Ortley, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ortley, a town in Day County, South Dakota.
This Afternoon
60°F
Rain Showers Likely
Rain showers likely and patchy fog. Cloudy, with a high near 60. East wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ortley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 60°F | Rain Showers Likely | 10 to 14 mph E | 72% |
| Tonight | 54°F | Chance Rain Showers then Areas Of Fog | 7 to 12 mph ENE | 43% |
| Saturday | 63°F | Areas Of Fog | 9 to 13 mph NE | 10% |
| Saturday Night | 52°F | Mostly Cloudy | 8 to 12 mph NE | 11% |
| Sunday | 63°F | Mostly Cloudy | 10 to 14 mph ENE | 9% |
| Sunday Night | 49°F | Chance Rain Showers | 7 to 10 mph E | 37% |
| Monday | 61°F | Chance Rain Showers then Mostly Cloudy | 9 mph E | 37% |
| Monday Night | 46°F | Mostly Cloudy | 5 to 8 mph ESE | 4% |
| Tuesday | 64°F | Mostly Sunny | 5 to 12 mph SE | 1% |
| Tuesday Night | 48°F | Partly Cloudy | 10 mph SE | 7% |
| Wednesday | 66°F | Partly Sunny | 9 to 14 mph SSE | 11% |
| Wednesday Night | 52°F | Chance Rain Showers | 10 mph SSE | 28% |
| Thursday | 69°F | Chance Rain Showers then Partly Sunny | 9 mph S | 28% |
| Thursday Night | 54°F | Partly Cloudy | 7 mph SSE | 12% |
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 18, 2026.