Fort Branch, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Branch, a town in Gibson County, Indiana.
This Afternoon
70°F
Partly Sunny
Partly sunny. High near 70, with temperatures falling to around 61 in the afternoon. West wind around 6 mph.
7-day forecast for Fort Branch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Partly Sunny | 6 mph W | 0% |
| Tonight | 47°F | Partly Cloudy | 2 to 7 mph WSW | 0% |
| Thursday | 64°F | Sunny | 5 to 10 mph WSW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 3 mph WNW | 1% |
| Friday | 57°F | Partly Sunny | 3 to 12 mph NNW | 1% |
| Friday Night | 35°F | Mostly Clear | 2 to 9 mph N | 0% |
| Saturday | 54°F | Sunny | 2 to 6 mph N | 0% |
| Saturday Night | 32°F | Mostly Clear | 2 mph N | 0% |
| Sunday | 58°F | Sunny | 0 to 6 mph NW | 0% |
| Sunday Night | 34°F | Mostly Clear | 2 mph NW | 0% |
| Monday | 62°F | Sunny | 0 to 5 mph SSW | 0% |
| Monday Night | 38°F | Clear | 2 mph SW | 0% |
| Tuesday | 64°F | Sunny | 1 to 5 mph WSW | 1% |
| Tuesday Night | 40°F | Mostly Clear | 1 mph NW | 2% |
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 Nov 5, 2026.