Harman US

Westport, IN Weather & Growing Conditions

This Afternoon
91°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Sunny, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 91°F Scattered Showers And Thunderstorms 5 mph SW 41%
Tonight 72°F Scattered Showers And Thunderstorms then Partly Cloudy 5 mph S 45%
Sunday 93°F Mostly Sunny 7 mph SW 7%
Sunday Night 66°F Scattered Showers And Thunderstorms 6 mph NE 29%
Monday 81°F Scattered Showers And Thunderstorms 8 mph NE 46%
Monday Night 60°F Scattered Showers And Thunderstorms 5 to 9 mph NE 46%
Tuesday 76°F Scattered Showers And Thunderstorms 7 mph NE 43%
Tuesday Night 59°F Chance Showers And Thunderstorms 3 to 9 mph NE 36%
Wednesday 73°F Chance Showers And Thunderstorms 6 mph N 41%
Wednesday Night 58°F Chance Showers And Thunderstorms then Mostly Cloudy 2 to 6 mph N 33%
Thursday 73°F Partly Sunny 2 to 6 mph N 10%
Thursday Night 57°F Mostly Cloudy 2 to 6 mph N 10%
Friday 75°F Partly Sunny 2 to 7 mph N 5%
Friday Night 54°F Partly Cloudy 2 to 7 mph NE 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Westport, IN

Last spring frost
Apr 11
First fall frost
Oct 31
Growing season
201 days
Hardiness zone
7a

Explore more for Westport, IN: full frost dates · planting calendar · Indiana frost dates

Climate data from the nearest NOAA station, Madison Sewage Plt, In (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.