Stewart, MN Weather & Growing Conditions
Today
70°F
Mostly Sunny
Mostly sunny, with a high near 70. West northwest wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Mostly Sunny | 10 mph WNW | 9% |
| Tonight | 52°F | Partly Cloudy | 0 to 5 mph W | 5% |
| Wednesday | 76°F | Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 5 mph SSW | 0% |
| Thursday | 78°F | Sunny | 5 to 15 mph SSW | 0% |
| Thursday Night | 61°F | Mostly Clear | 5 to 10 mph S | 2% |
| Friday | 81°F | Sunny | 5 to 10 mph SSW | 5% |
| Friday Night | 62°F | Mostly Clear | 5 to 10 mph S | 11% |
| Saturday | 81°F | Sunny | 5 to 10 mph S | 10% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 45% |
| Sunday | 80°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SSE | 45% |
| Sunday Night | 63°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NE | 18% |
| Monday | 79°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 18% |
| Monday Night | 62°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 18% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Stewart, MN
Last spring frost
Apr 30
First fall frost
Oct 4
Growing season
156 days
Hardiness zone
4b
Explore more for Stewart, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Brownton Wwtp, Mn (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.