Peru, IN Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Peru Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Chance of Showers | Chance of Showers | Partly Cloudy | Clearing | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear |
| Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C |
| POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 558 AM EDT Wed Sep 23 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: 617 AM EDT Wed Sep 23 2026
Key Messages
- Extended stretch of seasonably cool conditions will persist through the weekend before temperatures warm into the 70s between early and midweek next week.
- Some pockets of light rain and drizzle possible (20-40%) mainly south of US-24 today with totals struggling to reach 0.25".
- Dry Thursday through this weekend.
- There is a Moderate Swim Risk through this evening for northern La Porte County.
Discussion
... Issued at 239 AM EDT Wed Sep 23 2026
As the upper low overhead slowly slides sout...
Weather World