Charlestown, IN Weather & Growing Conditions
Today
93°F
Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Sunny, with a high near 93. Heat index values as high as 101. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Sunny then Chance Showers And Thunderstorms | 6 mph SW | 39% |
| Tonight | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SE | 33% |
| Sunday | 93°F | Mostly Sunny | 7 mph SW | 2% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 9 mph N | 22% |
| Monday | 81°F | Chance Showers And Thunderstorms | 8 mph NE | 49% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 49% |
| Tuesday | 75°F | Chance Rain Showers | 8 mph NE | 26% |
| Tuesday Night | 58°F | Chance Showers And Thunderstorms | 5 to 12 mph N | 35% |
| Wednesday | 74°F | Chance Rain Showers | 7 mph N | 35% |
| Wednesday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 9 mph N | 21% |
| Thursday | 74°F | Mostly Sunny | 5 to 8 mph N | 10% |
| Thursday Night | 57°F | Partly Cloudy | 5 to 8 mph N | 10% |
| Friday | 74°F | Mostly Sunny | 5 to 8 mph NE | 5% |
| Friday Night | 55°F | Partly Cloudy | 5 to 8 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Charlestown, IN
Last spring frost
Apr 12
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
7a
Explore more for Charlestown, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Crestwood 4Ne, Ky (13.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.