Normal weather in Porto Rica in September
The weather in Porto Rica in September has an average temperature of around 31°C during the day. On average, September sees 369 mm of rain in Porto Rica. The wind speed is 3 Beaufort and mainly comes from Southwest.
After August, September in Porto Rica starts with a temperature of 32°C and ends around October at 30°C.
The hurricane season in Porto Rica lasts from early June to late November.
September averages for Porto Rica
 Average temperature | 31°C |
 Highest daytime temperature | 32°C |
| Lowest daytime temperature | 30°C |
 Total rainfall | 369 mm |
| Rainy days | 27 days |
Temperature per day in September in Porto Rica
This graph shows the average daily maximum temperatures in September in Porto Rica, indicated in degrees Celsius.
Precipitation per day in September in Porto Rica
This graph shows the average daily precipitation in September in Porto Rica, indicated in millimeters.
UV index per day in September in Porto Rica
This graph shows the average daily UV index in September in Porto Rica.
Yearly temperature in September in Porto Rica
This graph shows the average yearly temperature in September in Porto Rica, measured in degrees Celsius, over the past years.
Yearly total precipitation in September in Porto Rica
This graph shows the average yearly precipitation in millimeters in September in Porto Rica, over the past years.
Average daily weather in September
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Experiences with the weather in September in Porto Rica
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Average weather in Porto Rica per month
Click on a month below to see in detail how the weather typically is in Porto Rica and what to expect. Based on the historical weather data of Porto Rica, you can view the average temperature, precipitation, wind, and UV index for each day of the month.