Biwabik, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Biwabik, a city in St. Louis County, Minnesota.
Tonight
48°F
Rain
Rain. Cloudy, with a low around 48. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Biwabik
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Rain | 5 to 10 mph NE | 88% |
| Wednesday | 49°F | Rain | 10 mph N | 87% |
| Wednesday Night | 36°F | Light Rain | 10 to 15 mph N | 87% |
| Thursday | 41°F | Mostly Cloudy | 10 to 15 mph N | 8% |
| Thursday Night | 23°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Friday | 40°F | Mostly Sunny | 0 mph | 0% |
| Friday Night | 23°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 46°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 13% |
| Sunday | 49°F | Mostly Sunny | 5 to 10 mph W | 12% |
| Sunday Night | 31°F | Partly Cloudy | 0 to 5 mph SW | 3% |
| Monday | 51°F | Partly Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 32°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 47°F | Mostly Sunny | 5 to 10 mph W | 1% |
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 Nov 4, 2026.