Milton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milton, a city in Van Buren County, Iowa.
Tonight
70°F
Partly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 2am and 4am, then a chance of showers and thunderstorms between 4am and 5am, then a slight chance of showers and thunderstorms. Partly cloudy. Low around 70, with temperatures rising to around 72 overnight. South wind around 5 mph. Chance of precipitation is 30%.
7-day forecast for Milton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 28% |
| Saturday | 86°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph SW | 26% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph NW | 70% |
| Sunday | 74°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 66% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 5 to 10 mph NE | 66% |
| Monday | 64°F | Rain Showers Likely | 10 mph NE | 66% |
| Monday Night | 54°F | Chance Rain Showers | 5 to 10 mph NE | 51% |
| Tuesday | 61°F | Chance Rain Showers | 5 to 10 mph NE | 29% |
| Tuesday Night | 49°F | Mostly Cloudy | 0 to 5 mph NE | 4% |
| Wednesday | 65°F | Mostly Sunny | 0 to 5 mph NE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 0 mph | 3% |
| Thursday | 68°F | Partly Sunny | 0 mph | 7% |
| Thursday Night | 55°F | Mostly Cloudy | 0 mph | 7% |
| Friday | 70°F | Slight Chance Rain Showers | 0 to 5 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Milton (40.672, -92.162). Updated through the day.
Growing snapshot for Milton
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
169 days
Hardiness zone
5b
More local growing data for Milton: nearby ZIP 52570 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Keosauqua, Ia (9.8 mi from Milton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.