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Milbank, SD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Milbank, a city in Grant County, South Dakota.

This Afternoon
62°F
Widespread Drizzle
Widespread drizzle and patchy fog. Cloudy, with a high near 62. East wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Milbank

WhenTempForecastWindPrecip
This Afternoon 62°F Widespread Drizzle 10 mph E 59%
Tonight 55°F Areas Of Drizzle 6 to 9 mph ENE 54%
Saturday 65°F Patchy Drizzle 7 to 10 mph NNE 16%
Saturday Night 52°F Mostly Cloudy 5 to 8 mph NNE 4%
Sunday 66°F Mostly Cloudy 6 to 12 mph NE 6%
Sunday Night 49°F Cloudy then Chance Rain Showers 5 to 8 mph ENE 29%
Monday 63°F Chance Rain Showers 7 mph E 29%
Monday Night 45°F Mostly Cloudy 5 mph ESE 4%
Tuesday 65°F Mostly Sunny 3 to 10 mph SE 1%
Tuesday Night 46°F Partly Cloudy 8 mph SE 2%
Wednesday 68°F Mostly Sunny 6 to 12 mph SSE 9%
Wednesday Night 50°F Mostly Cloudy then Chance Rain Showers 6 to 9 mph SSE 31%
Thursday 72°F Chance Rain Showers 8 mph SSE 31%
Thursday Night 52°F Partly Cloudy 6 mph SSE 9%

Forecast source: National Weather Service (api.weather.gov) for Milbank (45.219, -96.634). Updated through the day.

Growing snapshot for Milbank

Last spring frost
May 5
First fall frost
Oct 2
Growing season
150 days
Hardiness zone
4b

More local growing data for Milbank: nearby ZIP 57252 weather · frost dates · planting calendar · South Dakota frost dates

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Climate data from the nearest NOAA station, Milbank, Sd (1.9 mi from Milbank). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.