Two Harbors, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Two Harbors, a city in Lake County, Minnesota.
This Afternoon
60°F
Mostly Cloudy
Mostly cloudy. High near 60, with temperatures falling to around 56 in the afternoon. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
7-day forecast for Two Harbors
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 60°F | Mostly Cloudy | 10 to 15 mph NE | 13% |
| Tonight | 51°F | Slight Chance Rain Showers then Slight Chance Drizzle | 5 to 10 mph NE | 16% |
| Saturday | 63°F | Slight Chance Drizzle then Partly Sunny | 5 to 10 mph NE | 16% |
| Saturday Night | 51°F | Mostly Cloudy | 0 to 5 mph NE | 2% |
| Sunday | 58°F | Partly Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 47°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday | 61°F | Mostly Sunny | 5 to 15 mph E | 0% |
| Monday Night | 45°F | Partly Cloudy | 5 to 10 mph NE | 0% |
| Tuesday | 61°F | Sunny | 5 to 10 mph E | 0% |
| Tuesday Night | 46°F | Mostly Clear | 0 to 10 mph NE | 0% |
| Wednesday | 63°F | Sunny | 0 to 5 mph E | 1% |
| Wednesday Night | 47°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 66°F | Mostly Sunny | 0 to 5 mph SE | 9% |
| Thursday Night | 50°F | Partly Cloudy | 0 mph | 6% |
Forecast source: National Weather Service (api.weather.gov) for Two Harbors (47.030, -91.676). Updated through the day.
Growing snapshot for Two Harbors
Last spring frost
May 12
First fall frost
Oct 6
Growing season
145 days
Hardiness zone
4b
More local growing data for Two Harbors: nearby ZIP 55609 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Two Harbors, Mn (7.1 mi from Two Harbors). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.