Tucson UV index in January
Typical ultraviolet levels for Tucson during January, from the past year of data.
Low
Tucson
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
2.7
UV Index
January average UTC
Low
Moderate
High
Very High
Extreme
January UV
2.6728
Risk level
Low
Yearly peak
11.1867
Peak month
July
Tucson UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Tucson in January?
In January, Tucson's typical UV index is about 2.6728 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Tucson sees the strongest UV in Summer, peaking around 11.1867 in July. Plan sun protection accordingly.