Fajardo weather in September (Puerto Rico)

Planning a trip to Fajardo in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Fajardo generally has very high temperatures and heavy rainfall. Daytime temperatures hover around 30°C, while nights can cool down to about 26°C. Often, it stands out as the year's warmest month. With this in mind, cool breathable fabrics will make navigating the heat much more bearable. Always be ready to embrace the warmth while staying cool and protected.

Fajardo in September usually receives heavy rainfall, averaging around 177 mm for the month. It records the year's peak rainfall, often coming down quite heavily. We recommend bringing a poncho, which will keep you dry. When we look at the climate data from the last 30 years, we can expect around 18 days of rain.

The city usually sees around 236 hours of sunlight, indicating many sunny days.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Fajardo. January, February, March, April and December generally stand out with the best circumstances. While June, July, August, September and October tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Fajardo climate page with graphs.

 

Fajardo, monthly averages in September

Min Temperature 26°C  

Max Temperature 30°C  

Chance of Rain 61%  

Precipitation 177 mm  

Rainy days 18 days  

Humidity 76% *  

Sunshine 236 hours *  

Percentage Sunshine 64% *  

* Data from: San Juan, Puerto Rico (38 KM, 23 Miles).

Where to go in Puerto Rico in September

Find out more about the weather in Puerto Rico in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Fajardo in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Fajardo.

Our site offers climate and forecast data for every country in the world. Are you going to Puerto Rico? On this website you can find 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 climate conditions. Find out where to go with our weather planner.