Harman US

Arlington, IN Weather & Growing Conditions

Today
87°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between noon and 3pm, then showers and thunderstorms likely between 3pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 87, with temperatures falling to around 83 in the afternoon. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 87°F Mostly Cloudy then Chance Showers And Thunderstorms 7 mph S 63%
Tonight 68°F Chance Showers And Thunderstorms then Mostly Cloudy 5 mph SSE 28%
Sunday 85°F Mostly Sunny then Chance Showers And Thunderstorms 3 to 7 mph W 32%
Sunday Night 59°F Chance Showers And Thunderstorms 8 to 12 mph NE 54%
Monday 70°F Rain Showers Likely 13 mph ENE 60%
Monday Night 54°F Chance Showers And Thunderstorms 9 to 13 mph NE 55%
Tuesday 70°F Chance Showers And Thunderstorms 9 to 13 mph NE 35%
Tuesday Night 55°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 6 to 13 mph NNE 32%
Wednesday 70°F Slight Chance Rain Showers 8 mph NNE 22%
Wednesday Night 55°F Slight Chance Rain Showers then Mostly Cloudy 5 to 8 mph NNE 18%
Thursday 71°F Mostly Cloudy 5 to 9 mph NNE 6%
Thursday Night 54°F Mostly Cloudy 3 to 9 mph NNE 6%
Friday 72°F Mostly Sunny 5 to 9 mph NNE 4%
Friday Night 52°F Partly Cloudy 5 to 9 mph NE 4%

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

Growing snapshot for Arlington, IN

Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
185 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Rushville, In (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.