Riverside Colony, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverside Colony, a community in Beadle County, South Dakota.
This Afternoon
66°F
Patchy Fog
Patchy fog. Cloudy, with a high near 66. East wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Riverside Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Patchy Fog | 5 mph E | 14% |
| Tonight | 58°F | Patchy Fog | 5 to 10 mph NE | 12% |
| Saturday | 68°F | Patchy Fog then Cloudy | 10 mph NNE | 7% |
| Saturday Night | 54°F | Mostly Cloudy | 5 to 10 mph NE | 3% |
| Sunday | 66°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph ENE | 36% |
| Sunday Night | 51°F | Rain Showers Likely | 5 to 10 mph ENE | 55% |
| Monday | 63°F | Rain Showers Likely | 10 mph E | 55% |
| Monday Night | 47°F | Mostly Cloudy | 5 mph E | 6% |
| Tuesday | 66°F | Partly Sunny | 5 to 10 mph SE | 2% |
| Tuesday Night | 50°F | Mostly Cloudy | 10 to 15 mph SSE | 6% |
| Wednesday | 69°F | Partly Sunny | 15 mph SSE | 14% |
| Wednesday Night | 53°F | Chance Rain Showers | 10 to 15 mph SSE | 33% |
| Thursday | 70°F | Chance Rain Showers | 10 to 15 mph SSE | 33% |
| Thursday Night | 54°F | Mostly Cloudy | 10 mph SE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Riverside Colony (44.478, -98.137). Updated through the day.
Growing snapshot for Riverside Colony
Last spring frost
May 6
First fall frost
Oct 2
Growing season
146 days
Hardiness zone
4b
More local growing data for Riverside Colony: nearby ZIP 57350 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Huron Rgnl Ap, Sd (1.1 mi from Riverside Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.