I-39 weather conditions near Peru, Illinois
2026-07-25
Roadnow
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7 day weather forecast
Current condition: Overcast 66°F 2026-07-25T01:56:00-05:00 
Overnight 2026-07-25, Slight Chance Showers. Detail...Saturday 2026-07-25, Slight Chance Showers then Mostly Cloudy. Detail...
Saturday Night 2026-07-25, Partly Cloudy. Detail...
Sunday 2026-07-26, Partly Sunny. Detail...
Sunday Night 2026-07-26, Slight Chance T-storms. Detail...
Monday 2026-07-27, Slight Chance T-storms. Detail...- Monday Night 2026-07-27, Slight Chance T-storms. Detail...
Tuesday 2026-07-28, Mostly Sunny. Detail...
Tuesday Night 2026-07-28, Mostly Clear. Detail...
Wednesday 2026-07-29, Sunny. Detail...- Wednesday Night 2026-07-29, Mostly Clear. Detail...
- Thursday 2026-07-30, Sunny. Detail...
- Thursday Night 2026-07-30, Partly Cloudy. Detail...
Friday 2026-07-31, Mostly Sunny then Chance T-storms. Detail...