Measurements:
°C
°F
CURRENT WEATHER
14:24
Port St. Lucie
92°F
W 6 mph
Feels like: 106°F
Precip: 9%
World Resorts USA Port St. Lucie Weather

7 Day Weather Forecast

08.05
wed
DAY
96°F
NW 2 mph
precip
5%
NIGHT
82°F
W 9 mph
precip
41%
08.06
thu
DAY
92°F
W 13 mph
precip
17%
NIGHT
86°F
W 12 mph
precip
20%
08.07
fri
DAY
92°F
W 14 mph
precip
17%
NIGHT
86°F
NW 9 mph
precip
10%
08.08
sat
DAY
92°F
W 12 mph
precip
13%
NIGHT
84°F
W 9 mph
precip
73%
08.09
sun
DAY
92°F
W 11 mph
precip
14%
NIGHT
84°F
W 9 mph
precip
15%
08.10
mon
DAY
92°F
NW 11 mph
precip
8%
NIGHT
84°F
NW 9 mph
precip
11%
08.11
tue
DAY
92°F
W 6 mph
precip
3%
NIGHT
84°F
NW 9 mph
precip
9%

Port St. Lucie Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Port St. Lucie was 29.7°F. The maximum and minimum values were 28.8°F and 30.6°F respectively.

Port St. Lucie on the Weather Map

Best Time to Visit Port St. Lucie
The most sunny months:
March 15 days
December 14 days
May 13 days
The most warm months:
July 92.7 °F
August 91.7 °F
June 89.9 °F
Warmest sea temperature:
August 88.7 °F
September 88.3 °F
July 87.8 °F
The most cold months:
January 72.6 °F
December 75.9 °F
February 76.8 °F
The most rainy months:
September 4 days
May 3 days
June 3 days
The most windy months:
November 11 mph
April 11 mph
March 11 mph
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