Deephaven, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deephaven, a city in Hennepin County, Minnesota.
This Afternoon
58°F
Light Rain
Rain before 2pm, then rain and patchy fog. Cloudy, with a high near 58. North wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Deephaven
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Light Rain | 10 mph N | 100% |
| Tonight | 50°F | Rain | 10 to 15 mph N | 98% |
| Wednesday | 54°F | Rain | 10 to 15 mph N | 92% |
| Wednesday Night | 44°F | Light Rain | 15 mph NNW | 96% |
| Thursday | 48°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 28% |
| Thursday Night | 35°F | Mostly Cloudy | 5 to 10 mph NNE | 1% |
| Friday | 46°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Saturday | 52°F | Mostly Sunny | 5 mph SW | 1% |
| Saturday Night | 37°F | Partly Cloudy | 5 to 10 mph W | 9% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 6% |
| Sunday Night | 38°F | Partly Cloudy | 5 to 10 mph SW | 0% |
| Monday | 58°F | Mostly Sunny | 10 mph WSW | 0% |
| Monday Night | 40°F | Mostly Clear | 5 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Deephaven (44.932, -93.529). Updated through the day.
Growing snapshot for Deephaven
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
160 days
Hardiness zone
5a
More local growing data for Deephaven: nearby ZIP 55391 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Chanhassen Wsfo, Mn (8 mi from Deephaven). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.