Iowa Falls, IA Weather & Growing Conditions
Overnight
65°F
Partly Cloudy
Partly cloudy. Low around 65, with temperatures rising to around 67 overnight. South wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Partly Cloudy | 7 mph S | 12% |
| Tuesday | 78°F | Chance Showers And Thunderstorms | 5 to 8 mph WNW | 52% |
| Tuesday Night | 59°F | Showers And Thunderstorms Likely | 2 to 8 mph N | 59% |
| Wednesday | 74°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 3 mph NNE | 24% |
| Wednesday Night | 53°F | Mostly Clear | 2 mph NNE | 4% |
| Thursday | 80°F | Sunny | 2 mph ENE | 1% |
| Thursday Night | 59°F | Mostly Clear | 3 mph SSE | 0% |
| Friday | 83°F | Sunny | 2 to 9 mph S | 8% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph S | 19% |
| Saturday | 86°F | Sunny | 3 to 9 mph S | 14% |
| Saturday Night | 69°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 9 to 13 mph SSE | 17% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 9 mph SSE | 17% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 8 mph SSE | 33% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 10 mph SSE | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Iowa Falls, IA
Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
5a
Explore more for Iowa Falls, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Iowa Falls, Ia (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.