The climate in Peru
Average daytime and nighttime temperaturesAll climate diagrams on this page come from the collected data of 25 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
For 8 months, the average temperatures are over 25 degrees. Pleasant water temperatures of up to 21 degrees even invite you to bathe in the warm season. The warmest and at the same time rainiest region is Amazon Basin. The coldest is Southern Sierra and Altiplano.
For 8 months, the average temperatures are over 25 degrees. Pleasant water temperatures of up to 21 degrees even invite you to bathe in the warm season. The warmest and at the same time rainiest region is Amazon Basin. The coldest is Southern Sierra and Altiplano.
Hours of sunshine per day

Rain days per month

Precipitation in mm/day

Water temperature

Relative humidity in %

Absolute humidity in g/m³

Regions in Peru
All figures per year. For detailed climate data click on the name of the region.Region | Temperature max Ø day | Temperature min Ø night | Sunshine hours | Rainy days | Precipitation | Humidity |
---|---|---|---|---|---|---|
Amazon Basin | 30.3 °C | 21.6 °C | 1,643 h | 124 | 1,967 l | 80.0 % |
North Coast and Northern Sierra | 27.3 °C | 18.8 °C | 14 | 142 l | 77.0 % | |
South Coast | 23.2 °C | 15.7 °C | 2,373 h | 2 | 7 l | 78.0 % |
Southern Sierra and Altiplano | 20.3 °C | 5.6 °C | 2,847 h | 64 | 456 l | 60.0 % |
Central Sierra | 22.9 °C | 17.8 °C | 1,205 h | 12 | 0 l | 79.0 % |
Central Coast | 22.4 °C | 17.7 °C | 1,168 h | 1 | 0 l |
Temperature records of the last 74 years
The hottest temperature measured from 1949 to January 2023 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 3,830 meters altitude, was recorded in 1997 with an average temperature of 21.9 °C. This average temperature will normally be measured every four to six hours, thus also including the nights. Normally, this value is 19.7 degrees Celsius.The coldest day in these 74 years was reported by the Cuzco weather station. Here the temperature dropped to -8.0 °C in May 2014. Cuzco lies at an altitude of 3,249 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 74 years. Incidentally, the region with the most rainfall for the whole year is around Tingo Maria. The driest region is near San Juan.