World Resorts USA Port St. Lucie Weather

Port St. Lucie weather in September

Weather in Port St. Lucie: September

Average day temperature: 85.5°F
Average night temperature: 78.6°F
Sea water temperature: 84.6°F
Number of sunny days: 5 days
Day length: 11.9 - 12.7 hours
Number of rainy days: 4 days
Precipitation totals: 2.5 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 92°F. At the same time the lowest night temperature was 74°F. Day and night temperature averages during September were 88.2°F and 78.6°F.

Sea water temperature in Port St. Lucie in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 84.9°F. The highest and lowest sea temperatures during the month were 86.5°F and 83.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Port St. Lucie in September is 2.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 8.3 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.8.

Best time for vacation in Port St. Lucie

Sunniest months:
March 14 days
May 12 days
December 12 days
Warmest months:
July 87.1 °F
August 86.7 °F
September 85.5 °F
Warmest sea temp:
August 84.8 °F
September 84.6 °F
July 84.2 °F
Coldest months:
January 71.0 °F
December 72.4 °F
February 73.9 °F
Rainiest months:
September 4 days
June 4 days
November 3 days
Windiest months:
November 12.4 mph
April 11.3 mph
March 11.1 mph

Port St. Lucie on a weather map

Port St. Lucie
+61°F
S 5 mph
Feels like: +59°F
Precip.: 0%
Places in USA:
Name
°F
+43°F
+46°F
+75°F
+75°F
+66°F
+57°F
+68°F
+72°F
+43°F
+63°F
+54°F
+64°F
+61°F
+66°F
+39°F
24 Hours Forecast
Port St. Lucie
Local time: 21:08
November 24, sunday
0000
57°F
S
4 mph
0300
54°F
SE
6 mph
0600
52°F
SE
6 mph
0900
57°F
S
6 mph
1200
66°F
SW
5 mph
1500
70°F
W
6 mph
1800
68°F
W
6 mph
2100
66°F
W
5 mph
Units of measurement: °C / °F