Baltimore UV index in December
Typical ultraviolet levels for Baltimore during December, from the past year of data.
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
December average
Baltimore UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Baltimore in December?
In December, Baltimore's typical UV index is about 1.5995 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Baltimore sees the strongest UV in Summer, peaking around 9.2773 in July. Plan sun protection accordingly.