Corning, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Corning, a city in Adams County, Iowa.
Today
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 82 in the afternoon. Northeast wind 3 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Corning
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Chance Showers And Thunderstorms | 3 to 9 mph NE | 37% |
| Tonight | 63°F | Showers And Thunderstorms | 10 mph NNE | 76% |
| Wednesday | 73°F | Chance Showers And Thunderstorms | 9 mph NE | 57% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 to 9 mph NE | 25% |
| Thursday | 82°F | Mostly Sunny | 5 mph E | 4% |
| Thursday Night | 62°F | Mostly Clear | 3 mph SE | 9% |
| Friday | 86°F | Mostly Sunny | 3 to 8 mph S | 9% |
| Friday Night | 67°F | Mostly Clear | 3 to 7 mph S | 8% |
| Saturday | 90°F | Sunny | 3 to 12 mph S | 2% |
| Saturday Night | 72°F | Mostly Clear | 13 mph S | 9% |
| Sunday | 92°F | Mostly Sunny | 13 mph S | 9% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms | 14 mph SSE | 15% |
| Monday | 92°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 12 to 15 mph SSW | 15% |
| Monday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 12 to 15 mph SSE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Corning (40.992, -94.739). Updated through the day.
Growing snapshot for Corning
Last spring frost
Apr 27
First fall frost
Oct 12
Growing season
168 days
Hardiness zone
5b
More local growing data for Corning: nearby ZIP 50841 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Corning, Ia (1.5 mi from Corning). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.