Harman US

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

WhenTempForecastWindPrecip
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.