Port St. Lucie 7-day weather forecast

Written by:
March 23, 2026
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Port St. Lucie 7-day weather forecast

Stacker created the forecast for Port St. Lucie, Florida using data from OpenWeather. This week's high is 93 °F on Saturday, while the low is 70 °F on Monday. There are expected to be 3 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, April 27

- High of 85 °F, low of 70 °F (61% humidity)
- Sunny with a 39% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:45 AM, sunset at 7:52 PM
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Tuesday, April 28

- High of 81 °F, low of 71 °F (54% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:44 AM, sunset at 7:52 PM
2 / 6
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Wednesday, April 29

- High of 84 °F, low of 70 °F (51% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:44 AM, sunset at 7:53 PM
3 / 6
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Thursday, April 30

- High of 88 °F, low of 70 °F (45% humidity)
- Partly cloudy with a 69% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:43 AM, sunset at 7:53 PM
4 / 6
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Friday, May 1

- High of 87 °F, low of 72 °F (48% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 6:42 AM, sunset at 7:54 PM
- Full moon
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Saturday, May 2

- High of 93 °F, low of 72 °F (44% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate breeze (17 mph wind)
- Sunrise at 6:41 AM, sunset at 7:54 PM
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Nataliia K // Shutterstock

Sunday, May 3

- High of 92 °F, low of 73 °F (45% humidity)
- Partly cloudy with a 40% chance of rain (0 mm of rain)
- Fresh breeze (20 mph wind)
- Sunrise at 6:40 AM, sunset at 7:55 PM

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