Port St. Lucie 7-day weather forecast

Written by:
January 26, 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 80 °F on Friday, while the low is 67 °F on Monday. There are expected to be 2 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, March 2

- High of 76 °F, low of 67 °F (59% humidity)
- Partly cloudy with a 33% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:44 AM, sunset at 6:22 PM
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1 / 6
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Tuesday, March 3

- High of 78 °F, low of 69 °F (66% humidity)
- Mostly sunny with a 62% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:43 AM, sunset at 6:23 PM
- Full moon
2 / 6
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Wednesday, March 4

- High of 79 °F, low of 71 °F (65% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:42 AM, sunset at 6:23 PM
3 / 6
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Thursday, March 5

- High of 79 °F, low of 72 °F (65% humidity)
- Overcast with a 39% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:41 AM, sunset at 6:24 PM
4 / 6
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Friday, March 6

- High of 80 °F, low of 72 °F (63% humidity)
- Partly cloudy with a 36% chance of rain (1 mm of rain)
- Moderate breeze (15 mph wind)
- Sunrise at 6:40 AM, sunset at 6:25 PM
5 / 6
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Saturday, March 7

- High of 79 °F, low of 72 °F (64% humidity)
- Overcast with a 48% chance of rain (1 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 6:39 AM, sunset at 6:25 PM
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6 / 6
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Sunday, March 8

- High of 79 °F, low of 72 °F (67% humidity)
- Overcast with a 88% chance of rain (2 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 6:38 AM, sunset at 6:26 PM

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