Jasper, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jasper, a city in Rock County, Minnesota.
Tonight
35°F
Rain Showers then Cloudy
Rain showers before 10pm. Cloudy, with a low around 35. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jasper
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Rain Showers then Cloudy | 15 mph NNW | 100% |
| Thursday | 43°F | Cloudy | 10 to 15 mph N | 0% |
| Thursday Night | 28°F | Cloudy then Patchy Fog | 0 to 10 mph N | 0% |
| Friday | 43°F | Mostly Sunny | 0 mph | 0% |
| Friday Night | 28°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Saturday | 52°F | Mostly Sunny | 5 to 10 mph SSW | 0% |
| Saturday Night | 32°F | Mostly Clear | 0 to 5 mph W | 0% |
| Sunday | 57°F | Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SSW | 0% |
| Monday | 61°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 35°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Tuesday | 55°F | Mostly Sunny | 0 to 5 mph NNW | 0% |
| Tuesday Night | 37°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Veterans Day | 57°F | Mostly Sunny | 0 to 5 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Jasper (43.849, -96.400). Updated through the day.
Growing snapshot for Jasper
Last spring frost
May 4
First fall frost
Oct 2
Growing season
152 days
Hardiness zone
4b
More local growing data for Jasper: nearby ZIP 56144 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Pipestone, Mn (12.5 mi from Jasper). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.