Stillwater, MN Weather & Growing Conditions
Tonight
51°F
Rain
Rain and patchy fog before 3am, then rain and a slight chance of thunderstorms. Cloudy, with a low around 51. North northeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Rain | 5 to 10 mph NNE | 95% |
| Wednesday | 56°F | Rain | 5 to 10 mph NNE | 85% |
| Wednesday Night | 44°F | Light Rain Likely | 10 to 15 mph NNW | 74% |
| Thursday | 48°F | Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 51% |
| Thursday Night | 34°F | Mostly Cloudy | 5 to 10 mph NNE | 2% |
| Friday | 46°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Friday Night | 30°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph WSW | 1% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph WSW | 7% |
| Sunday | 55°F | Mostly Sunny | 5 to 10 mph W | 10% |
| Sunday Night | 37°F | Partly Cloudy | 5 mph SSW | 1% |
| Monday | 57°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 1% |
| Tuesday | 54°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Stillwater, MN
Last spring frost
Apr 30
First fall frost
Oct 11
Growing season
163 days
Hardiness zone
4b
Explore more for Stillwater, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Stillwater 2Sw, Mn (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.