Month-by-month travel weather
Cusco September weather
Cusco, Peru · September
Rain risk can slowly increase later
Many clear days remain. Toward the end of the month, shower chances can begin rising.
September averages at a glance
Average low
around 2–4°C
Average high
around 20–21°C
Average precipitation
around 15–35 mm
Precip days
about 2–5 days
What to wear in September in Cusco
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Evening layer
- • Optional umbrella
Travel tips for visiting Cusco in September
- • As the season shifts, keep a light rain backup.
September weather in Cusco — FAQ
Q. Are September nights cold?
A. They can still feel cold after sunset—layers help.
Explore Cusco
These pages are connected so you can compare conditions and decide for yourself.