Matsuyama UV index in December
Typical ultraviolet levels for Matsuyama 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
Matsuyama UV index — monthly trend
Average UV index by month over the past year, with December highlighted.
Visiting Matsuyama in December?
In December, Matsuyama's typical UV index is about 2.5277 — a low risk level. Low UV. You can safely enjoy being outside; the sun's rays are not very strong.
Across the year, Matsuyama sees the strongest UV in Summer, peaking around 10.4201 in July. Plan sun protection accordingly.