Irene, SD Weather & Growing Conditions
Tonight
63°F
Mostly Cloudy then Patchy Fog
Patchy fog between 1am and 4am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 63. North wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy then Patchy Fog | 5 to 10 mph N | 20% |
| Saturday | 68°F | Patchy Fog then Cloudy | 10 mph N | 18% |
| Saturday Night | 58°F | Mostly Cloudy | 10 mph NNE | 12% |
| Sunday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 49% |
| Sunday Night | 54°F | Showers And Thunderstorms | 10 mph ENE | 80% |
| Monday | 59°F | Showers And Thunderstorms | 10 mph ENE | 80% |
| Monday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 29% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph ESE | 4% |
| Tuesday Night | 50°F | Partly Cloudy | 10 mph SE | 3% |
| Wednesday | 67°F | Partly Sunny | 10 to 15 mph SSE | 13% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 mph SE | 45% |
| Thursday | 67°F | Chance Rain Showers | 10 mph SSE | 45% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph SE | 16% |
| Friday | 69°F | Slight Chance Rain Showers | 10 to 15 mph SE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Irene, SD
Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
164 days
Hardiness zone
5a
Explore more for Irene, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Yankton 2 E, Sd (16.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.