Port St. Lucie 7-day weather forecast

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December 22, 2025
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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 77 °F on Sunday, while the low is 62 °F on Saturday. There are expected to be 5 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, December 22

- High of 76 °F, low of 63 °F (56% humidity)
- Mostly sunny with a 90% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 7:07 AM, sunset at 5:32 PM
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Tuesday, December 23

- High of 75 °F, low of 69 °F (61% humidity)
- Overcast with a 74% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 7:08 AM, sunset at 5:33 PM
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Wednesday, December 24

- High of 75 °F, low of 67 °F (54% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:08 AM, sunset at 5:33 PM
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Thursday, December 25

- High of 76 °F, low of 65 °F (59% humidity)
- Partly cloudy with a 29% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:08 AM, sunset at 5:34 PM
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Friday, December 26

- High of 76 °F, low of 64 °F (54% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:09 AM, sunset at 5:34 PM
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Saturday, December 27

- High of 75 °F, low of 62 °F (48% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:09 AM, sunset at 5:35 PM
- First quarter moon
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Sunday, December 28

- High of 77 °F, low of 63 °F (52% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:10 AM, sunset at 5:35 PM

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