Oacoma, SD Weather & Growing Conditions
Overnight
60°F
Patchy Fog
Patchy fog and a slight chance of drizzle after 2am. Cloudy. Low around 60, with temperatures rising to around 63 overnight. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Patchy Fog | 6 mph N | 10% |
| Saturday | 68°F | Patchy Fog then Cloudy | 7 to 13 mph NNE | 7% |
| Saturday Night | 53°F | Cloudy | 8 to 13 mph NE | 13% |
| Sunday | 63°F | Rain Showers Likely | 10 to 14 mph ENE | 65% |
| Sunday Night | 49°F | Rain Showers | 9 to 13 mph ENE | 89% |
| Monday | 63°F | Rain Showers | 12 mph E | 89% |
| Monday Night | 46°F | Mostly Cloudy | 7 to 10 mph ESE | 9% |
| Tuesday | 67°F | Partly Sunny | 7 to 17 mph SE | 9% |
| Tuesday Night | 53°F | Mostly Cloudy then Slight Chance Rain Showers | 16 mph SE | 16% |
| Wednesday | 72°F | Chance Rain Showers | 15 to 20 mph SSE | 30% |
| Wednesday Night | 55°F | Chance Rain Showers | 10 to 17 mph SSE | 30% |
| Thursday | 73°F | Chance Rain Showers then Partly Sunny | 12 mph SSE | 30% |
| Thursday Night | 56°F | Partly Cloudy | 10 mph SE | 9% |
| Friday | 74°F | Partly Sunny | 9 to 16 mph SE | 10% |
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 Sep 19, 2026.