Grandview, IA Weather & Growing Conditions
Today
88°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 15% |
| Tonight | 68°F | Showers And Thunderstorms Likely | 5 mph NE | 73% |
| Wednesday | 79°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph NE | 81% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 5 mph NE | 71% |
| Thursday | 81°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph NE | 48% |
| Thursday Night | 62°F | Mostly Clear | 0 to 5 mph NE | 5% |
| Friday | 83°F | Mostly Sunny | 0 to 5 mph SE | 5% |
| Friday Night | 66°F | Mostly Clear | 0 to 5 mph SE | 13% |
| Saturday | 87°F | Sunny | 5 mph S | 11% |
| Saturday Night | 71°F | Mostly Clear | 5 to 10 mph S | 11% |
| Sunday | 88°F | Sunny | 10 mph S | 11% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 28% |
| Monday | 88°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 28% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 10 mph S | 30% |
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 Aug 4, 2026.