Will I be cold?
Will I be cold in Lucerne in September?
Verdict
Maybe — Chilly at times.
Lows near 49°F — cool mornings and evenings, comfortable afternoons.
Day vs. night
Day
65°F
Comfortable
A T-shirt and a light overshirt is enough.
Night
49°F
Cool
You'll want a warm layer after sunset — not a heavy coat.
Why
Lucerne in September averages highs of 65°F, lows of 49°F, 10 rainy days.
Layering wins here. A packable puffer plus a base layer handles the cool end without overheating in the middle of the day.
See a full outfit plan for chilly evenings →
Lucerne in September outfit ideas from ForecastStyle.
Nearby months
Packing pointers
Best shoes
Boots & insulated picks for Lucerne in September →