Fort Branch, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Branch, a town in Gibson County, Indiana.
Today
85°F
Sunny
Sunny. High near 85, with temperatures falling to around 83 in the afternoon. East northeast wind around 3 mph.
7-day forecast for Fort Branch
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 3 mph ENE | 0% |
| Tonight | 65°F | Clear | 2 mph NE | 0% |
| Wednesday | 87°F | Sunny | 2 mph W | 0% |
| Wednesday Night | 69°F | Mostly Clear | 2 mph SSE | 2% |
| Thursday | 87°F | Partly Sunny | 2 to 6 mph SSW | 13% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 5 mph S | 53% |
| Friday | 86°F | Chance Showers And Thunderstorms | 2 to 6 mph SSW | 53% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph SSW | 36% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 5 mph SSW | 36% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SSW | 26% |
| Sunday | 89°F | Mostly Sunny | 3 to 7 mph SSW | 11% |
| Sunday Night | 72°F | Mostly Clear | 6 mph SSW | 11% |
| Monday | 90°F | Sunny | 5 to 8 mph SSW | 9% |
| Monday Night | 74°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 6 mph SSW | 15% |
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 Aug 4, 2026.