The climate in Peru
Average daytime and nighttime temperaturesAll climate diagrams on this page result from the collected data of 26 weather stations.
Weather stations at an altitude above 3830m have not been included.
All data correspond to the average monthly values of the last 20 years.
Back to overview: Peru
Climate zone: tropics
It is warm to hot all year round and invites to bathe at average water temperatures of 19 degrees. The warmest and rainiest part of the country is San Martín. The coldest is Puno.
It is warm to hot all year round and invites to bathe at average water temperatures of 19 degrees. The warmest and rainiest part of the country is San Martín. The coldest is Puno.
Hours of sunshine per day

Rainy days per month

Precipitation in mm/day

Water temperature

Relative humidity in %

Absolute humidity in g/m³

Climate charts for other country parts in Peru
Temperature records of the last 73 years
The hottest temperature measured from 1949 to March 2022 was reported by the Pucallpa weather station. In August 2006 the record temperature of 40.0 °C was reported here. The hottest summer from July to September, based on all 31 weather stations in Peru below 3830 metres altitude, was recorded in 1997 with an average temperature of 21.9 °C. This average temperature will normally be measured every 4 to 6 hours, thus also including the nights. Normally, this value is 19.7 degrees Celsius.The coldest day in these 73 years was reported by the weather station Cuzco. Here the temperature dropped to -8.0 °C in May 2014. Cuzco lies at an altitude of 3249 meters above sea level. The coldest winter (January to March) was in 1950 with an average temperature of 20.8 °C. In Peru, it is usual to have about 1.8 degrees more at 22.5 °C for this three-month period.
The most precipitation fell in February 1978. With 95.2 mm per day, the Quincemil weather station recorded the highest monthly average of the last 73 years. Incidentally, the region with the most rainfall for the whole year is around Tingo Maria. The driest region is near San Juan.