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
45°F
Chance Light Rain
A chance of rain. Cloudy, with a high near 45. North northwest wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ortley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 45°F | Chance Light Rain | 21 mph NNW | 42% |
| Tonight | 37°F | Light Rain | 14 to 18 mph NNW | 88% |
| Wednesday | 42°F | Light Rain | 16 to 20 mph NNW | 87% |
| Wednesday Night | 33°F | Chance Light Rain then Mostly Cloudy | 13 to 17 mph NNW | 27% |
| Thursday | 39°F | Partly Sunny | 10 to 15 mph N | 3% |
| Thursday Night | 29°F | Mostly Cloudy | 1 to 9 mph ENE | 0% |
| Friday | 42°F | Partly Sunny | 1 to 5 mph S | 0% |
| Friday Night | 31°F | Partly Cloudy | 6 mph SW | 0% |
| Saturday | 51°F | Mostly Sunny | 6 to 14 mph WSW | 4% |
| Saturday Night | 35°F | Partly Cloudy | 6 to 9 mph WNW | 4% |
| Sunday | 52°F | Sunny | 6 to 10 mph WSW | 3% |
| Sunday Night | 39°F | Partly Cloudy | 9 mph SW | 0% |
| Monday | 55°F | Mostly Sunny | 9 to 15 mph WNW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 to 8 mph WNW | 0% |
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 Nov 3, 2026.