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Weather in Port St. Lucie, Florida, USA

Now
77 °F

Passing clouds.


Feels Like: 78 °F
Forecast: 80 / 56 °F
Wind: 12 mph from North

Location: Witham Field Airport
Current Time: Mar 21, 2026 at 2:28:33 pm
Latest Report: Mar 21, 2026 at 12:48 pm
Visibility: 10 mi
Pressure: 30.10 "Hg
Humidity: 44%
Dew Point: 54 °F
Location of Port St. LucieLocation

Upcoming 5 hours

Now3:00 pm4:00 pm5:00 pm6:00 pm7:00 pm
77 °F79 °F79 °F78 °F76 °F73 °F

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Forecast for the next 48 hours

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 SaturdaySundayMonday
 AfternoonEveningNightMorningAfternoonEveningNight
Forecast
Temperature79 °F64 °F56 °F58 °F83 °F69 °F61 °F
Sunny.Clear.Clear.Sunny.Sunny.Clear.Clear.
Feels Like79 °F64 °F55 °F58 °F81 °F69 °F61 °F
Wind Speed9 mph6 mph7 mph5 mph3 mph9 mph5 mph
Wind DirectionNE
ESE
WSW
WNW
E
SSE
W
Humidity36%62%80%71%30%64%82%
Dew Point50 °F50 °F50 °F49 °F48 °F56 °F55 °F
Visibility8 mi7 mi6 mi6 mi8 mi6 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 9:42:40 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

75 °F

St. Lucie County International Airport: (15 mi)

Sunny.

76 °F

Vero Beach Municipal Airport: (27 mi)

Sunny.

79 °F

Palm Beach International Airport: (44 mi)

Scattered clouds.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days