Port St. Lucie 7-day weather forecast

Written by:
December 8, 2025
ESOlex // Shutterstock

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 78 °F on Monday, while the low is 56 °F on Thursday. There is expected to be 1 sunny day and rain on 2 days this week.

There are currently no weather alerts.

Monday, December 8

- High of 78 °F, low of 66 °F (71% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:59 AM, sunset at 5:27 PM
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1981 Rustic Studio kan // Shutterstock

Tuesday, December 9

- High of 70 °F, low of 65 °F (58% humidity)
- Partly sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 7:00 AM, sunset at 5:28 PM
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ESOlex // Shutterstock

Wednesday, December 10

- High of 78 °F, low of 64 °F (57% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:00 AM, sunset at 5:28 PM
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Thursday, December 11

- High of 75 °F, low of 56 °F (52% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:01 AM, sunset at 5:28 PM
- Last quarter moon
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alisalipa // Shutterstock

Friday, December 12

- High of 73 °F, low of 60 °F (57% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (6 mph wind)
- Sunrise at 7:02 AM, sunset at 5:28 PM
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STILLFX // Shutterstock

Saturday, December 13

- High of 73 °F, low of 63 °F (65% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:02 AM, sunset at 5:29 PM
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Andrew Lever // Shutterstock

Sunday, December 14

- High of 73 °F, low of 67 °F (66% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 7:03 AM, sunset at 5:29 PM

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