Machu Picchu Weather in September
Machu Picchu in September sees moderate daytime temperatures of 15°C (59°F) and nighttime lows of 5°C (41°F). Rainfall is fairly high this month at around 106 mm (4.2 in), so pack a rain jacket to stay dry.
Rainfall in Machu Picchu in September
Records from the past 30 years suggest around 8 days of rain, with 106 mm (4.2 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Machu Picchu in September
September in Machu Picchu brings moderate temperatures, with highs of 15°C (59°F) and nights around 5°C (41°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 5°C (41°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Machu Picchu in September
Expect a lot of sunshine this month, with about 195 hours of sun. These sunny conditions add to the overall experience.If you prefer dry days with pleasant temperatures, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Machu Picchu's climate page.
Machu Picchu Temperature in September
Min Temperature
5°C (41°F)
Max Temperature
15°C (59°F)
Chance of Rain
26%
Precipitation
106 mm (4.2 in)
Rainy days
8 days
Humidity
56% *
Sunshine
195 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Machu Picchu typically stay consistent throughout September, with daily highs averaging around 15°C (59°F). Nights are cold, with lows typically ranging from 4°C (39°F) to 6°C (43°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Machu Picchu in September
Browse day-by-day weather records for Machu Picchu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Machu Picchu historical weather extremes in September
Based on 34 years of weather observations (1991-2025), these are the most extreme conditions recorded in Machu Picchu.
- Machu Picchu recorded its highest September temperature of 26°C (79°F) on September 22, 1994.
- The lowest daytime temperature in September was 11°C (52°F), recorded on September 27, 1996.
- The coldest night in September in Machu Picchu was on September 3, 2022, with a minimum of 0°C (32°F).
Best Places in Peru in September
Find out more about the weather in Peru and which places have the best travel conditions in this month. See all of Peru in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Machu Picchu in September
The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Machu Picchu in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Peru, check out our Machu Picchu's climate page.
Temperature Rainfall Sunshine Humidity
See the full Machu Picchu climate overview or explore weather in Peru.
