South Fork St Lucie River - Arbeau Point Weather Forecast
- 77
- 87
Thunderstorms Likely
- 77
- 87
Chance Thunderstorms
- 76
- 87
Thunderstorms
- 78
- 86
Thunderstorms Likely
- 78
- 88
Thunderstorms Likely
- 77
- 87
Thunderstorms Likely
- 77
- 88
Thunderstorms Likely
Today 5 Sep Coastal Martin
Partly sunny with Showers and Thunderstorms likely. Highs around 90. South Winds 5 to 10 Mph. Chance of rain 70 percent. Heat index Values up to 104.
Tonight 5 Sep Coastal Martin
Mostly cloudy with Showers and Thunderstorms likely early in the Evening, then considerable cloudiness with a slight chance of Showers and Thunderstorms in the late evening and early morning. Partly cloudy late. Lows in the mid 70s. Southwest Winds around 5 Mph. Chance of rain 70 percent.
South Fork St Lucie River - Arbeau Point Temperature Statistics
September Temperature
Witham Field Airport (2.5 miles)
Lowest 1 September, 2026
77 °FAverage September
80.4 °FHighest 1 September, 2026
87.8 °F
Climate (2021–2026)
Witham Field Airport (2.5 miles)
Average Low 2021–2026
69.4 °FAverage 2021–2026
74.6 °FAverage High 2021–2026
83.1 °F