Usina Beach Weather Forecast
- 79
- 90
Chance Rain Showers
- 80
- 87
Thunderstorms Likely
- 80
- 84
Thunderstorms Likely
- 80
- 84
Chance Thunderstorms
- 80
- 84
Chance Thunderstorms
- 78
- 84
Chance Thunderstorms
Today 15 Aug Northeast Coastal St. Johns
Mostly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the lower 90s. West Winds around 5 Mph, becoming east this afternoon. Chance of rain 40 percent. Heat index Values up to 111.
Tonight 15 Aug Northeast Coastal St. Johns
Partly cloudy with a slight chance of Thunderstorms. A chance of Showers, mainly in the evening. Lows in the upper 70s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 30 percent.
Usina Beach Temperature Statistics
August Temperature
Northeast Florida Regional Airport (1.9 miles)
Lowest 8 August, 2025
73.9 °FAverage August
81.9 °FHighest 1 August, 2025
95 °F
Climate (2020–Present)
Northeast Florida Regional Airport (1.9 miles)
Average Low 2020–2025
63.8 °FAverage 2020–2025
70.8 °FAverage High 2020–2025
78.1 °F