Avalon State Park Weather Forecast
- 79
- 89
Thunderstorms Likely
- 80
- 88
Chance Thunderstorms
- 79
- 88
Chance Thunderstorms
- 78
- 88
Chance Thunderstorms
- 77
- 90
Chance Thunderstorms
- 79
- 90
Slight Chance Thunderstorms
Today 19 Aug Coastal St. Lucie
Sunny late in the morning then becoming partly cloudy. A chance of Thunderstorms. A chance of Showers late in the Morning, then Showers likely late in the afternoon and towards Sunset. Highs in the lower 90s. Northwest Winds around 5 Mph becoming southeast late in the afternoon and towards Sunset. Chance of rain 60 percent. Heat index Values up to 108.
Tonight 19 Aug Coastal St. Lucie
Partly cloudy in the late evening and early morning then becoming clear. Lows in the upper 70s. Southwest Winds around 5 Mph in the late evening and early morning becoming light and variable.
Avalon State Park Temperature Statistics
August Temperature
Fort Pierce, St. Lucie County International Airport (4.3 miles)
Lowest 2 August, 2026
74.6 °FAverage August
83.7 °FHighest 17 August, 2026
95 °F
Climate (2021–2026)
Fort Pierce, St. Lucie County International Airport (4.3 miles)
Average Low 2021–2026
65.9 °FAverage 2021–2026
74.7 °FAverage High 2021–2026
83.6 °F