Cascade, IA Weather & Growing Conditions
Overnight
64°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 3am, then a chance of showers and thunderstorms between 3am and 4am, then patchy fog and occasional showers and thunderstorms. Cloudy, with a low around 64. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Showers And Thunderstorms Likely | 5 mph E | 79% |
| Saturday | 79°F | Patchy Fog | 5 to 10 mph S | 94% |
| Saturday Night | 61°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph NW | 74% |
| Sunday | 67°F | Chance Rain Showers | 10 to 15 mph NE | 49% |
| Sunday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 36% |
| Monday | 63°F | Chance Rain Showers | 15 mph NE | 37% |
| Monday Night | 49°F | Chance Rain Showers | 5 to 10 mph NE | 41% |
| Tuesday | 62°F | Chance Rain Showers then Partly Sunny | 10 mph NE | 41% |
| Tuesday Night | 46°F | Partly Cloudy | 5 to 10 mph NE | 4% |
| Wednesday | 66°F | Mostly Sunny | 5 mph NE | 2% |
| Wednesday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Thursday | 67°F | Mostly Sunny | 0 to 5 mph NE | 8% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cascade, IA
Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
5a
Explore more for Cascade, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Cascade, Ia (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.