Perth UV index in January
Typical ultraviolet levels for Perth during January, from the past year of data.
Extreme
Perth
Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
12.5
UV Index
January average UTC
Low
Moderate
High
Very High
Extreme
January UV
12.5383
Risk level
Extreme
Yearly peak
12.5383
Peak month
January
Perth UV index — monthly trend
Average UV index by month over the past year, with January highlighted.
Visiting Perth in January?
In January, Perth's typical UV index is about 12.5383 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, Perth sees the strongest UV in Winter, peaking around 12.5383 in January. Plan sun protection accordingly.
