New Auburn, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Auburn, a city in Sibley County, Minnesota.
Today
71°F
Mostly Sunny
Mostly sunny, with a high near 71. West northwest wind around 10 mph.
7-day forecast for New Auburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Sunny | 10 mph WNW | 6% |
| Tonight | 53°F | Partly Cloudy | 0 to 5 mph WNW | 6% |
| Wednesday | 74°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 5 mph SSW | 0% |
| Thursday | 78°F | Sunny | 5 to 10 mph SSW | 1% |
| Thursday Night | 62°F | Mostly Clear | 10 mph S | 3% |
| Friday | 81°F | Sunny | 5 to 10 mph SSW | 6% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 15% |
| Saturday | 81°F | Sunny | 5 to 10 mph SSW | 10% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 5 to 10 mph SSE | 44% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 44% |
| Sunday Night | 63°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NE | 18% |
| Monday | 79°F | Slight Chance Showers And Thunderstorms | 5 mph ENE | 19% |
| Monday Night | 63°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 18% |
Forecast source: National Weather Service (api.weather.gov) for New Auburn (44.673, -94.232). Updated through the day.
Growing snapshot for New Auburn
Last spring frost
Apr 30
First fall frost
Oct 4
Growing season
156 days
Hardiness zone
4b
More local growing data for New Auburn: nearby ZIP 55366 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brownton Wwtp, Mn (6.8 mi from New Auburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.