 53°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 15% |
| Thursday | 66°F | Chance Rain Showers | 5 mph SE | 29% |
| Thursday Night | 57°F | Chance Rain Showers | 3 mph ESE | 27% |
| Friday | 67°F | Chance Rain Showers | 7 mph ESE | 27% |
| Friday Night | 58°F | Mostly Cloudy | 6 mph SE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Shenandoah, IA
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
179 days
Hardiness zone
5b
Explore more for Shenandoah, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Shenandoah, Ia (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.