Tower, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tower, a city in St. Louis County, Minnesota.
This Afternoon
54°F
Patchy Fog
Patchy fog and a slight chance of drizzle before 4pm, then a chance of drizzle and patchy fog. Cloudy, with a high near 54. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Tower
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Patchy Fog | 10 mph N | 41% |
| Tonight | 47°F | Rain | 10 mph N | 88% |
| Wednesday | 49°F | Rain | 10 to 15 mph N | 91% |
| Wednesday Night | 37°F | Light Rain | 15 mph N | 90% |
| Thursday | 42°F | Mostly Cloudy | 10 to 15 mph N | 6% |
| Thursday Night | 25°F | Partly Cloudy | 0 to 10 mph NE | 0% |
| Friday | 41°F | Mostly Sunny | 0 mph | 0% |
| Friday Night | 23°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 45°F | Mostly Sunny | 0 to 5 mph S | 2% |
| Saturday Night | 28°F | Slight Chance Light Rain | 5 mph SW | 22% |
| Sunday | 45°F | Slight Chance Light Rain then Partly Sunny | 5 mph W | 17% |
| Sunday Night | 29°F | Mostly Cloudy | 0 to 5 mph W | 3% |
| Monday | 48°F | Mostly Sunny | 5 mph SW | 3% |
| Monday Night | 30°F | Partly Cloudy | 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Tower (47.816, -92.275). Updated through the day.
Growing snapshot for Tower
Growing season
89 days
Hardiness zone
3a
More local growing data for Tower: nearby ZIP 55782 weather · frost dates · planting calendar · Minnesota frost dates
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Climate data from the nearest NOAA station, Tower 2S, Mn (4.9 mi from Tower). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.