The highest day temperature in May 2023 was 95°F. The lowest night temperature was 75°F. The average values for day and night temperatures during May were 89.5°F и 77.5°F respectivly.

The average sea surface temperature in May 2023 for Arecibo was 86.9°F. The maximum and minimum values were 84.8°F and 88.4°F respectively.

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

Precipitation total in May for Arecibo is 5.1 in. It makes may one of the most rainy months of the year.

The average wind speed in May is 9.7 mph. It makes May one of the most windless months of the year for Arecibo.

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 Arecibo in May is 7.8 hours.