Mesa UV index in December
Typical ultraviolet levels for Mesa during December, from the past year of data.
Low
Mesa
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
2.5
UV Index
December average
Low
Moderate
High
Very High
Extreme
December UV
2.507
Risk level
Low
Yearly peak
10.317
Peak month
July
Mesa UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Mesa in December?
In December, Mesa's typical UV index is about 2.507 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Mesa sees the strongest UV in Summer, peaking around 10.317 in July. Plan sun protection accordingly.
