Blue Earth, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blue Earth, a city in Faribault County, Minnesota.
Overnight
61°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms before 4am, then patchy fog and a chance of showers and thunderstorms. Cloudy. Low around 61, with temperatures rising to around 64 overnight. East wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Blue Earth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Patchy Fog | 5 to 10 mph E | 42% |
| Saturday | 68°F | Patchy Fog | 5 to 10 mph NNE | 30% |
| Saturday Night | 55°F | Slight Chance Drizzle then Cloudy | 10 mph N | 17% |
| Sunday | 65°F | Mostly Cloudy | 10 to 15 mph NE | 13% |
| Sunday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph ENE | 24% |
| Monday | 61°F | Chance Rain Showers | 10 mph ENE | 45% |
| Monday Night | 47°F | Chance Rain Showers | 5 to 10 mph ENE | 45% |
| Tuesday | 62°F | Partly Sunny | 5 to 10 mph E | 7% |
| Tuesday Night | 45°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
| Wednesday | 65°F | Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph SSE | 10% |
| Thursday | 68°F | Slight Chance Rain Showers | 0 to 5 mph SSE | 16% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph SSE | 7% |
| Friday | 69°F | Mostly Sunny | 0 to 10 mph SE | 7% |
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 Sep 19, 2026.