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Richland, SD Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Richland, a community in Union County, South Dakota.

Tonight
64°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 64, with temperatures rising to around 67 overnight. North northwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Richland

WhenTempForecastWindPrecip
Tonight 64°F Mostly Cloudy then Chance Showers And Thunderstorms 5 mph NNW 35%
Saturday 71°F Slight Chance Showers And Thunderstorms then Cloudy 5 to 10 mph NNW 21%
Saturday Night 57°F Cloudy 10 mph NNE 12%
Sunday 66°F Chance Rain Showers 10 to 15 mph NE 48%
Sunday Night 53°F Rain Showers Likely 5 to 10 mph ENE 66%
Monday 61°F Showers And Thunderstorms Likely 10 mph ENE 66%
Monday Night 49°F Chance Rain Showers then Mostly Cloudy 5 to 10 mph ENE 37%
Tuesday 64°F Mostly Cloudy 5 to 10 mph E 4%
Tuesday Night 48°F Partly Cloudy 5 mph ESE 0%
Wednesday 68°F Partly Sunny 5 to 10 mph SE 11%
Wednesday Night 52°F Mostly Cloudy then Chance Rain Showers 5 mph SE 38%
Thursday 68°F Chance Rain Showers 5 to 10 mph SSE 38%
Thursday Night 54°F Mostly Cloudy then Slight Chance Rain Showers 5 mph SE 20%
Friday 70°F Slight Chance Rain Showers then Partly Sunny 5 to 10 mph SE 20%

Forecast source: National Weather Service (api.weather.gov) for Richland (42.763, -96.648). Updated through the day.

Growing snapshot for Richland

Last spring frost
May 3
First fall frost
Oct 3
Growing season
153 days
Hardiness zone
5a

More local growing data for Richland: nearby ZIP 57025 weather · frost dates · planting calendar · South Dakota frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Vermillion 2 Se, Sd (11.9 mi from Richland). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.