Sisseton, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sisseton, a city in Roberts County, South Dakota.
This Afternoon
62°F
Widespread Drizzle
Widespread drizzle and patchy fog. Cloudy, with a high near 62. East southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Sisseton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Widespread Drizzle | 10 to 14 mph ESE | 59% |
| Tonight | 54°F | Areas Of Drizzle | 6 to 10 mph ENE | 44% |
| Saturday | 66°F | Patchy Fog | 7 to 12 mph NNE | 12% |
| Saturday Night | 52°F | Mostly Cloudy | 8 mph NNE | 13% |
| Sunday | 67°F | Mostly Cloudy | 7 to 12 mph NE | 8% |
| Sunday Night | 49°F | Cloudy then Slight Chance Rain Showers | 5 to 8 mph E | 18% |
| Monday | 64°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph E | 18% |
| Monday Night | 46°F | Mostly Cloudy | 6 mph ESE | 2% |
| Tuesday | 66°F | Mostly Sunny | 6 to 13 mph SE | 2% |
| Tuesday Night | 48°F | Partly Cloudy | 10 mph SE | 5% |
| Wednesday | 68°F | Mostly Sunny | 10 to 15 mph SSE | 11% |
| Wednesday Night | 52°F | Chance Rain Showers | 8 to 12 mph SSE | 27% |
| Thursday | 71°F | Chance Rain Showers then Partly Sunny | 9 mph SSE | 27% |
| Thursday Night | 53°F | Partly Cloudy | 7 mph SSE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Sisseton (45.662, -97.045). Updated through the day.
Growing snapshot for Sisseton
Last spring frost
May 4
First fall frost
Oct 3
Growing season
151 days
Hardiness zone
4b
More local growing data for Sisseton: nearby ZIP 57262 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Agency Village
Claire City
Corona
Long Hollow
New Effington
Peever
Peever Flats
Rosholt
White Rock Colony
Wilmot
Climate data from the nearest NOAA station, Sisseton, Sd (1.7 mi from Sisseton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.