Ideal, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ideal, a community in Tripp County, South Dakota.
Tonight
34°F
Cloudy
Cloudy. Low around 34, with temperatures rising to around 36 overnight. Northwest wind around 15 mph, with gusts as high as 28 mph.
7-day forecast for Ideal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Cloudy | 15 mph NW | 3% |
| Wednesday | 49°F | Mostly Cloudy | 18 mph NW | 11% |
| Wednesday Night | 33°F | Mostly Cloudy | 12 to 15 mph NW | 5% |
| Thursday | 51°F | Mostly Sunny | 8 to 14 mph NW | 0% |
| Thursday Night | 28°F | Partly Cloudy | 6 mph SE | 0% |
| Friday | 52°F | Mostly Sunny | 5 to 8 mph S | 0% |
| Friday Night | 31°F | Partly Cloudy | 7 mph S | 0% |
| Saturday | 62°F | Sunny | 7 to 15 mph W | 5% |
| Saturday Night | 34°F | Mostly Clear | 9 mph W | 1% |
| Sunday | 65°F | Sunny | 7 to 12 mph SW | 0% |
| Sunday Night | 41°F | Mostly Clear | 13 mph SW | 0% |
| Monday | 62°F | Sunny | 9 to 17 mph NW | 0% |
| Monday Night | 37°F | Partly Cloudy | 7 mph W | 0% |
| Tuesday | 61°F | Mostly Sunny | 7 to 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Ideal (43.540, -99.922). Updated through the day.
Growing snapshot for Ideal
Last spring frost
May 1
First fall frost
Oct 10
Growing season
162 days
Hardiness zone
5a
More local growing data for Ideal: nearby ZIP 57541 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winner Wiley Fld, Sd (14.7 mi from Ideal). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.