Casey, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Casey, a city in Guthrie County, Iowa.
Overnight
67°F
Mostly Cloudy
Mostly cloudy, with a low around 67. South wind around 6 mph.
7-day forecast for Casey
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Mostly Cloudy | 6 mph S | 5% |
| Tuesday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 28% |
| Tuesday Night | 61°F | Showers And Thunderstorms | 6 to 12 mph NNE | 85% |
| Wednesday | 72°F | Chance Showers And Thunderstorms | 8 mph NE | 47% |
| Wednesday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 1 to 6 mph NE | 15% |
| Thursday | 80°F | Sunny | 3 mph E | 2% |
| Thursday Night | 62°F | Mostly Clear | 3 mph SSE | 3% |
| Friday | 85°F | Mostly Sunny | 3 to 8 mph S | 3% |
| Friday Night | 67°F | Mostly Clear | 7 mph S | 10% |
| Saturday | 89°F | Sunny | 6 to 12 mph SSW | 8% |
| Saturday Night | 72°F | Mostly Clear | 10 to 15 mph SSW | 10% |
| Sunday | 89°F | Mostly Sunny | 14 mph S | 10% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms | 14 mph SSE | 29% |
| Monday | 90°F | Chance Showers And Thunderstorms then Mostly Sunny | 15 mph SSW | 29% |
Forecast source: National Weather Service (api.weather.gov) for Casey (41.507, -94.521). Updated through the day.
Growing snapshot for Casey
Last spring frost
May 2
First fall frost
Oct 3
Growing season
153 days
Hardiness zone
5b
More local growing data for Casey: nearby ZIP 50048 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Guthrie Ctr, Ia (10.9 mi from Casey). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.