Peru, IN Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Peru Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Mostly Cloudy | Partly Cloudy | Sunny | Mostly Clear | Mostly Sunny | Clear | Sunny | Clear | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm |
| Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C |
| POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 227 PM EDT Fri Sep 25 2026 

Peru Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Peru Weather Map
Peru Quick Facts
Peru Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 130 PM EDT Fri Sep 25 2026
Key Messages
- This weekend, cool, crisp mornings give way to afternoon temperatures in the low-to-mid 70s.
- Dry conditions persist until early Wednesday morning.
Discussion
... Issued at 126 PM EDT Fri Sep 25 2026
High pressure from Quebec through the western Great Lakes continues to promote fall-like conditions this afternoon, while plenty of clouds stream in broad low pressure over the Central Plains. Light radar returns have failed to reach the ground due to significant dry air below 16,000 feet.
No...
Weather World