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Alamo, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Alamo, a town in Montgomery County, Indiana.

This Afternoon
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely between 1pm and 5pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 85. West southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Alamo

WhenTempForecastWindPrecip
This Afternoon 85°F Chance Showers And Thunderstorms 7 mph WSW 56%
Tonight 68°F Mostly Cloudy 5 mph S 13%
Sunday 82°F Chance Showers And Thunderstorms 3 to 8 mph NNW 57%
Sunday Night 58°F Showers And Thunderstorms Likely 13 mph NE 63%
Monday 68°F Showers And Thunderstorms Likely 15 mph ENE 64%
Monday Night 53°F Chance Rain Showers 10 to 14 mph NE 52%
Tuesday 67°F Chance Showers And Thunderstorms 14 mph NE 34%
Tuesday Night 53°F Chance Showers And Thunderstorms 6 to 14 mph NNE 34%
Wednesday 68°F Mostly Cloudy 7 to 10 mph NNE 9%
Wednesday Night 54°F Mostly Cloudy 5 to 10 mph NNE 6%
Thursday 70°F Partly Sunny 5 to 9 mph NNE 3%
Thursday Night 54°F Partly Cloudy 3 to 9 mph NNE 3%
Friday 73°F Mostly Sunny 5 to 10 mph NNE 1%
Friday Night 53°F Partly Cloudy 3 to 9 mph NE 1%

Forecast source: National Weather Service (api.weather.gov) for Alamo (39.983, -87.055). Updated through the day.

Growing snapshot for Alamo

Last spring frost
Apr 27
First fall frost
Oct 12
Growing season
167 days

More local growing data for Alamo: nearby ZIP 47916 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Crawfordsville 6 Se, In (13.5 mi from Alamo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.