Washington, IN Weather & Growing Conditions
Tonight
47°F
Mostly Cloudy
Mostly cloudy, with a low around 47. Southwest wind 1 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Mostly Cloudy | 1 to 8 mph SW | 5% |
| Thursday | 64°F | Sunny | 3 to 10 mph SW | 0% |
| Thursday Night | 43°F | Mostly Cloudy | 1 to 5 mph W | 5% |
| Friday | 56°F | Mostly Cloudy | 2 to 10 mph NW | 2% |
| Friday Night | 34°F | Mostly Clear | 2 to 7 mph NNW | 0% |
| Saturday | 54°F | Sunny | 2 to 6 mph NNW | 0% |
| Saturday Night | 31°F | Mostly Clear | 2 mph N | 0% |
| Sunday | 58°F | Sunny | 0 to 5 mph NW | 0% |
| Sunday Night | 33°F | Mostly Clear | 2 mph WNW | 0% |
| Monday | 62°F | Sunny | 0 to 3 mph SW | 0% |
| Monday Night | 36°F | Clear | 2 mph SW | 0% |
| Tuesday | 64°F | Sunny | 1 to 5 mph W | 1% |
| Tuesday Night | 38°F | Mostly Clear | 2 mph NW | 2% |
| Veterans Day | 65°F | Sunny | 0 to 3 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Washington, IN
Last spring frost
Apr 10
First fall frost
Oct 25
Growing season
197 days
Hardiness zone
6b
Explore more for Washington, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Washington 1 W, In (1.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.