Twelve Mile Swamp Conservation Area Weather Forecast
- 76
- 95
Chance Thunderstorms
- 77
- 96
Partly Sunny
- 77
- 95
Mostly Sunny
- 77
- 95
Partly Sunny
- 77
- 94
Slight Chance Thunderstorms
- 77
- 92
Chance Thunderstorms
Today 21 Jul Northern Inland St. Johns
Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent. Heat index Values up to 105.
Tonight 21 Jul Northern Inland St. Johns
Partly cloudy. Lows in the upper 70s. South Winds 5 to 10 Mph.
Twelve Mile Swamp Conservation Area Temperature Statistics
July Temperature
Northeast Florida Regional Airport (4.3 miles)
Lowest 2 July, 2026
72 °FAverage July
81.5 °FHighest 7 July, 2026
93 °F
Climate (2021–2026)
Northeast Florida Regional Airport (4.3 miles)
Average Low 2021–2026
63.7 °FAverage 2021–2026
70.8 °FAverage High 2021–2026
78 °F