New Auburn, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Auburn, a city in Sibley County, Minnesota.
Overnight
56°F
Chance Drizzle
A chance of drizzle. Cloudy, with a low around 56. East northeast wind around 10 mph. Chance of precipitation is 40%.
7-day forecast for New Auburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Chance Drizzle | 10 mph ENE | 36% |
| Saturday | 63°F | Slight Chance Rain Showers then Cloudy | 10 mph NE | 22% |
| Saturday Night | 52°F | Mostly Cloudy | 5 to 10 mph NNE | 6% |
| Sunday | 66°F | Partly Sunny | 10 mph NE | 3% |
| Sunday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 9% |
| Monday | 61°F | Chance Rain Showers | 5 to 10 mph ENE | 27% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph ENE | 23% |
| Tuesday | 63°F | Mostly Sunny | 5 mph E | 3% |
| Tuesday Night | 44°F | Mostly Clear | 0 to 5 mph ESE | 1% |
| Wednesday | 64°F | Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 48°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 5 mph SSE | 16% |
| Thursday | 69°F | Slight Chance Rain Showers then Partly Sunny | 0 to 5 mph SSE | 16% |
| Thursday Night | 51°F | Partly Cloudy | 0 mph | 7% |
| Friday | 70°F | Mostly Sunny | 0 to 5 mph SE | 7% |
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 Sep 19, 2026.