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Illustration showing rats active in a home attic at night, highlighting the circadian rhythms of attic rodents and the peak nighttime hours when rats are most active.

What Time of Night Are Rats Most Active in Attics?

TL;DR Rats are nocturnal and are most active in attics late at night, especially between midnight and 2 AM, when homes are quiet and dark. Hearing consistent scratching, thumping, or gnawing during these hours usually means rats are nesting in your attic, not just passing through. Ongoing nighttime noise often signals an established rodent problem […]