Mapleton, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mapleton, a city in Blue Earth County, Minnesota.
Today
71°F
Patchy Smoke
Patchy smoke between 11am and noon, then patchy smoke and a slight chance of rain showers between noon and 1pm, then patchy smoke and a slight chance of showers and thunderstorms between 1pm and 3pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 71. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
7-day forecast for Mapleton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Smoke | 5 to 10 mph NW | 32% |
| Tonight | 54°F | Chance Rain Showers then Mostly Cloudy | 0 to 5 mph W | 25% |
| Wednesday | 76°F | Sunny | 0 to 5 mph WSW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 0 to 5 mph S | 0% |
| Thursday | 78°F | Sunny | 5 to 10 mph S | 1% |
| Thursday Night | 62°F | Mostly Clear | 10 mph S | 3% |
| Friday | 82°F | Sunny | 10 to 15 mph SSW | 12% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 10 mph S | 22% |
| Saturday | 83°F | Sunny | 5 to 15 mph S | 14% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 10 to 15 mph S | 41% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 10 mph SE | 41% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 34% |
| Monday | 81°F | Chance Showers And Thunderstorms | 10 mph ENE | 34% |
| Monday Night | 66°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 mph NE | 27% |
Forecast source: National Weather Service (api.weather.gov) for Mapleton (43.927, -93.955). Updated through the day.
Growing snapshot for Mapleton
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
More local growing data for Mapleton: nearby ZIP 56065 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Amboy, Mn (13.3 mi from Mapleton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.