Okaton, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Okaton, a community in Jones County, South Dakota.
This Afternoon
73°F
Cloudy
Cloudy, with a high near 73. North wind around 9 mph.
7-day forecast for Okaton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Cloudy | 9 mph N | 1% |
| Tonight | 57°F | Patchy Fog | 10 mph NNE | 8% |
| Saturday | 66°F | Patchy Fog then Slight Chance Rain Showers | 9 to 13 mph NE | 20% |
| Saturday Night | 54°F | Rain Showers | 14 mph ENE | 81% |
| Sunday | 61°F | Rain Showers | 16 mph E | 91% |
| Sunday Night | 51°F | Rain Showers | 15 mph ENE | 92% |
| Monday | 63°F | Rain Showers | 15 mph E | 87% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 13 to 16 mph ESE | 18% |
| Tuesday | 70°F | Partly Sunny | 14 to 24 mph SE | 13% |
| Tuesday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 20 to 23 mph SE | 16% |
| Wednesday | 76°F | Slight Chance Rain Showers | 20 to 23 mph SSE | 16% |
| Wednesday Night | 56°F | Slight Chance Showers And Thunderstorms | 12 to 21 mph SSE | 24% |
| Thursday | 77°F | Slight Chance Rain Showers then Mostly Sunny | 12 mph SSE | 18% |
| Thursday Night | 56°F | Partly Cloudy | 14 mph SE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Okaton (43.852, -100.881). Updated through the day.
Growing snapshot for Okaton
Last spring frost
May 3
First fall frost
Oct 9
Growing season
158 days
Hardiness zone
5a
More local growing data for Okaton: nearby ZIP 57562 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Murdo, Sd (12.5 mi from Okaton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.