Hartford, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hartford, a city in Minnehaha County, South Dakota.
Today
71°F
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 71. Northwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hartford
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Scattered Rain Showers | 5 to 10 mph NW | 47% |
| Tonight | 53°F | Partly Cloudy | 0 to 5 mph NW | 7% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Wednesday Night | 56°F | Mostly Clear | 5 to 10 mph SSW | 0% |
| Thursday | 82°F | Sunny | 5 to 15 mph SSW | 1% |
| Thursday Night | 63°F | Mostly Clear | 10 to 15 mph S | 4% |
| Friday | 86°F | Sunny | 10 to 15 mph SSW | 10% |
| Friday Night | 65°F | Mostly Clear | 5 to 10 mph S | 13% |
| Saturday | 88°F | Sunny | 5 to 20 mph S | 5% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 15 mph ESE | 20% |
| Sunday | 86°F | Mostly Sunny | 10 to 15 mph ESE | 13% |
| Sunday Night | 67°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 15 mph E | 19% |
| Monday | 85°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 15 mph ENE | 19% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 15 mph ENE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Hartford (43.620, -96.937). Updated through the day.
Growing snapshot for Hartford
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
169 days
Hardiness zone
5a
More local growing data for Hartford: nearby ZIP 57033 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Anderson
Baltic
Brandon
Colton
Crooks
Dell Rapids
Garretson
Humboldt
Lyons
Meadow View Addition
Pine Lakes Addition
Renner Corner
Rowena
Sherman
Sioux Falls
Valley Springs
Climate data from the nearest NOAA station, Sioux Falls Wfo Ap, Sd (11.8 mi from Hartford). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.