Teresina UV index in September
Typical ultraviolet levels for Teresina during September, from the past year of data.
Extreme
Teresina
Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
14.5
UV Index
September average UTC
Low
Moderate
High
Very High
Extreme
September UV
14.4993
Risk level
Extreme
Yearly peak
15.6552
Peak month
October
Teresina UV index — monthly trend
Average UV index by month over the past year, with September highlighted.
Visiting Teresina in September?
In September, Teresina's typical UV index is about 14.4993 — a extreme risk level. Extreme UV. Avoid sun exposure, seek shade, and use comprehensive protection: clothing, sunscreen, and a hat.
Across the year, Teresina sees the strongest UV in Fall, peaking around 15.6552 in October. Plan sun protection accordingly.
