Hartland, MN Weather & Growing Conditions
Overnight
59°F
Chance Rain
A chance of rain before 5am, then patchy fog and a slight chance of rain. Cloudy, with a low around 59. East wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Chance Rain | 10 mph E | 45% |
| Saturday | 63°F | Chance Light Rain then Chance Drizzle | 5 to 10 mph NE | 37% |
| Saturday Night | 56°F | Cloudy | 10 mph NNE | 12% |
| Sunday | 66°F | Mostly Cloudy | 10 to 15 mph NE | 4% |
| Sunday Night | 50°F | Mostly Cloudy | 10 mph ENE | 12% |
| Monday | 61°F | Slight Chance Rain Showers | 10 mph ENE | 20% |
| Monday Night | 45°F | Mostly Cloudy | 5 to 10 mph ENE | 13% |
| Tuesday | 61°F | Mostly Sunny | 5 to 10 mph E | 5% |
| Tuesday Night | 42°F | Mostly Clear | 5 mph ESE | 1% |
| Wednesday | 64°F | Sunny | 5 mph SE | 2% |
| Wednesday Night | 47°F | Mostly Clear | 0 to 5 mph SE | 9% |
| Thursday | 65°F | Mostly Sunny | 5 mph SE | 12% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph SE | 7% |
| Friday | 68°F | Mostly Sunny | 5 mph SE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartland, MN
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
Explore more for Hartland, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Wells, Mn (13.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.