Long Lake, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Long Lake, a city in Hennepin County, Minnesota.
Overnight
62°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. Low around 62, with temperatures rising to around 66 overnight. West northwest wind around 10 mph. Chance of precipitation is 50%.
7-day forecast for Long Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Chance Showers And Thunderstorms | 10 mph WNW | 53% |
| Tuesday | 74°F | Slight Chance Showers And Thunderstorms then Patchy Smoke | 10 to 15 mph NW | 17% |
| Tuesday Night | 56°F | Partly Cloudy | 5 to 10 mph WNW | 2% |
| Wednesday | 76°F | Sunny | 0 to 10 mph WSW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 5 to 10 mph SW | 0% |
| Thursday | 81°F | Sunny | 5 to 15 mph SSW | 0% |
| Thursday Night | 64°F | Mostly Clear | 10 mph SSW | 3% |
| Friday | 84°F | Sunny | 10 mph SSW | 9% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 22% |
| Saturday | 83°F | Slight Chance Rain Showers then Sunny | 5 to 10 mph S | 15% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 50% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 50% |
| Sunday Night | 65°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 16% |
| Monday | 81°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Long Lake (44.983, -93.570). Updated through the day.
Growing snapshot for Long Lake
Last spring frost
Apr 30
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
4b
More local growing data for Long Lake: nearby ZIP 55356 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Delano, Mn (10 mi from Long Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.