Six Flags - Great Adventure Weather Forecast
- 59
- 89
Rain Showers
- 51
- 72
Rain Showers Likely
- 51
- 75
Mostly Sunny
- 57
- 73
Chance Rain Showers
- 54
- 72
Chance Rain Showers
- 55
- 80
Mostly Sunny
Today 6 Sep Ocean
Showers likely with a chance of Thunderstorms. Some Thunderstorms may be severe. Locally heavy rainfall possible. Hot with Highs in the upper 80s. Temperature falling into the lower 80s late. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.
Tonight 6 Sep Ocean
Showers with a chance of Thunderstorms in the Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Some Thunderstorms may be severe in the evening. Locally heavy rainfall possible in the evening. Humid with Lows in the upper 50s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming north 5 to 10 Mph after midnight. Chance of rain 90 percent.
Six Flags - Great Adventure Temperature Statistics
September Temperature
Lakehurst Naval Air Station (7.5 miles)
Lowest 2 September, 2025
48 °FAverage September
64 °FHighest 4 September, 2025
81 °F
Climate (2020–Present)
Lakehurst Naval Air Station (7.5 miles)
Average Low 2020–2025
46.4 °FAverage 2020–2025
56.1 °FAverage High 2020–2025
65.5 °F