Ostrander, MN Weather & Growing Conditions
Tonight
60°F
Showers And Thunderstorms then Showers And Thunderstorms Likely
Showers and thunderstorms before 10pm, then showers and thunderstorms likely between 10pm and 1am, then showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 60. East wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between 2 and 3 inches possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 16 mph E | 82% |
| Saturday | 69°F | Showers And Thunderstorms Likely | 10 mph NE | 70% |
| Saturday Night | 56°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 42% |
| Sunday | 64°F | Mostly Cloudy | 16 mph NE | 11% |
| Sunday Night | 50°F | Mostly Cloudy | 13 mph E | 9% |
| Monday | 60°F | Chance Rain Showers | 13 mph E | 39% |
| Monday Night | 45°F | Chance Rain Showers | 8 to 12 mph NE | 39% |
| Tuesday | 59°F | Partly Sunny | 9 mph E | 14% |
| Tuesday Night | 44°F | Partly Cloudy | 7 mph E | 4% |
| Wednesday | 62°F | Sunny | 6 mph E | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 5 mph SE | 5% |
| Thursday | 65°F | Mostly Sunny | 5 mph S | 12% |
| Thursday Night | 52°F | Partly Cloudy | 3 mph S | 8% |
| Friday | 67°F | Mostly Sunny | 3 to 7 mph SE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ostrander, MN
Last spring frost
May 6
First fall frost
Oct 1
Growing season
146 days
Hardiness zone
4b
Explore more for Ostrander, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Grand Meadow, Mn (8.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.