May weather forecast and climate
Lima, Peru

Amazing waterfront and the Costa Verde highway line just outside Lima, Peru
Amazing waterfront and the Costa Verde highway line just outside Lima, Peru

What is the temperature in May in Lima?

In Lima, Peru, in May, the average high-temperature is 21.7°C (71.1°F), and the average low-temperature is 16.1°C (61°F).

When does it start to rain in Lima?

May is the first month it rains in Lima. Throughout May, in the average 1 rainfall days, it receives 0.1mm (0") of precipitation.
Average temperature in May - Lima, Peru
  • Average high temperature in May: 21.7°C

The warmest month (with the highest average high temperature) is February (26.5°C).
The month with the lowest average high temperature is August (18.4°C).

  • Average low temperature in May: 16.1°C

The month with the highest average low temperature is February (19.4°C).
Coldest months (with the lowest average low temperature) are August and September (14.6°C).

Average humidity in May - Lima, Peru
  • Average humidity in May: 85.1%

The month with the highest relative humidity is September (85.5%).
The month with the lowest relative humidity is December (81.5%).

Average rainfall in May - Lima, Peru
  • Average rainfall in May: 0.1mm

The wettest month (with the highest rainfall) is September (5.4mm).
Driest months (with the lowest rainfall) are April and November (0mm).

Average rainfall days in May - Lima, Peru
  • Average rainfall days in May: 1 days

The month with the highest number of rainy days is August (2 days).
Months with the lowest number of rainy days are January, February, March, April, May, June, July, September, October, November and December (1 days).

Average sea temperature in May - Lima, Peru
  • Average sea temperature in May: 18.8°C

The best month for swimming (with the highest average sea temperature) is March (20.9°C).
The coldest month (with the lowest average sea temperature) is September (15.8°C).

Average daylight in May / Average sunshine in May - Lima, Peru
  • Average daylight in May: 11.6h

The month with the longest days is December (Average daylight: 12.8h).
The month with shortest days is June (Average daylight: 11.4h).

  • Average sunshine in May: 3.8h

The month with most sunshine is April (Average sunshine: 6.1h).
The month with least sunshine is July (Average sunshine: 0.9h).

Average UV index in May - Lima, Peru
  • Average UV index in May: 10

Months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 9).

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