Marvin, SD Weather & Growing Conditions
Tonight
57°F
Areas Of Drizzle
Areas of drizzle and areas of fog before 5am, then areas of fog and patchy drizzle. Cloudy, with a low around 57. East northeast wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Areas Of Drizzle | 10 mph ENE | 31% |
| Saturday | 63°F | Areas Of Fog | 13 mph NE | 17% |
| Saturday Night | 54°F | Mostly Cloudy | 8 to 12 mph NNE | 11% |
| Sunday | 64°F | Mostly Cloudy | 13 mph NE | 10% |
| Sunday Night | 51°F | Chance Rain Showers | 7 to 10 mph ENE | 35% |
| Monday | 61°F | Chance Rain Showers | 9 mph E | 35% |
| Monday Night | 47°F | Mostly Cloudy | 7 mph ESE | 5% |
| Tuesday | 63°F | Partly Sunny | 5 to 12 mph SE | 1% |
| Tuesday Night | 50°F | Partly Cloudy | 10 mph SE | 4% |
| Wednesday | 66°F | Partly Sunny | 9 to 14 mph SSE | 9% |
| Wednesday Night | 54°F | Chance Rain Showers | 10 mph SSE | 28% |
| Thursday | 69°F | Chance Rain Showers | 9 mph S | 28% |
| Thursday Night | 55°F | Partly Cloudy | 8 mph SSE | 10% |
| Friday | 70°F | Partly Sunny | 8 to 13 mph SSE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marvin, SD
Last spring frost
May 14
First fall frost
Sep 28
Growing season
136 days
Hardiness zone
4b
Explore more for Marvin, SD: full frost dates · planting calendar · South Dakota frost dates
Climate data from the nearest NOAA station, Summit 1 W, Sd (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.