Good Thunder, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Good Thunder, a city in Blue Earth County, Minnesota.
This Afternoon
64°F
Patchy Fog
Patchy fog and showers and thunderstorms. Cloudy, with a high near 64. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Good Thunder
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Patchy Fog | 10 mph E | 89% |
| Tonight | 60°F | Patchy Fog | 10 to 15 mph E | 90% |
| Saturday | 66°F | Chance Showers And Thunderstorms then Slight Chance T-storms | 5 to 10 mph NNE | 31% |
| Saturday Night | 55°F | Slight Chance Drizzle then Mostly Cloudy | 10 mph NNE | 20% |
| Sunday | 66°F | Mostly Cloudy | 10 to 15 mph NE | 6% |
| Sunday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph ENE | 16% |
| Monday | 62°F | Chance Rain Showers | 10 mph ENE | 39% |
| Monday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 39% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph E | 6% |
| Tuesday Night | 45°F | Partly Cloudy | 5 mph ESE | 1% |
| Wednesday | 66°F | Sunny | 5 mph SE | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 5 mph SSE | 11% |
| Thursday | 69°F | Slight Chance Rain Showers | 5 mph SSE | 15% |
| Thursday Night | 52°F | Partly Cloudy | 5 mph SSE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Good Thunder (44.007, -94.070). Updated through the day.
Growing snapshot for Good Thunder
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
161 days
Hardiness zone
5a
More local growing data for Good Thunder: nearby ZIP 56037 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Amboy
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Garden City
Lake Crystal
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Mapleton
Minnesota Lake
Pemberton
Skyline
St. Clair
Vernon Center
Climate data from the nearest NOAA station, Mankato, Mn (9.9 mi from Good Thunder). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.