Biwabik, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Biwabik, a city in St. Louis County, Minnesota.
This Afternoon
61°F
Mostly Cloudy
Mostly cloudy, with a high near 61. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Biwabik
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Mostly Cloudy | 5 to 10 mph SE | 7% |
| Tonight | 46°F | Slight Chance Rain Showers then Patchy Fog | 0 to 5 mph SE | 19% |
| Saturday | 68°F | Patchy Fog then Partly Sunny | 0 to 5 mph NE | 2% |
| Saturday Night | 47°F | Mostly Cloudy | 0 to 5 mph N | 3% |
| Sunday | 62°F | Partly Sunny | 5 mph NE | 0% |
| Sunday Night | 34°F | Mostly Cloudy then Patchy Frost | 0 to 5 mph E | 0% |
| Monday | 60°F | Areas Of Frost then Mostly Sunny | 0 to 5 mph E | 0% |
| Monday Night | 36°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Tuesday | 62°F | Sunny | 0 to 5 mph SE | 0% |
| Tuesday Night | 38°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 63°F | Mostly Sunny | 0 to 5 mph SE | 1% |
| Wednesday Night | 42°F | Partly Cloudy | 0 to 5 mph SE | 3% |
| Thursday | 65°F | Partly Sunny | 0 to 5 mph S | 7% |
| Thursday Night | 45°F | Partly Cloudy | 0 to 5 mph S | 5% |
Forecast source: National Weather Service (api.weather.gov) for Biwabik (47.540, -92.342). Updated through the day.
Growing snapshot for Biwabik
Growing season
83 days
Hardiness zone
3b
More local growing data for Biwabik: nearby ZIP 55708 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Embarrass, Mn (8.9 mi from Biwabik). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.