Port St Lucie Weather Forecast
- 61
- 82
Thunderstorms Likely
- 61
- 81
Mostly Sunny
- 63
- 79
Mostly Sunny
- 65
- 78
Mostly Cloudy
- 66
- 81
Mostly Cloudy
- 64
- 82
Chance Rain Showers
- 64
- 85
Slight Chance Rain Showers
Today 25 Mar Coastal St. Lucie
Partly cloudy early in the afternoon then becoming mostly cloudy. A chance of Thunderstorms. A chance of Showers early in the Afternoon, then Showers likely late in the afternoon and towards Sunset. Highs in the upper 70s. Northeast Winds 10 to 15 Mph becoming east 5 to 10 Mph late in the afternoon and towards Sunset. Chance of rain 70 percent.
Tonight 25 Mar Coastal St. Lucie
Partly cloudy. A chance of Showers and Thunderstorms in the late evening and early morning. Lows in the lower 60s. South Winds 5 to 10 Mph becoming northwest late. Chance of rain 50 percent.
Port St Lucie Temperature Statistics
March Temperature
Witham Field Airport (9.9 miles)
Lowest 7 March, 2025
50 °FAverage March
66.8 °FHighest 5 March, 2025
87.8 °F
Climate (2020–Present)
Witham Field Airport (9.9 miles)
Average Low 2020–2025
69.4 °FAverage 2020–2025
74.6 °FAverage High 2020–2025
82.9 °F