Yokohama UV index in December
Typical ultraviolet levels for Yokohama during December, from the past year of data.
Low
Yokohama
Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
2.1
UV Index
December average
Low
Moderate
High
Very High
Extreme
December UV
2.1464
Risk level
Low
Yearly peak
9.8652
Peak month
July
Yokohama UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Yokohama in December?
In December, Yokohama's typical UV index is about 2.1464 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Yokohama sees the strongest UV in Summer, peaking around 9.8652 in July. Plan sun protection accordingly.
