Port Louis UV index in September
Typical ultraviolet levels for Port Louis during September, from the past year of data.
Very High
Port Louis
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
10.5365
Risk level
Very High
Yearly peak
14.8605
Peak month
December
Port Louis UV index — monthly trend
Average UV index by month over the past year, with September highlighted.
Visiting Port Louis in September?
In September, Port Louis's typical UV index is about 10.5365 — 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, Port Louis sees the strongest UV in Winter, peaking around 14.8605 in December. Plan sun protection accordingly.
