Also consider one of our other suggestions for May.
The average maximum temperature in Puerto Rico in May is 30°. The average maximum temperature is 29° in the previous month and 31° in the next month.
The average temperature in Puerto Rico in May is 27°. The average temperature ranges is 26° in the previous month and 28° in the next month.
The average minimum temperature in Puerto Rico in May is 24°. The minimum temperature is 23° in the previous month and 26° in the next month.
The average day light hours per day in Puerto Rico in May are 13 and there are 6.1 hours of sunshine per day on average during May making it a quite sunny month with some cloud cover.
The ultraviolet index in Puerto Rico in May is typically 13.4 during May. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Puerto Rico in May is 27.6° which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Puerto Rico in May is 41.2cm and on average there are 16 rainy days in May making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Puerto Rico in May is 24° which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan. The dew point is 23° in the previous month and 25° in the next month.
The average maximum relative humidity in Puerto Rico in May is typically 90.4%. The maximum relative humidity is 88.4% in the previous month and 88.1% in the next month.
The average relative humidity in Puerto Rico in May is typically 78.1%. The average relative humidity is 74.7% in the previous month and 76% in the next month.
The average maximum wind speed in Puerto Rico in May is typically 23kmh. The average maximum wind speed is 24kmh in the previous month and 24kmh in the next month.
The average wind speed in Puerto Rico in May is typically 11kmh. The average wind speed is 12kmh in the previous month and 12kmh in the next month.
The average wind direction in Puerto Rico in May is from the East.