Montgomery, IN Weather & Growing Conditions
This Afternoon
96°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny. High near 96, with temperatures falling to around 93 in the afternoon. Heat index values as high as 101. West southwest wind around 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Slight Chance Showers And Thunderstorms | 6 mph WSW | 22% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 3 mph SSW | 15% |
| Sunday | 93°F | Mostly Sunny | 3 to 7 mph WSW | 4% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 6 mph N | 47% |
| Monday | 82°F | Chance Showers And Thunderstorms | 7 mph NE | 50% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 5 to 9 mph NE | 49% |
| Tuesday | 75°F | Chance Showers And Thunderstorms | 5 to 8 mph NE | 31% |
| Tuesday Night | 58°F | Slight Chance Showers And Thunderstorms | 2 to 8 mph NNE | 19% |
| Wednesday | 74°F | Partly Sunny | 3 to 7 mph N | 13% |
| Wednesday Night | 57°F | Partly Cloudy | 2 to 7 mph N | 6% |
| Thursday | 75°F | Partly Sunny | 1 to 6 mph N | 4% |
| Thursday Night | 57°F | Partly Cloudy | 1 to 6 mph NNE | 4% |
| Friday | 77°F | Partly Sunny | 2 to 7 mph NNE | 2% |
| Friday Night | 55°F | Partly Cloudy | 2 to 7 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Montgomery, IN
Last spring frost
Apr 10
First fall frost
Oct 25
Growing season
197 days
Hardiness zone
6b
Explore more for Montgomery, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Washington 1 W, In (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.