
Lima in September
Lighter grey
- Temperature
- 15–20°C
- Crowds
- Low
- Prices
- $$
+Slowly clearing skies and low prices.
–Still cloudy.
September begins to brighten, with food festivals in town.


Cusco edges it in September. Lima averages 15–20°C with low crowds; Cusco 5–22°C with moderate-high crowds.
By Daan · Last reviewed October 2026
Lima and Cusco
The verdict for September

Lighter grey
+Slowly clearing skies and low prices.
–Still cloudy.
September begins to brighten, with food festivals in town.

Dry, warming and calmer
+Good weather as crowds soften.
–Some rain returns late in the month.
September is one of the best months: dry weather with slightly lower crowds.
Scores and crowd levels are my own judgement; temperatures are monthly averages. Higher scores are better: quieter, cheaper and more pleasant.
Another month