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North Puerto Rico Puerto Rico
Temperatures in September
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Temperature in North Puerto Rico in September

North Puerto Rico is a region in Puerto Rico. September is generally a very warm month with maximum daytime temperatures around 31°C and nighttime temperatures around 25°C in San Juan.

What is the temperature of the different cities in North Puerto Rico in September?

Curious about the September temperatures in the prime spots of North Puerto Rico? Navigate the map below and tap on a destination dot for more detailed stats.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Puerto Rico, check out our North Puerto Rico's climate page.

  • How much sun does North Puerto Rico get in September?
    • San Juan enjoys close to 236 hours of sunlight. This not only brightens the days but also uplifts the atmosphere during the month.

  • What is the water's temperature in September?
    • The water temperature averages approximately 29°C in San Juan this month, which is a bit warm water for swimming. For many people, water temperatures around 29°C might feel quite warm. Especially when compared to average swimming pool temperatures which are typically between 25°C and 28°C.

    Interested in more climate information?

    Weather and climate has detailed information for every country in the world. Are you going to Puerto Rico? Get detailed historical weather averages for many cities in Puerto Rico.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.