The highest day temperature in May 2026 was 78°F. The lowest night temperature was 68°F. The average values for day and night temperatures during May were 74.7°F и 68.7°F respectivly.

The average sea surface temperature in May 2026 for Lima was 71.8°F. The maximum and minimum values were 70.4°F and 72.8°F respectively.

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation total in May for Lima is 0.0 in. This value is relatively stable throughout the year.

The average wind speed in May is 7.7 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Lima in May is 9.0 hours.