White Rock, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for White Rock, a town in Richland County, South Dakota.
Today
73°F
Sunny
Sunny, with a high near 73. West northwest wind 9 to 13 mph.
7-day forecast for White Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 9 to 13 mph WNW | 0% |
| Tonight | 52°F | Mostly Clear | 3 to 8 mph SW | 0% |
| Wednesday | 79°F | Sunny | 5 to 9 mph SW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 6 to 13 mph SSW | 3% |
| Thursday | 83°F | Sunny | 13 mph SSW | 5% |
| Thursday Night | 61°F | Mostly Clear | 7 to 12 mph SSW | 10% |
| Friday | 84°F | Sunny | 6 to 9 mph SSW | 8% |
| Friday Night | 59°F | Mostly Clear | 3 to 8 mph ENE | 10% |
| Saturday | 81°F | Sunny | 3 to 9 mph E | 12% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph ENE | 22% |
| 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 (45.925, -96.576). Updated through the day.
Growing snapshot for White Rock
Last spring frost
May 4
First fall frost
Oct 3
Growing season
152 days
Hardiness zone
4a
More local growing data for White Rock: nearby ZIP 58030 weather · frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Victor 4 N, Sd (10.9 mi from White Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.