Quinn, SD Weather & Growing Conditions
Today
51°F
Partly Sunny
Partly sunny. High near 51, with temperatures falling to around 46 in the afternoon. Northwest wind 12 to 16 mph, with gusts as high as 28 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Partly Sunny | 12 to 16 mph NW | 0% |
| Tonight | 32°F | Mostly Cloudy | 12 mph NW | 0% |
| Thursday | 51°F | Sunny | 5 to 8 mph N | 0% |
| Thursday Night | 29°F | Partly Cloudy | 7 mph SE | 0% |
| Friday | 54°F | Mostly Sunny | 3 to 9 mph NW | 0% |
| Friday Night | 34°F | Mostly Clear | 3 to 9 mph W | 0% |
| Saturday | 61°F | Sunny | 7 to 15 mph W | 0% |
| Saturday Night | 35°F | Mostly Clear | 8 mph W | 0% |
| Sunday | 65°F | Sunny | 9 to 13 mph S | 0% |
| Sunday Night | 41°F | Mostly Clear | 9 to 13 mph W | 0% |
| Monday | 62°F | Sunny | 5 to 13 mph NW | 0% |
| Monday Night | 37°F | Partly Cloudy | 3 to 7 mph W | 0% |
| Tuesday | 61°F | Mostly Sunny | 6 to 9 mph S | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 6 to 9 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Quinn, SD
Last spring frost
May 16
First fall frost
Sep 26
Growing season
132 days
Hardiness zone
5a
Explore more for Quinn, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Cottonwood 2 E, Sd (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.