Saint Johns River Mouth Weather Forecast
- 69
- 78
Mostly Sunny
- 69
- 81
Partly Sunny
- 65
- 79
Rain Showers Likely
- 61
- 67
Chance Rain Showers
- 62
- 67
Mostly Sunny
- 64
- 73
Mostly Sunny
- 66
- 74
Mostly Sunny
Today 19 Apr Coastal Duval
Sunny. Highs around 90. Northwest Winds around 5 Mph, becoming southwest this afternoon.
Tonight 19 Apr Coastal Duval
Mostly clear. Lows in the mid 60s. South Winds 5 to 10 Mph, becoming southwest after midnight.
Saint Johns River Mouth Temperature Statistics
April Temperature
Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)
Lowest 5 April, 2024
52.6 °FAverage April
70.7 °FHighest 11 April, 2024
86.6 °F
Climate (2019–Present)
Mayport Naval Station - Adm David L. McDonald Field (1.9 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
65.2 °FAverage 2019–2024
71.8 °FAverage High 2019–2024
79.1 °F