Harrold, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrold, a town in Hughes County, South Dakota.
Today
72°F
Patchy Smoke then Mostly Sunny
Patchy smoke before 11am. Mostly sunny, with a high near 72. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.
7-day forecast for Harrold
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Smoke then Mostly Sunny | 5 to 13 mph WNW | 2% |
| Tonight | 54°F | Partly Cloudy | 6 to 9 mph SW | 0% |
| Wednesday | 81°F | Mostly Sunny | 7 to 13 mph SW | 0% |
| Wednesday Night | 60°F | Partly Cloudy | 9 to 16 mph S | 3% |
| Thursday | 88°F | Sunny | 13 mph SSW | 5% |
| Thursday Night | 63°F | Mostly Clear | 8 to 12 mph S | 4% |
| Friday | 90°F | Sunny | 12 mph W | 1% |
| Friday Night | 64°F | Clear | 9 to 13 mph ESE | 3% |
| Saturday | 92°F | Sunny | 13 to 18 mph ESE | 3% |
| Saturday Night | 64°F | Mostly Clear | 12 to 16 mph E | 8% |
| Sunday | 88°F | Mostly Sunny | 12 to 17 mph E | 4% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 16 mph E | 34% |
| Monday | 86°F | Chance Showers And Thunderstorms then Partly Sunny | 18 mph ENE | 34% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms | 18 mph ENE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Harrold (44.526, -99.742). Updated through the day.
Growing snapshot for Harrold
Last spring frost
May 17
First fall frost
Sep 24
Growing season
129 days
Hardiness zone
4b
More local growing data for Harrold: nearby ZIP 57536 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Harrold 12 Ssw, Sd (4 mi from Harrold). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.