White Rock Colony, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for White Rock Colony, a community in Roberts County, South Dakota.
Today
73°F
Sunny
Sunny, with a high near 73. West northwest wind 8 to 12 mph.
7-day forecast for White Rock Colony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 8 to 12 mph WNW | 0% |
| Tonight | 51°F | Mostly Clear | 3 to 8 mph WSW | 0% |
| Wednesday | 79°F | Sunny | 5 to 9 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 6 to 14 mph SSW | 3% |
| Thursday | 83°F | Sunny | 13 mph SSW | 6% |
| Thursday Night | 60°F | Mostly Clear | 8 to 12 mph SSW | 9% |
| Friday | 84°F | Sunny | 6 to 10 mph SSW | 8% |
| Friday Night | 59°F | Mostly Clear | 5 to 9 mph E | 9% |
| Saturday | 81°F | Sunny | 5 to 9 mph E | 12% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph ENE | 21% |
| Sunday | 82°F | Slight Chance Rain Showers then Mostly Sunny | 8 mph NNE | 20% |
| Sunday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 7 mph ENE | 22% |
| Monday | 79°F | Slight Chance Rain Showers | 7 to 10 mph NE | 22% |
| Monday Night | 59°F | Slight Chance Rain Showers | 6 to 9 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov) for White Rock Colony (45.911, -96.636). Updated through the day.
Growing snapshot for White Rock Colony
Last spring frost
May 3
First fall frost
Oct 3
Growing season
154 days
Hardiness zone
4b
More local growing data for White Rock Colony: nearby ZIP 57260 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Agency Village
Claire City
Corona
Long Hollow
New Effington
Peever
Peever Flats
Rosholt
Sisseton
Wilmot
Climate data from the nearest NOAA station, White Rock Dam, Mn (7.6 mi from White Rock Colony). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.