Sacramento UV index in January
Typical ultraviolet levels for Sacramento during January, from the past year of data.
Low
Sacramento
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
1.8
UV Index
January average UTC
Low
Moderate
High
Very High
Extreme
January UV
1.7853
Risk level
Low
Yearly peak
10.6704
Peak month
July
Sacramento UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Sacramento in January?
In January, Sacramento's typical UV index is about 1.7853 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Sacramento sees the strongest UV in Summer, peaking around 10.6704 in July. Plan sun protection accordingly.