Minnetonka, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Minnetonka, a city in Hennepin County, Minnesota.
Today
75°F
Partly Sunny then Patchy Smoke
Patchy smoke after 5pm. Partly sunny, with a high near 75. Northwest wind around 10 mph.
7-day forecast for Minnetonka
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Partly Sunny then Patchy Smoke | 10 mph NW | 3% |
| Tonight | 57°F | Patchy Smoke then Partly Cloudy | 5 to 10 mph WNW | 3% |
| Wednesday | 77°F | Sunny | 0 to 10 mph WSW | 0% |
| Wednesday Night | 60°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Thursday | 81°F | Sunny | 5 to 15 mph SSW | 0% |
| Thursday Night | 65°F | Mostly Clear | 10 to 15 mph SSW | 3% |
| Friday | 84°F | Sunny | 10 mph SSW | 10% |
| Friday Night | 65°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 23% |
| Saturday | 84°F | Slight Chance Rain Showers then Sunny | 5 to 10 mph SSW | 15% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 50% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 50% |
| Sunday Night | 66°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 17% |
| Monday | 82°F | Slight Chance Showers And Thunderstorms | 5 mph ENE | 21% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov) for Minnetonka (44.933, -93.457). Updated through the day.
Growing snapshot for Minnetonka
Last spring frost
Apr 23
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5a
More local growing data for Minnetonka: nearby ZIP 55345 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Mpls Flying Cloud Ap, Mn (5.8 mi from Minnetonka). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.