Oacoma, SD Weather & Growing Conditions
Overnight
60°F
Patchy Fog
Patchy fog after 2am. Cloudy. Low around 60, with temperatures rising to around 63 overnight. North wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Patchy Fog | 5 mph N | 14% |
| Saturday | 67°F | Patchy Fog then Cloudy | 5 to 10 mph N | 14% |
| Saturday Night | 54°F | Cloudy then Slight Chance Rain Showers | 10 mph NE | 19% |
| Sunday | 61°F | Rain Showers Likely | 10 to 15 mph ENE | 62% |
| Sunday Night | 50°F | Rain Showers | 10 mph ENE | 88% |
| Monday | 60°F | Rain Showers | 10 mph E | 88% |
| Monday Night | 46°F | Mostly Cloudy | 5 to 10 mph ESE | 9% |
| Tuesday | 65°F | Partly Sunny | 10 to 15 mph SE | 9% |
| Tuesday Night | 53°F | Mostly Cloudy | 15 mph SE | 14% |
| Wednesday | 70°F | Chance Rain Showers | 15 mph SSE | 31% |
| Wednesday Night | 55°F | Chance Rain Showers | 10 to 15 mph SSE | 31% |
| Thursday | 71°F | Chance Rain Showers then Partly Sunny | 10 mph SSE | 31% |
| Thursday Night | 56°F | Partly Cloudy | 10 mph SE | 10% |
| Friday | 72°F | Partly Sunny | 10 to 15 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 (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.