Jasper, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jasper, a city in Rock County, Minnesota.
Tonight
59°F
Areas Of Fog
Areas of fog before 1am, then areas of fog and a slight chance of rain showers. Cloudy. Low around 59, with temperatures rising to around 62 overnight. Northeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Jasper
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Areas Of Fog | 5 mph NE | 21% |
| Saturday | 65°F | Areas Of Fog then Cloudy | 10 mph NNE | 12% |
| Saturday Night | 54°F | Mostly Cloudy | 10 mph NNE | 2% |
| Sunday | 63°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Sunday Night | 51°F | Chance Rain Showers | 10 mph ENE | 46% |
| Monday | 60°F | Chance Rain Showers | 10 mph ENE | 47% |
| Monday Night | 46°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 23% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph ESE | 4% |
| Tuesday Night | 46°F | Partly Cloudy | 5 mph SE | 1% |
| Wednesday | 66°F | Mostly Sunny | 5 to 10 mph SSE | 9% |
| Wednesday Night | 50°F | Chance Rain Showers | 5 to 10 mph SSE | 30% |
| Thursday | 68°F | Chance Rain Showers | 5 to 10 mph SSE | 30% |
| Thursday Night | 53°F | Mostly Cloudy | 5 mph SSE | 13% |
| Friday | 69°F | Partly Sunny | 5 to 10 mph SE | 13% |
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 Sep 19, 2026.