Platte, SD Weather & Growing Conditions
Today
72°F
Slight Chance Rain Showers
A slight chance of rain showers between 8am and 1pm. Partly sunny, with a high near 72. Northwest wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Slight Chance Rain Showers | 5 to 10 mph NW | 19% |
| Tonight | 55°F | Mostly Cloudy | 5 mph WSW | 3% |
| Wednesday | 79°F | Mostly Sunny | 5 to 10 mph S | 2% |
| Wednesday Night | 59°F | Mostly Clear | 10 mph S | 1% |
| Thursday | 87°F | Sunny | 10 to 15 mph S | 7% |
| Thursday Night | 65°F | Mostly Clear | 10 to 15 mph S | 7% |
| Friday | 91°F | Sunny | 10 mph S | 5% |
| Friday Night | 66°F | Mostly Clear | 10 mph SSE | 6% |
| Saturday | 94°F | Sunny | 10 to 20 mph S | 4% |
| Saturday Night | 68°F | Mostly Clear | 10 to 20 mph SE | 8% |
| Sunday | 91°F | Mostly Sunny | 10 to 15 mph ESE | 3% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 15 mph E | 20% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 15 mph ENE | 20% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ENE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Platte, SD
Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
5a
Explore more for Platte, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Academy 2Ne, Sd (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.