Will I be hot?
Will I be hot in Lima in October?
Verdict
No — No, comfortable.
Highs cap at 70°F — no heat-management gear needed.
Day vs. night
Day
70°F
Comfortable
A T-shirt and a light overshirt is enough.
Night
61°F
Comfortable
Comfortable outside without an extra layer.
Why
Lima in October averages highs of 70°F, lows of 61°F, 1 rainy days.
Temperature is comfortable across the day; pack for style and weather resistance, not heat management.