Iselin Weather Forecast
- 69
- 91
Chance Thunderstorms
- 64
- 83
Mostly Sunny
- 64
- 82
Mostly Sunny
- 68
- 87
Partly Sunny
- 75
- 92
Mostly Sunny
- 77
- 98
Slight Chance Thunderstorms
- 74
- 94
Chance Thunderstorms
Today 20 Jul Middlesex
Patchy fog this morning. Mostly cloudy with a slight chance of Showers and Thunderstorms this Morning, then mostly sunny with a chance of Showers and Thunderstorms this afternoon. Hot with Highs around 90. Southwest Winds around 5 Mph. Chance of rain 40 percent.
Tonight 20 Jul Middlesex
Partly cloudy with a chance of Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 60s. Northwest Winds around 5 Mph. Chance of rain 50 percent.
Iselin Temperature Statistics
July Temperature
Linden Airport (5 miles)
Lowest 4 July, 2025
63.5 °FAverage July
78.9 °FHighest 8 July, 2025
95.2 °F
Climate (2020–Present)
Linden Airport (5 miles)
Average Low 2020–2025
48.2 °FAverage 2020–2025
55.8 °FAverage High 2020–2025
64 °F