Middle Island Weather Forecast
- 39
- 52
Chance Rain Showers
- 20
- 43
Mostly Cloudy
- 27
- 36
Partly Sunny
- 27
- 41
Chance Rain
- 19
- 34
Partly Sunny
- 16
- 31
Partly Sunny
- 14
- 26
Partly Sunny
Today 14 Jan Northwest Suffolk
Mostly cloudy with a 20 percent chance of rain. Highs around 50. South Winds around 5 Mph.
Tonight 14 Jan Northwest Suffolk
Cloudy with a 50 percent chance of rain. Lows in the upper 30s. South Winds 5 to 10 Mph.
Middle Island Temperature Statistics
January Temperature
Shirley, Brookhaven Airport (5.6 miles)
Lowest 5 January, 2026
14 °FAverage January
33.6 °FHighest 10 January, 2026
50 °F
Climate (2021–Present)
Shirley, Brookhaven Airport (5.6 miles)
Average Low 2021–2026
46.4 °FAverage 2021–2026
54.7 °FAverage High 2021–2026
62.8 °F