Ideal, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ideal, a community in Tripp County, South Dakota.
Overnight
53°F
Areas Of Smoke
Areas of smoke and a slight chance of rain showers. Partly cloudy, with a low around 53. North wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
7-day forecast for Ideal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Areas Of Smoke | 14 mph N | 16% |
| Tuesday | 72°F | Areas Of Smoke | 7 to 10 mph NW | 19% |
| Tuesday Night | 54°F | Partly Cloudy | 3 to 7 mph SW | 4% |
| Wednesday | 82°F | Sunny | 5 to 12 mph S | 2% |
| Wednesday Night | 61°F | Mostly Clear | 13 to 16 mph S | 2% |
| Thursday | 91°F | Sunny | 13 to 16 mph S | 5% |
| Thursday Night | 66°F | Mostly Clear | 16 mph S | 5% |
| Friday | 95°F | Sunny | 12 mph W | 3% |
| Friday Night | 66°F | Mostly Clear | 12 mph SE | 4% |
| Saturday | 97°F | Sunny | 10 to 22 mph S | 3% |
| Saturday Night | 65°F | Mostly Clear | 8 to 21 mph SE | 7% |
| Sunday | 93°F | Mostly Sunny | 8 to 20 mph E | 3% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 10 to 20 mph E | 30% |
| Monday | 91°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 10 to 18 mph E | 24% |
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 Aug 4, 2026.