Toronto, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Toronto, a town in Deuel County, South Dakota.
This Afternoon
63°F
Rain Showers Likely
Rain showers likely and patchy fog before 3pm, then areas of fog and a chance of rain showers between 3pm and 4pm, then a chance of rain showers and patchy fog between 4pm and 5pm, then areas of fog and a chance of rain showers. Cloudy, with a high near 63. East wind 12 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Toronto
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Rain Showers Likely | 12 to 15 mph E | 59% |
| Tonight | 56°F | Areas Of Fog | 12 mph ENE | 36% |
| Saturday | 62°F | Areas Of Fog | 12 to 15 mph NE | 18% |
| Saturday Night | 53°F | Mostly Cloudy | 14 mph NE | 5% |
| Sunday | 63°F | Mostly Cloudy | 16 mph NE | 11% |
| Sunday Night | 50°F | Chance Rain Showers | 10 to 14 mph ENE | 43% |
| Monday | 59°F | Chance Rain Showers | 12 mph ENE | 43% |
| Monday Night | 46°F | Mostly Cloudy | 6 to 9 mph E | 8% |
| Tuesday | 62°F | Partly Sunny | 7 to 12 mph ESE | 2% |
| Tuesday Night | 47°F | Partly Cloudy | 9 mph SE | 2% |
| Wednesday | 65°F | Mostly Sunny | 9 to 14 mph SSE | 9% |
| Wednesday Night | 52°F | Chance Rain Showers | 9 mph SSE | 29% |
| Thursday | 68°F | Chance Rain Showers then Partly Sunny | 7 to 12 mph S | 29% |
| Thursday Night | 54°F | Mostly Cloudy | 7 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Toronto (44.572, -96.641). Updated through the day.
Growing snapshot for Toronto
Last spring frost
May 6
First fall frost
Oct 3
Growing season
150 days
Hardiness zone
4b
More local growing data for Toronto: nearby ZIP 57268 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Astoria 4S, Sd (8.9 mi from Toronto). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.