Harman US

Brooklyn, IN Weather & Growing Conditions

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

Today
89°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then a chance of showers and thunderstorms. Partly sunny. High near 89, with temperatures falling to around 86 in the afternoon. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Brooklyn

WhenTempForecastWindPrecip
Today 89°F Slight Chance Showers And Thunderstorms 7 mph S 61%
Tonight 70°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 6 mph S 23%
Sunday 86°F Mostly Sunny then Slight Chance Showers And Thunderstorms 3 to 7 mph W 26%
Sunday Night 61°F Chance Showers And Thunderstorms 9 to 13 mph NE 53%
Monday 72°F Rain Showers Likely 12 mph ENE 64%
Monday Night 56°F Chance Showers And Thunderstorms 10 to 15 mph NE 63%
Tuesday 70°F Chance Showers And Thunderstorms 12 mph NE 40%
Tuesday Night 56°F Chance Showers And Thunderstorms 6 to 14 mph NNE 34%
Wednesday 70°F Mostly Cloudy 6 to 9 mph NNE 12%
Wednesday Night 56°F Mostly Cloudy 5 to 9 mph N 9%
Thursday 72°F Partly Sunny 5 to 9 mph N 5%
Thursday Night 56°F Mostly Cloudy 5 to 9 mph NNE 5%
Friday 73°F Mostly Sunny 5 to 9 mph NNE 2%
Friday Night 54°F Partly Cloudy 5 to 9 mph NE 2%

Forecast source: National Weather Service (api.weather.gov) for Brooklyn (39.545, -86.370). Updated through the day.

Growing snapshot for Brooklyn

Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
6a

More local growing data for Brooklyn: nearby ZIP 46111 weather · frost dates · planting calendar · Indiana frost dates

Nearby towns & communities

All Indiana locations ›

Climate data from the nearest NOAA station, Martinsville 2 Sw, In (10.6 mi from Brooklyn). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.