Luxembourg UV index in September
Typical ultraviolet levels for Luxembourg during September, from the past year of data.
Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
September average
Luxembourg UV index — monthly trend
Average UV index by month over the past year, with September highlighted.
Visiting Luxembourg in September?
In September, Luxembourg's typical UV index is about 5.5005 — a moderate risk level. Moderate UV. Protect your skin during midday hours; wearing a hat and applying sunscreen is advisable.
Across the year, Luxembourg sees the strongest UV in Summer, peaking around 8.7409 in July. Plan sun protection accordingly.