Louisville UV index in October
Typical ultraviolet levels for Louisville during October, from the past year of data.
Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
October average
Louisville UV index — monthly trend
Average UV index by month over the past year, with October highlighted.
Visiting Louisville in October?
In October, Louisville's typical UV index is about 5.325 — a moderate risk level. Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
Across the year, Louisville sees the strongest UV in Summer, peaking around 10.2785 in July. Plan sun protection accordingly.