Matanzas River Mouth (St Augustine Inlet) Weather Forecast
- 72
- 84
Thunderstorms Likely
- 72
- 82
Rain Showers
- 73
- 81
Rain Showers
- 71
- 75
Rain Showers
- 69
- 79
Rain Showers Likely
- 70
- 81
Chance Rain Showers
Today 9 May Southeast Coastal St. Johns
Partly sunny. A chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the mid 80s. Southwest Winds around 5 Mph, becoming southeast 10 to 15 Mph this afternoon. Chance of rain 50 percent.
Tonight 9 May Southeast Coastal St. Johns
Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Lows in the lower 70s. South Winds 10 to 15 Mph. Chance of rain 50 percent.
Matanzas River Mouth (St Augustine Inlet) Temperature Statistics
May Temperature
Northeast Florida Regional Airport (4.3 miles)
Lowest 1 May, 2025
63 °FAverage May
74.9 °FHighest 4 May, 2025
87.1 °F
Climate (2020–Present)
Northeast Florida Regional Airport (4.3 miles)
Average Low 2020–2025
63.7 °FAverage 2020–2025
70.7 °FAverage High 2020–2025
78 °F