Short Beach Weather Forecast
- 58
- 77
Mostly Sunny
- 64
- 79
Chance Rain Showers
- 68
- 82
Mostly Sunny
- 60
- 83
Rain Showers Likely
- 57
- 74
Slight Chance Rain Showers
- 56
- 74
Mostly Sunny
- 56
- 73
Partly Sunny
Today 3 Sep Northwest Suffolk
Sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.
Tonight 3 Sep Northwest Suffolk
Mostly clear. Lows in the upper 50s. South Winds 5 to 10 Mph.
Short Beach Temperature Statistics
September Temperature
Islip, Long Island Mac Arthur Airport (9.9 miles)
Lowest 1 September, 2025
59 °FAverage September
68.1 °FHighest 1 September, 2025
77 °F
Climate (2020–Present)
Islip, Long Island Mac Arthur Airport (9.9 miles)
Average Low 2020–2025
47.4 °FAverage 2020–2025
55.2 °FAverage High 2020–2025
63.1 °F