Nassau Sound - Sawpit Creek Entrance Weather Forecast
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- 87
Chance Thunderstorms
- 79
- 88
Slight Chance Thunderstorms
- 78
- 88
Chance Thunderstorms
- 79
- 89
Chance Thunderstorms
- 79
- 91
Chance Thunderstorms
- 79
- 91
Slight Chance Thunderstorms
Today 10 Aug Coastal Duval
Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 107.
Tonight 10 Aug Coastal Duval
Partly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the upper 70s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 40 percent.
Nassau Sound - Sawpit Creek Entrance Temperature Statistics
August Temperature
Fernandina Beach Municipal Airport (6.8 miles)
Lowest 8 August, 2026
73.4 °FAverage August
80.4 °FHighest 1 August, 2026
91.4 °F
Climate (2021–2026)
Fernandina Beach Municipal Airport (6.8 miles)
Average Low 2021–2026
62.8 °FAverage 2021–2026
70.1 °FAverage High 2021–2026
78.3 °F