Zimmerman, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Zimmerman, a city in Sherburne County, Minnesota.
This Afternoon
60°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a high near 60. East wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Zimmerman
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 60°F | Showers And Thunderstorms | 10 to 15 mph E | 82% |
| Tonight | 54°F | Rain Showers | 10 to 15 mph E | 87% |
| Saturday | 64°F | Chance Rain Showers then Chance Drizzle | 10 mph NE | 46% |
| Saturday Night | 51°F | Partly Cloudy | 5 to 10 mph NE | 1% |
| Sunday | 68°F | Partly Sunny | 10 to 15 mph NE | 0% |
| Sunday Night | 47°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Monday | 64°F | Mostly Cloudy | 5 to 10 mph ENE | 6% |
| Monday Night | 43°F | Mostly Cloudy | 5 mph ENE | 6% |
| Tuesday | 65°F | Mostly Sunny | 5 to 10 mph E | 2% |
| Tuesday Night | 43°F | Mostly Clear | 0 to 5 mph ESE | 1% |
| Wednesday | 67°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 47°F | Partly Cloudy | 0 to 5 mph SSE | 10% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph S | 14% |
| Thursday Night | 50°F | Partly Cloudy | 0 to 5 mph SSE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Zimmerman (45.441, -93.596). Updated through the day.
Growing snapshot for Zimmerman
Last spring frost
May 7
First fall frost
Sep 28
Growing season
144 days
Hardiness zone
4b
More local growing data for Zimmerman: nearby ZIP 55398 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Santiago 3 E, Mn (10.1 mi from Zimmerman). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.