Fort Branch, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Branch, a town in Gibson County, Indiana.
Overnight
72°F
Mostly Clear
Mostly clear, with a low around 72. South southeast wind around 3 mph.
7-day forecast for Fort Branch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Mostly Clear | 3 mph SSE | 2% |
| Saturday | 98°F | Sunny | 3 to 7 mph SW | 11% |
| Saturday Night | 73°F | Partly Cloudy | 5 mph SSW | 7% |
| Sunday | 96°F | Mostly Sunny | 3 to 8 mph WSW | 5% |
| Sunday Night | 68°F | Partly Cloudy then Chance Showers And Thunderstorms | 7 mph NNE | 38% |
| Monday | 84°F | Showers And Thunderstorms Likely | 6 to 10 mph NE | 59% |
| Monday Night | 61°F | Showers And Thunderstorms Likely | 7 to 13 mph NNE | 59% |
| Tuesday | 76°F | Chance Showers And Thunderstorms | 7 to 12 mph NNE | 29% |
| Tuesday Night | 58°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 12 mph N | 15% |
| Wednesday | 76°F | Mostly Sunny | 5 to 10 mph N | 5% |
| Wednesday Night | 56°F | Partly Cloudy | 3 to 10 mph N | 3% |
| Thursday | 76°F | Mostly Sunny | 3 to 9 mph N | 3% |
| Thursday Night | 58°F | Partly Cloudy | 3 to 8 mph NNE | 3% |
| Friday | 77°F | Mostly Sunny | 3 to 9 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Fort Branch (38.246, -87.573). Updated through the day.
Growing snapshot for Fort Branch
Last spring frost
Apr 13
First fall frost
Oct 25
Growing season
194 days
Hardiness zone
7a
More local growing data for Fort Branch: nearby ZIP 47648 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Buckskin
Cynthiana
Decker
Francisco
Griffin
Haubstadt
Hazleton
Johnson
Mackey
Oakland City
Owensville
Patoka
Princeton
Somerville
Climate data from the nearest NOAA station, Princeton 1 W, In (7.8 mi from Fort Branch). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.