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Puerto Rico temperatures in May

Puerto Rico in May has maximum daytime temperatures ranging from high in Maunabo with 27°C (80°F) to very high temperatures in Vieques with 31°C (87°F). Nighttime temperatures generally drop to 22°C (72°F) in Vieques and 25°C (76°F) in Maunabo.

What is the temperature of the different cities in Puerto Rico in May?

Find the average daytime temperatures in May for the most popular destinations in Puerto Rico on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30ºC (86ºF). Warm: 22ºC (72ºF) to 30ºC (86ºF). Pleasant: 18ºC (64ºF) to 22ºC (72ºF) Moderate: 12ºC (54ºF) to 18ºC (64ºF). Cold: 2ºC (36ºF) to 12ºC (54ºF). Very cold: lower than 2ºC (36ºF)

  • What is the warmest city in May in Puerto Rico?
    • Vieques tops the warmest city list in our database with average maximum daytime temperatures around 31°C (87°F) and a minimum nighttime temperature of around 22°C (72°F).

  • What is the coldest city in May in Puerto Rico?
    • The coldest city in May in Puerto Rico is Maunabo when we check our database. The maximum daytime temperatures are around 27°C (80°F) and minimum nighttime temperatures fall around 25°C (76°F).

  • How much sun does Puerto Rico get in May?
    • May is generally a sunny month with an average of 255 hours of sunshine in San Juan during the whole month.

  • How warm is the water in May?
    • The water temperature averages approximately 27°C (81°F) in San Juan this month, an ideal temperature for swimming and cooling off.

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