Peru in May: where is it warmest?
In May, Iquitos is the warmest place with 29 °C by day, La Rinconada the coolest with 4 °C. 2 of 6 destinations have good holiday weather.
All destinations in May, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sun | Rain days |
|---|---|---|---|---|
| Iquitos | 42 | 29° | 4 h | 26 |
| Lima | 95 | 21° | 7 h | 0 |
| Arequipa | 97 | 20° | 8 h | 2 |
| Machu Picchu | 58 | 18° | 6 h | 24 |
| Cusco | 51 | 15° | 4 h | 26 |
| La Rinconada | 22 | 4° | 6 h | 12 |
Peru in May: quick answers
Peru in May: where is it warmest?
The warmest places in May are Iquitos (29 °C), Lima (21 °C) and Arequipa (20 °C).
Peru in May: where is the weather best?
The best holiday weather in May – warm, sunny and dry – is in Arequipa, Lima and Machu Picchu.
Peru month by month
Peru: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences