Sugar City, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sugar City, a city in Madison County, Idaho.
Today
82°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 82. Southwest wind 3 to 9 mph, with gusts as high as 18 mph.
7-day forecast for Sugar City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Patchy Smoke | 3 to 9 mph SW | 0% |
| Tonight | 45°F | Patchy Smoke | 3 to 9 mph ESE | 1% |
| Wednesday | 85°F | Areas Of Smoke | 3 to 8 mph S | 0% |
| Wednesday Night | 49°F | Mostly Clear | 7 mph SE | 0% |
| Thursday | 92°F | Sunny | 3 to 9 mph SSE | 0% |
| Thursday Night | 54°F | Clear | 7 mph SE | 0% |
| Friday | 96°F | Sunny | 3 to 9 mph SW | 0% |
| Friday Night | 56°F | Mostly Clear | 5 to 12 mph SSE | 0% |
| Saturday | 95°F | Sunny | 3 to 13 mph SW | 0% |
| Saturday Night | 57°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Sunday | 94°F | Sunny | 3 to 16 mph SSE | 0% |
| Sunday Night | 57°F | Mostly Clear | 5 to 20 mph S | 1% |
| Monday | 93°F | Sunny | 5 to 14 mph SSE | 1% |
| Monday Night | 56°F | Mostly Clear | 7 to 16 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Sugar City (43.876, -111.751). Updated through the day.
Growing snapshot for Sugar City
Last spring frost
May 29
First fall frost
Sep 13
Growing season
106 days
Hardiness zone
5a
More local growing data for Sugar City: nearby ZIP 83448 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sugar City, Id (2.9 mi from Sugar City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.