Pierpont, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pierpont, a town in Day County, South Dakota.
Today
72°F
Sunny
Sunny, with a high near 72. West northwest wind around 10 mph.
7-day forecast for Pierpont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 10 mph WNW | 0% |
| Tonight | 54°F | Mostly Clear | 3 to 7 mph SSW | 0% |
| Wednesday | 79°F | Sunny | 8 to 12 mph SW | 0% |
| Wednesday Night | 61°F | Partly Cloudy | 7 to 15 mph SSW | 1% |
| Thursday | 84°F | Sunny | 10 to 15 mph SSW | 5% |
| Thursday Night | 64°F | Mostly Clear | 8 to 12 mph S | 5% |
| Friday | 85°F | Sunny | 12 mph SW | 4% |
| Friday Night | 62°F | Mostly Clear | 8 mph E | 4% |
| Saturday | 83°F | Sunny | 8 to 14 mph ESE | 7% |
| Saturday Night | 63°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph E | 16% |
| Sunday | 82°F | Mostly Sunny | 12 mph ENE | 9% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 12 mph E | 27% |
| Monday | 79°F | Chance Showers And Thunderstorms then Partly Sunny | 13 mph ENE | 27% |
| Monday Night | 62°F | Slight Chance Showers And Thunderstorms | 13 mph NE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Pierpont (45.495, -97.832). Updated through the day.
Growing snapshot for Pierpont
Last spring frost
May 6
First fall frost
Oct 4
Growing season
150 days
Hardiness zone
4b
More local growing data for Pierpont: nearby ZIP 57468 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Andover #2, Sd (9.7 mi from Pierpont). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.