Milltown, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milltown, a community in Hutchinson County, South Dakota.
This Afternoon
50°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 50, with temperatures falling to around 46 in the afternoon. North northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Milltown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 50°F | Rain Showers Likely | 20 mph NNW | 57% |
| Tonight | 37°F | Rain Showers Likely | 15 to 20 mph NW | 55% |
| Wednesday | 46°F | Rain Showers Likely | 15 mph NW | 74% |
| Wednesday Night | 36°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NW | 52% |
| Thursday | 47°F | Partly Sunny | 10 to 15 mph NNW | 7% |
| Thursday Night | 30°F | Mostly Cloudy | 0 to 10 mph NNE | 0% |
| Friday | 48°F | Partly Sunny | 0 to 5 mph SE | 0% |
| Friday Night | 30°F | Partly Cloudy | 5 mph S | 0% |
| Saturday | 59°F | Mostly Sunny | 5 to 10 mph WSW | 3% |
| Saturday Night | 35°F | Mostly Clear | 5 mph WNW | 4% |
| Sunday | 60°F | Sunny | 5 to 10 mph SW | 1% |
| Sunday Night | 39°F | Mostly Clear | 5 to 10 mph S | 0% |
| Monday | 61°F | Sunny | 5 to 10 mph WNW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Milltown (43.425, -97.811). Updated through the day.
Growing snapshot for Milltown
Last spring frost
May 8
First fall frost
Sep 29
Growing season
143 days
Hardiness zone
5a
More local growing data for Milltown: nearby ZIP 57366 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Dimock
Freeman
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New Elm Spring Colony
Old Elm Spring Colony
Olivet
Parkston
Tripp
Tschetter Colony
Wolf Creek Colony
Climate data from the nearest NOAA station, Alexandria, Sd (19.4 mi from Milltown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.