Grandview, IA Weather & Growing Conditions
Overnight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 2am and 4am, then showers and thunderstorms likely between 4am and 5am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 69, with temperatures rising to around 71 overnight. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 56% |
| Saturday | 86°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph S | 61% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph N | 80% |
| Sunday | 73°F | Showers And Thunderstorms | 5 to 15 mph NE | 79% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 72% |
| Monday | 66°F | Rain Showers Likely | 15 mph NE | 62% |
| Monday Night | 54°F | Rain Showers Likely | 10 to 15 mph NE | 58% |
| Tuesday | 64°F | Chance Rain Showers | 10 mph NE | 40% |
| Tuesday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 68°F | Mostly Sunny | 5 mph NE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Thursday | 71°F | Mostly Sunny | 0 to 5 mph NE | 8% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grandview, IA
Last spring frost
Apr 26
First fall frost
Oct 10
Growing season
167 days
Hardiness zone
5b
Explore more for Grandview, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Columbus Junction, Ia (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.