Fish Lake, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fish Lake, a community in Cottonwood County, Minnesota.
Today
70°F
Patchy Smoke
Patchy smoke and a chance of showers and thunderstorms. Partly sunny, with a high near 70. North northwest wind 5 to 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Fish Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Patchy Smoke | 5 to 15 mph NNW | 25% |
| Tonight | 53°F | Partly Cloudy | 0 to 5 mph NW | 12% |
| Wednesday | 74°F | Mostly Sunny | 0 to 5 mph SSW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 0 to 5 mph S | 0% |
| Thursday | 79°F | Sunny | 10 to 15 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 10 mph S | 3% |
| Friday | 83°F | Sunny | 10 to 15 mph SSW | 10% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 17% |
| Saturday | 84°F | Sunny | 5 to 15 mph SSW | 13% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 10 to 15 mph ESE | 31% |
| Sunday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph ESE | 31% |
| Sunday Night | 65°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph E | 30% |
| Monday | 81°F | Chance Showers And Thunderstorms then Partly Sunny | 10 mph ENE | 30% |
| Monday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 27% |
Forecast source: National Weather Service (api.weather.gov) for Fish Lake (43.839, -95.047). Updated through the day.
Growing snapshot for Fish Lake
Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
162 days
Hardiness zone
5a
More local growing data for Fish Lake: nearby ZIP 56101 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Windom, Mn (0.9 mi from Fish Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.