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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.

Today
70°F
Chance Rain Showers then Cloudy
A chance of rain showers before 9am. Cloudy. High near 70, with temperatures falling to around 67 in the afternoon. North wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Richland

WhenTempForecastWindPrecip
Today 70°F Chance Rain Showers then Cloudy 5 to 10 mph N 26%
Tonight 57°F Cloudy 10 mph NNE 11%
Sunday 66°F Chance Rain Showers 10 to 15 mph NE 29%
Sunday Night 53°F Rain Showers Likely 5 to 10 mph ENE 64%
Monday 61°F Rain Showers Likely 10 mph ENE 64%
Monday Night 48°F Chance Rain Showers then Mostly Cloudy 5 to 10 mph ENE 27%
Tuesday 64°F Partly Sunny 5 to 10 mph E 4%
Tuesday Night 46°F Partly Cloudy 5 mph SE 1%
Wednesday 67°F Mostly Sunny 5 to 10 mph SE 8%
Wednesday Night 51°F Chance Rain Showers 5 to 10 mph SE 30%
Thursday 69°F Chance Rain Showers 5 to 10 mph SE 30%
Thursday Night 54°F Slight Chance Rain Showers 5 mph SE 19%
Friday 71°F Slight Chance Rain Showers 5 to 10 mph SE 19%
Friday Night 55°F Mostly Cloudy then Chance Rain Showers 5 to 10 mph SE 26%

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.