Wilton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilton, a city in Cedar County, Iowa.
This Afternoon
67°F
Showers And Thunderstorms
Rain showers before 3pm, then showers and thunderstorms. Mostly cloudy. High near 67, with temperatures falling to around 65 in the afternoon. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
7-day forecast for Wilton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Showers And Thunderstorms | 15 mph S | 91% |
| Tonight | 51°F | Showers And Thunderstorms Likely | 10 to 15 mph S | 66% |
| Wednesday | 55°F | Chance Rain Showers | 15 mph SW | 31% |
| Wednesday Night | 45°F | Slight Chance Rain Showers | 10 to 15 mph SW | 19% |
| Thursday | 54°F | Chance Rain Showers | 5 to 10 mph W | 47% |
| Thursday Night | 42°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph NW | 24% |
| Friday | 52°F | Partly Sunny | 5 to 10 mph N | 9% |
| Friday Night | 34°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 36°F | Mostly Clear | 0 mph | 3% |
| Sunday | 59°F | Sunny | 0 to 5 mph W | 9% |
| Sunday Night | 37°F | Mostly Clear | 0 to 5 mph W | 2% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Wilton (41.589, -91.025). Updated through the day.
Growing snapshot for Wilton
Last spring frost
Apr 18
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
5b
More local growing data for Wilton: nearby ZIP 52778 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Muscatine 2N, Ia (9.4 mi from Wilton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.