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Weather in Port St. Lucie, Florida, USA

Now
66 °F

Passing clouds.


Feels Like: 66 °F
Forecast: 79 / 55 °F
Wind: 7 mph from Northwest

Location: Witham Field Airport
Current Time: Mar 21, 2026 at 9:41:08 am
Latest Report: Mar 21, 2026 at 8:48 am
Visibility: 10 mi
Pressure: 30.09 "Hg
Humidity: 83%
Dew Point: 61 °F
Location of Port St. LucieLocation

Upcoming 5 hours

Now10:00 am11:00 am12:00 pm1:00 pm2:00 pm
66 °F68 °F73 °F75 °F77 °F78 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature61 °F78 °F63 °F56 °F59 °F83 °F68 °F
Mostly sunny.Sunny.Clear.Clear.Sunny.Sunny.Clear.
Feels Like61 °F79 °F63 °F55 °F59 °F81 °F68 °F
Wind Speed8 mph9 mph6 mph6 mph4 mph2 mph8 mph
Wind DirectionN
NE
ESE
WSW
WNW
ESE
SSE
Humidity81%37%65%84%71%30%63%
Dew Point55 °F50 °F51 °F52 °F49 °F48 °F55 °F
Visibility7 mi7 mi7 mi7 mi7 mi7 mi6 mi
Probability of Precipitation0%0%0%0%0%0%0%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 3:42:42 am Port St. Lucie time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Clear. 77 / 59 °F
Humidity: 74%. Wind: 10 mph from Northeast

More weather last week

Currently at nearby stations

62 °F

St. Lucie County International Airport: (15 mi)

Sunny.

62 °F

Vero Beach Municipal Airport: (27 mi)

Sunny.

63 °F

Palm Beach International Airport: (44 mi)

Passing clouds.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days