Oacoma, SD Weather & Growing Conditions
Today
72°F
Partly Sunny
Partly sunny, with a high near 72. Northwest wind 9 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Partly Sunny | 9 to 15 mph NW | 11% |
| Tonight | 55°F | Partly Cloudy | 3 to 8 mph SW | 3% |
| Wednesday | 81°F | Mostly Sunny | 3 to 13 mph SSW | 0% |
| Wednesday Night | 61°F | Partly Cloudy | 8 to 13 mph S | 2% |
| Thursday | 89°F | Mostly Sunny | 7 to 15 mph S | 6% |
| Thursday Night | 65°F | Mostly Clear | 7 to 15 mph S | 6% |
| Friday | 93°F | Sunny | 6 to 10 mph S | 4% |
| Friday Night | 66°F | Mostly Clear | 7 to 10 mph SE | 4% |
| Saturday | 95°F | Sunny | 7 to 20 mph SSE | 4% |
| Saturday Night | 66°F | Mostly Clear | 7 to 18 mph ESE | 9% |
| Sunday | 92°F | Mostly Sunny | 7 to 17 mph E | 5% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 12 to 17 mph E | 29% |
| Monday | 90°F | Chance Showers And Thunderstorms then Partly Sunny | 10 to 16 mph ENE | 29% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 12 to 16 mph ENE | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Oacoma, SD
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
5a
Explore more for Oacoma, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Chamberlain Muni Ap, Sd (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.