Ortley, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ortley, a town in Day County, South Dakota.
Overnight
55°F
Areas Of Fog
Areas of fog and a slight chance of drizzle. Cloudy, with a low around 55. East northeast wind around 8 mph. Chance of precipitation is 20%.
7-day forecast for Ortley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Areas Of Fog | 8 mph ENE | 15% |
| Saturday | 63°F | Areas Of Fog | 8 to 12 mph NE | 16% |
| Saturday Night | 51°F | Patchy Fog then Slight Chance Rain Showers | 7 to 12 mph NE | 16% |
| Sunday | 63°F | Mostly Cloudy | 13 mph NE | 14% |
| Sunday Night | 47°F | Cloudy | 7 to 10 mph E | 9% |
| Monday | 63°F | Partly Sunny | 9 mph E | 8% |
| Monday Night | 44°F | Partly Cloudy | 5 to 8 mph ESE | 7% |
| Tuesday | 64°F | Mostly Sunny | 5 to 13 mph SE | 2% |
| Tuesday Night | 46°F | Partly Cloudy | 10 mph SSE | 2% |
| Wednesday | 67°F | Mostly Sunny | 9 to 14 mph SSE | 10% |
| Wednesday Night | 50°F | Chance Rain Showers | 12 mph SSE | 27% |
| Thursday | 69°F | Chance Rain Showers then Partly Sunny | 12 mph SSE | 27% |
| Thursday Night | 53°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph SSE | 18% |
| Friday | 71°F | Slight Chance Rain Showers then Partly Sunny | 8 to 14 mph SSE | 18% |
Forecast source: National Weather Service (api.weather.gov) for Ortley (45.335, -97.205). Updated through the day.
Growing snapshot for Ortley
Last spring frost
May 1
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
4b
More local growing data for Ortley: nearby ZIP 57273 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Waubay Natl Wild Life, Sd (6.8 mi from Ortley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.