Vivian, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Vivian, a community in Lyman County, South Dakota.
Today
73°F
Patchy Smoke then Partly Sunny
Patchy smoke before 10am. Partly sunny, with a high near 73. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
7-day forecast for Vivian
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Patchy Smoke then Partly Sunny | 6 to 13 mph NW | 9% |
| Tonight | 54°F | Partly Cloudy | 5 to 8 mph SW | 2% |
| Wednesday | 82°F | Mostly Sunny | 6 to 12 mph SSW | 1% |
| Wednesday Night | 60°F | Partly Cloudy | 10 to 14 mph S | 4% |
| Thursday | 90°F | Sunny | 13 mph SSW | 4% |
| Thursday Night | 64°F | Mostly Clear | 12 mph S | 7% |
| Friday | 93°F | Sunny | 12 mph NW | 2% |
| Friday Night | 65°F | Mostly Clear | 10 mph SE | 3% |
| Saturday | 96°F | Sunny | 10 to 17 mph NNW | 3% |
| Saturday Night | 65°F | Mostly Clear | 9 to 16 mph ESE | 7% |
| Sunday | 92°F | Mostly Sunny | 9 to 18 mph E | 3% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 13 to 18 mph E | 32% |
| Monday | 90°F | Chance Showers And Thunderstorms then Partly Sunny | 12 to 17 mph ENE | 29% |
| Monday Night | 64°F | Slight Chance Showers And Thunderstorms | 14 to 17 mph ENE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Vivian (43.927, -100.301). Updated through the day.
Growing snapshot for Vivian
Last spring frost
May 6
First fall frost
Oct 7
Growing season
154 days
Hardiness zone
5a
More local growing data for Vivian: nearby ZIP 57576 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Pierre 24 S, Sd (8.4 mi from Vivian). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.