Cool
Average highs are around 12°C, so pack for cooler days.
September verdict
Poor for holiday weather
Average highs are around 12°C, so pack for cooler days. Sunshine averages 5.8h per day, enough for a balanced month. Rainfall averages 97mm, so some wet days are possible.

Monthly averages
Temp
12°C
Rain
97mm
Sun
5.8h
Weather score
28
Poor
Cool
Average highs are around 12°C, so pack for cooler days.
Showers
Rainfall averages 97mm, so some wet days are possible.
Some sun
Sunshine averages 5.8h per day, enough for a balanced month.
Map
Compare Lech am Arlberg, Austria with nearby places by weather score, rain, sun, temperature, and swim conditions.
September12°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September97mm average rain
September sits near Lech am Arlberg's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September5.8 hours average sun
September is brighter than Lech am Arlberg's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to September
This stretch has the strongest sunshine in the monthly averages.
September28 weather score
September is close to Lech am Arlberg's usual weather score, with limited month-to-month change.
Best weather monthsAll year
The weather score stays consistently strong through the year.