Martinsville, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Martinsville, a city in Morgan County, Indiana.
Tonight
67°F
Partly Cloudy
Partly cloudy, with a low around 67. East wind 2 to 6 mph.
7-day forecast for Martinsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 67°F | Partly Cloudy | 2 to 6 mph E | 12% |
| Saturday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SSE | 41% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 6 mph S | 41% |
| Sunday | 89°F | Slight Chance Showers And Thunderstorms | 6 mph WSW | 23% |
| Sunday Night | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 10 mph NNE | 51% |
| Monday | 76°F | Showers And Thunderstorms Likely | 10 mph NE | 60% |
| Monday Night | 58°F | Showers And Thunderstorms Likely | 9 to 14 mph NE | 56% |
| Tuesday | 72°F | Chance Showers And Thunderstorms | 10 mph NE | 44% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 13 mph NNE | 36% |
| Wednesday | 71°F | Mostly Cloudy | 5 to 8 mph NNE | 6% |
| Wednesday Night | 56°F | Mostly Cloudy | 3 to 8 mph N | 6% |
| Thursday | 73°F | Partly Sunny | 3 to 7 mph N | 5% |
| Thursday Night | 56°F | Mostly Cloudy | 3 to 7 mph NNE | 5% |
| Friday | 74°F | Mostly Sunny | 3 to 8 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Martinsville (39.415, -86.432). Updated through the day.
Growing snapshot for Martinsville
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
6a
More local growing data for Martinsville: nearby ZIP 46151 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Bethany
Brooklyn
Browns Crossing
Centerton
Eminence
Foxcliff Estates
Monrovia
Mooresville
Painted Hills
Paragon
Stilesville
Climate data from the nearest NOAA station, Martinsville 2 Sw, In (4.3 mi from Martinsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.