Sao Paulo UV index in September
Typical ultraviolet levels for Sao Paulo during September, from the past year of data.
Very High
Sao Paulo
Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
10.5
UV Index
September average UTC
Low
Moderate
High
Very High
Extreme
September UV
10.4534
Risk level
Very High
Yearly peak
15.9742
Peak month
January
Sao Paulo UV index — monthly trend
Average UV index by month over the past year, with September highlighted.
Visiting Sao Paulo in September?
In September, Sao Paulo's typical UV index is about 10.4534 — a very high risk level. Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
Across the year, Sao Paulo sees the strongest UV in Winter, peaking around 15.9742 in January. Plan sun protection accordingly.
