Port Saint Lucie in september: average Weather, Temperature and Climate
Weather in Port Saint Lucie in september 2025
The weather in Port Saint Lucie in the month of september comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather UV index: 7
Weather at 6am
79°F
Partly Cloudy
39% of time
37%
21%
4%
Weather at 12pm
88°F
Clear/Sunny
34% of time
32%
26%
5%
Weather at 6pm
83°F
Moderate rain at times
32% of time
30%
28%
6%
Weather at 3am
79°F
41%
30%
24%
4%
Evolution of daily average temperature and precipitation in Port Saint Lucie in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Port Saint Lucie in september.
The climate of Port Saint Lucie in september is tolerable
The climate in september in Port Saint Lucie is wet (with 6.8in of precipitation over 13 days). It should be noted a worsening from the previous month since in august there is an average of 8.5in of rainfall over 19 days.
The climate quite pleasant around this city september. The thermometer averaged maximum of 88°F. On average, the recorded minimum temperature is 79°F. Thus, the mean temperature average on this month of september in Port Saint Lucie is 85°F. Note that these seasonal averages are in contrast with those observed in Port Saint Lucie in the month of september with a maximum record of 94°F in 2021 and a minimum record of 74°F in 2009. You can plan to have about 22 days with temperatures above 86°F, or 73 of time.
Day length in Port Saint Lucie in september is 12:18. Sunrise is at 06:07 and sets at 18:25.
With a correct weather, september is okay (but not the best) to go in that area in United States.
Port Saint Lucie: another month?
If you can push back the dates of your trip, we advise you to go in october to Port Saint Lucie. more information
September: another location in Florida?
If you want to go to Florida in september, there are destinations with better weather than Port Saint Lucie:
In september, Everglades National Park, Apalachicola, Cedar Key, Falling Waters State Park, Fort Walton Beach and Gainesville have good weather.
Seasonal average climate and temperature of Port Saint Lucie in september
Check below seasonal norms These statistics are compiled from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 85°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 94°F (2021) | ||||
| Lowest record temperature | 74°F (2009) | ||||
| Number of days at +86°F | 22 day(s) (73%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 85°F | ||||
| Lowest sea temperature | 84°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 17km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 6.8in | ||||
| Number of days with rainfall | 13 day(s) (45%) | ||||
| Record daily rainfall | 4.1in (2017) | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.48km | ||||
| Cloud cover | 31% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:07 | ||||
| Time of sunset | 18:25 | ||||
| Length of day | 12:18 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last september?
Here is the day by day recorded weather in Port Saint Lucie in september 2024:
79°F to 86°F
79°F to 85°F
79°F to 86°F
81°F to 86°F
81°F to 86°F
79°F to 86°F
79°F to 88°F
79°F to 86°F
79°F to 88°F
81°F to 86°F
81°F to 86°F
79°F to 88°F
79°F to 90°F
79°F to 86°F
79°F to 86°F
79°F to 86°F
79°F to 86°F
76°F to 86°F
77°F to 86°F
76°F to 85°F
79°F to 86°F
79°F to 86°F
81°F to 85°F
81°F to 86°F
81°F to 86°F
81°F to 88°F
81°F to 92°F
79°F to 92°F
79°F to 94°F
79°F to 90°F
Map: other cities in Florida in september
Cities near Port Saint Lucie:
| Fort Pierce in september | tolerable weather |
| Vero Beach in september | tolerable weather |
| West Palm Beach in september | tolerable weather |
| Palm Bay in september | tolerable weather |
| Boynton Beach in september | bad weather |
| Sebring in september | tolerable weather |
| Cocoa Beach in september | tolerable weather |
| Fort Lauderdale in september | tolerable weather |
| Titusville in september | tolerable weather |
| Big Cypress National Preserve in september | tolerable weather |
| Fort Myers in september | tolerable weather |
| Miami in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Port Saint Lucie
perfect weather
good
tolerable
bad
very bad
Weather data for Port Saint Lucie in september:
Weather data for Port Saint Lucie for september are derived from an average of the weather forecast since 2009 in Port Saint Lucie. There is a margin of error and these forecasts are to be considered as general information only. The weather in Port Saint Lucie can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Port Saint Lucie.