Porter, MN Weather & Growing Conditions
Today
71°F
Patchy Smoke then Partly Sunny
Patchy smoke before 11am. Partly sunny, with a high near 71. Northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Patchy Smoke then Partly Sunny | 5 to 10 mph NW | 5% |
| Tonight | 54°F | Partly Cloudy | 0 to 5 mph W | 2% |
| Wednesday | 76°F | Sunny | 5 to 10 mph SW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 5 to 15 mph SSW | 1% |
| Thursday | 82°F | Sunny | 10 to 15 mph SW | 2% |
| Thursday Night | 64°F | Mostly Clear | 10 to 15 mph SSW | 5% |
| Friday | 84°F | Sunny | 10 to 15 mph SW | 11% |
| Friday Night | 63°F | Mostly Clear | 5 to 10 mph SSW | 11% |
| Saturday | 84°F | Sunny | 5 to 15 mph SSW | 8% |
| Saturday Night | 64°F | Slight Chance Showers And Thunderstorms | 10 mph ESE | 27% |
| Sunday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph ENE | 27% |
| Sunday Night | 64°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 20% |
| Monday | 81°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph NE | 20% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Porter, MN
Last spring frost
May 2
First fall frost
Oct 5
Growing season
156 days
Hardiness zone
5a
Explore more for Porter, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Canby, Mn (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.