Oldham, SD Weather & Growing Conditions
Tonight
57°F
Patchy Fog
Patchy fog. Cloudy. Low around 57, with temperatures rising to around 60 overnight. Northeast wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Patchy Fog | 5 to 10 mph NE | 10% |
| Saturday | 65°F | Areas Of Fog then Cloudy | 10 to 15 mph NE | 7% |
| Saturday Night | 53°F | Mostly Cloudy | 10 to 15 mph NE | 1% |
| Sunday | 63°F | Mostly Cloudy then Chance Rain Showers | 15 mph ENE | 29% |
| Sunday Night | 50°F | Chance Rain Showers | 10 to 15 mph ENE | 52% |
| Monday | 60°F | Chance Rain Showers | 10 mph E | 52% |
| Monday Night | 46°F | Mostly Cloudy | 5 to 10 mph E | 7% |
| Tuesday | 64°F | Partly Sunny | 5 to 10 mph ESE | 2% |
| Tuesday Night | 48°F | Partly Cloudy | 10 mph SE | 3% |
| Wednesday | 67°F | Partly Sunny | 10 to 15 mph SSE | 11% |
| Wednesday Night | 52°F | Chance Rain Showers | 10 mph SSE | 36% |
| Thursday | 68°F | Slight Chance Showers And Thunderstorms | 10 mph SSE | 36% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 10 mph SE | 10% |
| Friday | 70°F | Partly Sunny | 10 to 15 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Oldham, SD
Last spring frost
May 3
First fall frost
Oct 2
Growing season
151 days
Hardiness zone
4b
Explore more for Oldham, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Arlington 1 W, Sd (13.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.