Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
Pacasmayo Weather in September
September in Pacasmayo typically sees daytime highs of 20°C (68°F) and nighttime lows of 16°C (61°F). Minimal rainfall is typical for this month.
Rainfall in Pacasmayo in September
On average, there are about 2 days with rain during this month, averaging 4.7 mm (0.2 in). If rain does fall, it tends to be very light and barely worth getting out an umbrella for.
Temperature in Pacasmayo in September
The excellent temperature in Pacasmayo in September makes it a solid month to visit, with 20°C (68°F) during the day and 16°C (61°F) at night. The difference between afternoon and evening temperatures is usually noticeable. At 16°C (61°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. The temperatures this month are cooler, yet they stay comfortably warm and enjoyable.If you're interested in exploring other destinations, our weather planner can help you discover additional travel options worldwide.
Pacasmayo Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
20°C (68°F)
Chance of Rain
5%
Precipitation
4.7 mm (0.2 in)
Rainy days
2 days
Humidity
79% *
* Data from: Chiclayo, Peru (74 KM, 46 Miles).
Pacasmayo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Pacasmayo - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Pacasmayo typically stay consistent throughout September, with daily highs averaging around 20°C (68°F). Nights are pleasant, with lows around 16°C (61°F).
Average temperatures in September
Historical weather records for Pacasmayo in September
Browse day-by-day weather records for Pacasmayo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Pacasmayo historical weather extremes in September
Based on weather observations in Pacasmayo between 1993 and 2025, these are the recorded extremes during September.
- Pacasmayo recorded its highest September temperature of 31°C (88°F) on September 24, 1997.
- On September 23, 2003, Pacasmayo saw its coldest September day with temperatures maxing out at 18°C (64°F).
- The coldest night in September in Pacasmayo was on September 12, 2020, with a minimum of 14°C (57°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
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Pacasmayo in September
For Pacasmayo in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear.
What To Do in Pacasmayo in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping10/10 -
Outdoor sports10/10
Pacasmayo 3-Day Forecast
More climate data for Pacasmayo
See the full Pacasmayo climate overview or explore weather in Peru.
Popular in September
Where to go in September - average daytime high across popular destinations.
Iquitos
32°C (90°F) Trujillo
22°C (72°F) Lima20°C (68°F) Arequipa
20°C (68°F) Puno17°C (63°F) Cusco
17°C (63°F) Machu Picchu15°C (59°F) Urubamba14°C (57°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Visit the Rainbow Mountains
"The other" Machu Picchu: the Inca City of Choquequirao
Discover Choquequirao, the hidden Inca city near Cusco. Hike through stunning landscapes and explore ancient ruins with fewer crowds than Machu Picchu.
Hike the inca Trail
Few walking tours speak so much to the imagination as the Inca Trail to Machu Picchu. The tour leads through beautiful mountain landscapes and it is called the 'Royal Highway'
The Inkaterra Reserva Amazonica
One of your highlights during a trip in Peru might be this eco-luxury lodge in front of the Madre de Dios River, called Inkaterra Reserva Amazonica.