Cusco in September
Dry, warming and calmer
By Daan · Last reviewed October 2026
The short answer
September is one of the best months to visit Cusco.
September is one of the best months: dry weather with slightly lower crowds.
September in detail
What September actually feels like
- Weather
- 5–22°C
- Sunny with warming days.
- Crowds
- Moderate-High
- Popular sights fill up at peak hours, so book timed entries ahead.
- Prices
- $$$$
- Higher rates, especially for central and view rooms.
+Good weather as crowds soften.
–Some rain returns late in the month.
My tip for September
Book Machu Picchu entry early and visit sites mid-week.
- Machu Picchu
- Sacred Valley
- Hiking
How September compares
Against the other eleven months
2nd of 12 overall in Cusco, 1st for weather, 9th for space, 9th for value. The emptiest month is February; the best value is February.
See all twelve months for CuscoNot set on September?
Even stronger months in Cusco
Also good in September
Weather
Weather in Cusco in September
In September Cusco averages a high of 22°C (72°F) and a low of 5°C (41°F), with about 18 mm of rain or snow over 4 wet days. The warmest month is August (around 22°C) and the coolest is February (around 20°C); the wettest month is January.
- Average high
- 22°C
- 72°F
- Average low
- 5°C
- 41°F
- Precipitation
- 18 mm
- Wet days
- 4
Climate data: NOAA. Temperatures are averages of daily highs and lows.
Quick answers
Cusco in September: the questions people ask
- Is September a good time to visit Cusco?
- September is one of the best months to visit Cusco. It ranks 2 of 12 months in Cusco overall (1 for weather, 9 for space, 9 for value). The main upside: Good weather as crowds soften. The main downside: Some rain returns late in the month.
- What is the weather like in Cusco in September?
- Average highs are around 22°C and lows around 5°C. Expect about 18 mm of rain or snow over roughly 4 wet days. Sunny with warming days. For comparison, the warmest month is August (around 22°C) and the coolest is February (around 20°C).
- Is Cusco crowded in September?
- Crowds are moderate-high. Popular sights fill up at peak hours, so book timed entries ahead. The quietest month is February.
- How expensive is Cusco in September?
- Prices are at level 4 of 5 ($$$$). Higher rates, especially for central and view rooms. The best-value month is February.
- When is the best time to visit Cusco?
- In the CrowdFreeViews month scores, May is the best month overall (September ranks 2 of 12). The quietest month is February and the best value is February.