Blue Earth, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Earth, a city in Faribault County, Minnesota.
Today
72°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5pm, then patchy smoke and a chance of showers and thunderstorms. Mostly cloudy, with a high near 72. North northwest wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Blue Earth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Chance Showers And Thunderstorms | 10 mph NNW | 47% |
| Tonight | 55°F | Patchy Smoke then Mostly Cloudy | 0 to 5 mph NW | 34% |
| Wednesday | 74°F | Mostly Sunny | 0 to 5 mph N | 2% |
| Wednesday Night | 55°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Thursday | 80°F | Sunny | 5 to 10 mph S | 1% |
| Thursday Night | 61°F | Mostly Clear | 10 mph S | 4% |
| Friday | 84°F | Sunny | 10 to 15 mph SSW | 14% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph S | 23% |
| Saturday | 85°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph S | 19% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph SSW | 37% |
| Sunday | 84°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph SE | 36% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 33% |
| Monday | 83°F | Chance Showers And Thunderstorms | 10 mph E | 33% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 31% |
Forecast source: National Weather Service (api.weather.gov) for Blue Earth (43.641, -94.100). Updated through the day.
Growing snapshot for Blue Earth
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
166 days
Hardiness zone
5a
More local growing data for Blue Earth: nearby ZIP 56013 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winnebago, Mn (10.4 mi from Blue Earth). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.