Chaska, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chaska, a city in Carver County, Minnesota.
Overnight
63°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy. Low around 63, with temperatures rising to around 66 overnight. Northwest wind around 15 mph. Chance of precipitation is 40%.
7-day forecast for Chaska
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Chance Showers And Thunderstorms | 15 mph NW | 38% |
| Tuesday | 74°F | Slight Chance Showers And Thunderstorms then Patchy Smoke | 10 mph NW | 24% |
| Tuesday Night | 55°F | Patchy Smoke then Partly Cloudy | 0 to 10 mph WNW | 3% |
| Wednesday | 75°F | Sunny | 0 to 5 mph WSW | 0% |
| Wednesday Night | 57°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 79°F | Sunny | 5 to 15 mph SSW | 1% |
| Thursday Night | 63°F | Mostly Clear | 10 mph SSW | 3% |
| Friday | 82°F | Sunny | 10 mph SSW | 9% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 20% |
| Saturday | 82°F | Slight Chance Rain Showers then Sunny | 5 to 10 mph SSW | 15% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 48% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 48% |
| Sunday Night | 65°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph NNE | 17% |
| Monday | 80°F | Slight Chance Showers And Thunderstorms | 5 mph ENE | 21% |
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 Aug 4, 2026.