Milton, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milton, a city in Van Buren County, Iowa.
Overnight
49°F
Slight Chance Rain Showers
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 49. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
7-day forecast for Milton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Slight Chance Rain Showers | 5 to 10 mph W | 15% |
| Wednesday | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph W | 20% |
| Wednesday Night | 43°F | Mostly Cloudy | 5 to 10 mph W | 3% |
| Thursday | 55°F | Chance Rain Showers | 5 to 10 mph W | 39% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 18% |
| Friday | 50°F | Partly Sunny | 5 mph N | 1% |
| Friday Night | 31°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 52°F | Mostly Sunny | 0 mph | 0% |
| Saturday Night | 34°F | Mostly Clear | 0 mph | 1% |
| Sunday | 59°F | Sunny | 0 to 5 mph W | 1% |
| Sunday Night | 35°F | Clear | 0 mph | 0% |
| Monday | 65°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 40°F | Clear | 0 to 5 mph W | 0% |
| Tuesday | 65°F | Sunny | 0 mph | 0% |
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 Nov 4, 2026.