Gary, SD Weather & Growing Conditions
Tonight
55°F
Areas Of Drizzle
Areas of drizzle and areas of fog. Cloudy, with a low around 55. Northeast wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Areas Of Drizzle | 10 mph NE | 37% |
| Saturday | 64°F | Areas Of Fog | 12 mph NNE | 21% |
| Saturday Night | 52°F | Mostly Cloudy | 10 mph NNE | 6% |
| Sunday | 65°F | Mostly Cloudy | 9 to 14 mph NE | 8% |
| Sunday Night | 50°F | Cloudy then Chance Rain Showers | 7 to 10 mph ENE | 37% |
| Monday | 61°F | Chance Rain Showers | 9 mph E | 37% |
| Monday Night | 46°F | Mostly Cloudy | 3 to 7 mph E | 6% |
| Tuesday | 64°F | Partly Sunny | 3 to 10 mph ESE | 2% |
| Tuesday Night | 47°F | Partly Cloudy | 8 mph SE | 2% |
| Wednesday | 67°F | Mostly Sunny | 7 to 12 mph SSE | 9% |
| Wednesday Night | 51°F | Chance Rain Showers | 8 mph SSE | 27% |
| Thursday | 70°F | Chance Rain Showers | 6 to 9 mph S | 27% |
| Thursday Night | 54°F | Partly Cloudy | 7 mph S | 7% |
| Friday | 71°F | Partly Sunny | 8 to 12 mph SSE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gary, SD
Last spring frost
May 7
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4b
Explore more for Gary, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Clear Lake, Sd (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.