Saint Johns River - Sixmile Creek Entrance Weather Forecast
- 75
- 93
Thunderstorms Likely
- 76
- 93
Thunderstorms Likely
- 76
- 93
Chance Thunderstorms
- 76
- 93
Thunderstorms Likely
- 76
- 89
Chance Thunderstorms
- 76
- 88
Chance Thunderstorms
Today 11 Sep Western St. Johns
Partly sunny with a slight chance of Showers in the Morning, then mostly cloudy with Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 70 percent. Heat index Values up to 106.
Tonight 11 Sep Western St. Johns
Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 50 percent.
Saint Johns River - Sixmile Creek Entrance Temperature Statistics
September Temperature
Northeast Florida Regional Airport (12.4 miles)
Lowest 7 September, 2026
73.9 °FAverage September
80.7 °FHighest 6 September, 2026
89.1 °F
Climate (2021–2026)
Northeast Florida Regional Airport (12.4 miles)
Average Low 2021–2026
63.7 °FAverage 2021–2026
70.8 °FAverage High 2021–2026
78.1 °F