Chaska, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chaska, a city in Carver County, Minnesota.
Tonight
42°F
Light Rain
Rain before 4am. Cloudy. Low around 42, with temperatures rising to around 45 overnight. Northwest wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Chaska
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Light Rain | 5 to 15 mph NW | 91% |
| Thursday | 46°F | Cloudy | 10 to 15 mph N | 5% |
| Thursday Night | 31°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 46°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 28°F | Partly Cloudy then Patchy Fog | 0 mph | 0% |
| Saturday | 50°F | Patchy Fog then Mostly Sunny | 0 to 5 mph SSW | 0% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph WSW | 1% |
| Sunday | 55°F | Sunny | 5 mph WSW | 1% |
| Sunday Night | 37°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 62°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 55°F | Mostly Sunny | 5 mph WNW | 1% |
| Tuesday Night | 37°F | Partly Cloudy | 0 to 5 mph WNW | 0% |
| Veterans Day | 56°F | Mostly Sunny | 0 to 5 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Chaska (44.816, -93.610). Updated through the day.
Growing snapshot for Chaska
Last spring frost
May 5
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
4b
More local growing data for Chaska: nearby ZIP 55318 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Carver
Chanhassen
Cologne
Hamburg
Mayer
New Germany
Norwood Young America
Victoria
Waconia
Watertown
Climate data from the nearest NOAA station, Chaska 2Nw, Mn (0.3 mi from Chaska). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.