South Bend, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Bend, a city in St. Joseph County, Indiana.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South wind 0 to 5 mph.
7-day forecast for South Bend
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Tonight | 62°F | Mostly Clear | 0 to 5 mph S | 0% |
| Wednesday | 84°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph SW | 18% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph W | 82% |
| Thursday | 80°F | Showers And Thunderstorms | 0 to 5 mph SW | 82% |
| Thursday Night | 63°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 67% |
| Friday | 82°F | Mostly Sunny | 0 to 5 mph W | 14% |
| Friday Night | 63°F | Partly Cloudy | 0 to 5 mph W | 14% |
| Saturday | 84°F | Mostly Sunny | 0 to 5 mph SW | 12% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 24% |
| Sunday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 24% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 15 mph SW | 40% |
| Monday | 86°F | Chance Rain Showers | 5 to 10 mph SW | 40% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 46% |
Forecast source: National Weather Service (api.weather.gov) for South Bend (41.677, -86.269). Updated through the day.
Growing snapshot for South Bend
Last spring frost
Apr 23
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
6a
More local growing data for South Bend: nearby ZIP 46601 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Ardmore
Chain-O-Lakes
Gilmer Park
Granger
Indian Village
Lakeville
Mishawaka
New Carlisle
North Liberty
Notre Dame
Osceola
Roseland
Wyatt
Climate data from the nearest NOAA station, S Bend, In (2.1 mi from South Bend). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.