Harrold, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrold, a town in Hughes County, South Dakota.
Tonight
56°F
Areas Of Fog
Areas of fog. Cloudy. Low around 56, with temperatures rising to around 59 overnight. North northeast wind 7 to 10 mph.
7-day forecast for Harrold
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Areas Of Fog | 7 to 10 mph NNE | 7% |
| Saturday | 66°F | Areas Of Fog then Cloudy | 10 to 14 mph NE | 8% |
| Saturday Night | 53°F | Cloudy then Chance Rain Showers | 10 to 14 mph ENE | 39% |
| Sunday | 62°F | Rain Showers Likely | 16 mph ENE | 56% |
| Sunday Night | 51°F | Rain Showers | 14 mph ENE | 85% |
| Monday | 62°F | Rain Showers | 13 mph E | 85% |
| Monday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 12 mph ESE | 17% |
| Tuesday | 67°F | Partly Sunny | 10 to 18 mph SE | 9% |
| Tuesday Night | 52°F | Mostly Cloudy then Slight Chance Rain Showers | 16 to 22 mph SE | 17% |
| Wednesday | 72°F | Chance Rain Showers | 18 to 22 mph SSE | 25% |
| Wednesday Night | 55°F | Chance Rain Showers | 14 to 18 mph SE | 29% |
| Thursday | 73°F | Slight Chance Rain Showers then Partly Sunny | 13 mph SE | 24% |
| Thursday Night | 55°F | Partly Cloudy | 12 mph SE | 10% |
| Friday | 73°F | Partly Sunny | 13 to 17 mph SE | 8% |
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 Sep 19, 2026.