South Bend, IN Weather & Growing Conditions
This Afternoon
73°F
Slight Chance Showers And Thunderstorms
A chance of rain showers before 5pm, then a slight chance of showers and thunderstorms. Cloudy, with a high near 73. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 32% |
| Tonight | 64°F | Showers And Thunderstorms | 0 to 5 mph SE | 88% |
| Sunday | 72°F | Showers And Thunderstorms | 5 to 10 mph NE | 85% |
| Sunday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 39% |
| Monday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Monday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 28% |
| Tuesday | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 17% |
| Tuesday Night | 50°F | Slight Chance Rain Showers | 10 to 15 mph NE | 17% |
| Wednesday | 66°F | Slight Chance Rain Showers | 10 mph NE | 23% |
| Wednesday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 23% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph NE | 4% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 10 mph NE | 6% |
| Friday | 72°F | Partly Sunny | 0 to 5 mph NE | 6% |
| Friday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Bend, IN
Last spring frost
Apr 23
First fall frost
Oct 23
Growing season
181 days
Hardiness zone
6a
Explore more for South Bend, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, S Bend, In (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.