West Islip Weather Forecast
- 70
- 80
Mostly Cloudy
- 69
- 82
Mostly Cloudy
- 71
- 81
Slight Chance Thunderstorms
- 72
- 83
Chance Thunderstorms
- 73
- 86
Slight Chance Thunderstorms
- 74
- 86
Slight Chance Thunderstorms
- 74
- 86
Chance Rain Showers
Today 11 Jul Southwest Suffolk
Sunny. Near steady temperature in the upper 70s. Southeast Winds 5 to 10 Mph.
Tonight 11 Jul Southwest Suffolk
Mostly cloudy. Lows around 70. Southeast Winds 5 to 10 Mph.
West Islip Temperature Statistics
July Temperature
Farmingdale - Republic Airport (5.6 miles)
Lowest 4 July, 2025
64.7 °FAverage July
77.2 °FHighest 8 July, 2025
92.6 °F
Climate (2020–Present)
Farmingdale - Republic Airport (5.6 miles)
Average Low 2020–2025
48.7 °FAverage 2020–2025
56.1 °FAverage High 2020–2025
63.4 °F