Miami UV index in September
Typical ultraviolet levels for Miami during September, from the past year of data.
Very High
Miami
Very high UV. Limit sun exposure, especially during midday; protective clothing, sunscreen, and a hat are essential.
10.3
UV Index
September average
Low
Moderate
High
Very High
Extreme
September UV
10.3399
Risk level
Very High
Yearly peak
11.733
Peak month
July
Miami UV index — monthly trend
Average UV index by month over the past year, with September highlighted.
Visiting Miami in September?
In September, Miami's typical UV index is about 10.3399 — 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, Miami sees the strongest UV in Summer, peaking around 11.733 in July. Plan sun protection accordingly.
