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Washington, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Washington, a city in Daviess County, Indiana.

Today
95°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A chance of rain showers between 2pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny. High near 95, with temperatures falling to around 92 in the afternoon. South southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Washington

WhenTempForecastWindPrecip
Today 95°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 mph SSW 26%
Tonight 72°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 mph SSE 17%
Sunday 93°F Mostly Sunny 6 mph W 7%
Sunday Night 66°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 7 mph NNE 40%
Monday 80°F Showers And Thunderstorms Likely 6 to 9 mph NE 58%
Monday Night 59°F Showers And Thunderstorms Likely 6 to 12 mph NE 58%
Tuesday 74°F Chance Showers And Thunderstorms 6 to 9 mph NNE 27%
Tuesday Night 56°F Chance Showers And Thunderstorms 3 to 9 mph NNE 27%
Wednesday 74°F Partly Sunny 3 to 8 mph N 7%
Wednesday Night 56°F Partly Cloudy 2 to 8 mph N 6%
Thursday 74°F Mostly Sunny 2 to 7 mph N 4%
Thursday Night 57°F Partly Cloudy 2 to 7 mph NNE 4%
Friday 75°F Mostly Sunny 2 to 8 mph NNE 2%
Friday Night 55°F Mostly Clear 3 to 8 mph NE 2%

Forecast source: National Weather Service (api.weather.gov) for Washington (38.658, -87.160). Updated through the day.

Growing snapshot for Washington

Last spring frost
Apr 10
First fall frost
Oct 25
Growing season
197 days
Hardiness zone
6b

More local growing data for Washington: nearby ZIP 47501 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Washington 1 W, In (1.6 mi from Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.