Fort Pierce Weather Forecast
- 76
- 88
Chance Thunderstorms
- 76
- 87
Chance Thunderstorms
- 78
- 86
Rain Showers Likely
- 79
- 86
Thunderstorms Likely
- 78
- 84
Thunderstorms Likely
- 79
- 85
Thunderstorms Likely
- 79
- 86
Chance Thunderstorms
Today 3 Aug Coastal St. Lucie
Partly cloudy with a chance of afternoon Showers and Thunderstorms, then mostly cloudy with Showers and Thunderstorms likely late in the afternoon and towards Sunset. Highs around 90. Southwest Winds around 10 Mph becoming southeast 5 to 10 Mph late in the afternoon and towards Sunset. Chance of rain 70 percent. Heat index Values up to 103.
Tonight 3 Aug Coastal St. Lucie
Mostly cloudy with a chance of Showers and Thunderstorms through early Morning, then partly cloudy late. Lows in the mid 70s. South Winds 5 to 10 Mph becoming southwest around 5 Mph late. Chance of rain 50 percent.
Fort Pierce Temperature Statistics
August Temperature
Fort Pierce, St. Lucie County International Airport (4.3 miles)
Lowest 1 August, 2026
75.9 °FAverage August
82.2 °FHighest 1 August, 2026
91 °F
Climate (2021–2026)
Fort Pierce, St. Lucie County International Airport (4.3 miles)
Average Low 2021–2026
65.9 °FAverage 2021–2026
74.6 °FAverage High 2021–2026
83.6 °F