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City of Charlestown, INCharlestown, IN Weather Forecast
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| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy |
| Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C | Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 407 AM EDT Mon Oct 19 2026 
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Issued: 652 AM EDT Mon Oct 19 2026
Key Messages
- Patchy frost this morning. Frost Advisory in effect until 9 AM EDT (8 AM CDT).
- High confidence (near 100% chance) in dry weather all week. Ongoing drought conditions, most pronounced over southern Kentucky, will worsen in response.
- Mild, Fall-like weather will continue this week with warm afternoons (upper 60s to mid 70s) followed by crisp mornings (upper 30s to mid 40s).
Discussion
... Issued at 255 AM EDT Mon Oct 19 2026
===== Dry and Sunny Over the Next Week =====
Another very clear m...