Chain-O-Lakes, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chain-O-Lakes, a community in St. Joseph County, Indiana.
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. South wind around 5 mph.
7-day forecast for Chain-O-Lakes
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 5 mph S | 0% |
| Tonight | 61°F | Mostly Clear | 5 mph S | 0% |
| Wednesday | 82°F | Slight Chance Rain Showers | 5 mph SW | 21% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph S | 84% |
| Thursday | 78°F | Showers And Thunderstorms | 0 to 5 mph SW | 84% |
| Thursday Night | 61°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 64% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SW | 11% |
| Friday Night | 61°F | Mostly Clear | 0 to 5 mph SW | 11% |
| Saturday | 82°F | Mostly Sunny | 0 to 5 mph SW | 12% |
| Saturday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 24% |
| Sunday | 84°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 24% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 15 mph SW | 40% |
| Monday | 84°F | Chance Rain Showers | 5 to 10 mph SW | 40% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
Forecast source: National Weather Service (api.weather.gov) for Chain-O-Lakes (41.707, -86.388). Updated through the day.
Growing snapshot for Chain-O-Lakes
Last spring frost
May 1
First fall frost
Oct 19
Growing season
170 days
Hardiness zone
6a
More local growing data for Chain-O-Lakes: nearby ZIP 46619 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Ardmore
Gilmer Park
Granger
Indian Village
Lakeville
Mishawaka
New Carlisle
North Liberty
Notre Dame
Osceola
Roseland
South Bend
Wyatt
Climate data from the nearest NOAA station, South Bend Michiana Rgnl Ap, In (3.7 mi from Chain-O-Lakes). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.