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Weather in Port Saint Lucie for August 2025

Your guide to Port Saint Lucie weather in August - trends and predictions

  • In general, the average temperature in Port Saint Lucie at the beginning of August is 31.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 31.4 °F by the end of August.

  • Port Saint Lucie experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.

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Average dry days
5
Dry days
Average rainy days
26
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/25°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Port Saint Lucie in August average weather

Move between months or click on a day
July
September
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
32°
2
Patchy rain possible
32°
3
Moderate or heavy rain shower
30°
4
Moderate or heavy rain shower
30°
5
Overcast
32°
6
Patchy rain possible
33°
7
Overcast
34°
8
Patchy rain possible
33°
9
Moderate or heavy rain shower
33°
10
Moderate or heavy rain shower
33°
11
Moderate rain at times
32°
12
Overcast
33°
13
Patchy rain possible
32°
14
Moderate rain at times
32°
15
Moderate rain at times
32°
16
Moderate or heavy rain shower
31°
17
Moderate or heavy rain shower
30°
18
Patchy rain possible
30°
19
Moderate or heavy rain shower
32°
20
Moderate rain at times
33°
21
Moderate rain at times
32°
22
Moderate rain at times
31°
23
Patchy rain possible
32°
24
Moderate rain at times
30°
25
Light rain shower
32°
26
Partly cloudy
31°
27
Light rain shower
32°
28
Fog
31°
29
Patchy light rain with thunder
32°
30
Light rain shower
31°
31
Light rain shower
31°
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Temperatures trend during August in Port Saint Lucie

See the weather trend as well as the moving average line

August weather day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /24° 3.1 mm 7
Aug. 2 Patchy rain possible
Patchy rain possible
 32° /25° 2.5 mm 7
Aug. 3 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 8.2 mm 7
Aug. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /24° 12.2 mm 7
Aug. 5 Overcast
Overcast
 32° /24° 3.4 mm 7
Aug. 6 Patchy rain possible
Patchy rain possible
 33° /26° 1.5 mm 7
Aug. 7 Overcast
Overcast
 34° /26° 0.8 mm 7
Aug. 8 Patchy rain possible
Patchy rain possible
 33° /26° 0.2 mm 7
Aug. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
 33° /25° 3 mm 7
Aug. 10 Moderate or heavy rain shower
Moderate or heavy rain shower
 33° /25° 5.6 mm 7
Aug. 11 Moderate rain at times
Moderate rain at times
 32° /25° 2.4 mm 7
Aug. 12 Overcast
Overcast
 33° /25° 0.4 mm 7
Aug. 13 Patchy rain possible
Patchy rain possible
 32° /25° 6.4 mm 7
Aug. 14 Moderate rain at times
Moderate rain at times
 32° /25° 1 mm 7
Aug. 15 Moderate rain at times
Moderate rain at times
 32° /25° 3.2 mm 7
Aug. 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 9.2 mm 7
Aug. 17 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /24° 2.8 mm 7
Aug. 18 Patchy rain possible
Patchy rain possible
 30° /24° 1.5 mm 7
Aug. 19 Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /24° 6.6 mm 8
Aug. 20 Moderate rain at times
Moderate rain at times
 33° /24° 4.7 mm 7
Aug. 21 Moderate rain at times
Moderate rain at times
 32° /25° 3.8 mm 7
Aug. 22 Moderate rain at times
Moderate rain at times
 31° /24° 4.7 mm 7
Aug. 23 Patchy rain possible
Patchy rain possible
 32° /24° 0.9 mm 7
Aug. 24 Moderate rain at times
Moderate rain at times
 30° /25° 9 mm 7
Aug. 25 Light rain shower
Light rain shower
 32° /26° 1.3 mm 7
Aug. 26 Partly cloudy
Partly cloudy
 31° /25° 0.3 mm 8
Aug. 27 Light rain shower
Light rain shower
 32° /25° 1.2 mm 7
Aug. 28 Fog
Fog
 31° /25° 2.2 mm 7
Aug. 29 Patchy light rain with thunder
Patchy light rain with thunder
 32° /25° 1 mm 7
Aug. 30 Light rain shower
Light rain shower
 31° /26° 4.7 mm 7
Aug. 31 Light rain shower
Light rain shower
 31° /25° 3.9 mm 7
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Important Notice
Our weather forecast for Port Saint Lucie in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Port Saint Lucie forecast closer to your planned date for the most up-to-date weather information.

Port Saint Lucie in August - FAQ

What are the expected maximum and minimum temperatures in Port Saint Lucie during August?
During August, expect a variety of temperatures with highs around 32° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Port Saint Lucie during August?
Significant rainfall exceeding 109.9 mm is expected in Port Saint Lucie during August, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Port Saint Lucie during August?
The average wind speed in Port Saint Lucie during August is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

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Location coordinates Where is Port Saint Lucie?

Get accurate weather forecasts for Port Saint Lucie, located at latitude 27.294 and longitude -80.35. Stay updated with localized weather information tailored for Port Saint Lucie.

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