10-day forecast for West Islip, NY: 34° to 61°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Friday, November 20
58° · 0.13 in
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1547° / 38°0
Morning42°feels 37°
Afternoon46°feels 41°
Evening39°feels 35°
Overnight42°feels 38°
47 °
West Islip, Sunday, 15 November
Overcast. High 47°, low 38°.
Pressure30.09 inHg
Wind10.5 mph NW
Humidity55%
Visibility6.2 mi
Dew point29°
Mon, 1648° / 34°0
Morning38°feels 34°
Afternoon48°feels 44°
Evening40°feels 37°
Overnight36°feels 32°
48 °
West Islip, Monday, 16 November
Overcast. High 48°, low 34°.
Pressure30.39 inHg
Wind8.1 mph NW
Humidity57%
Visibility6.2 mi
Dew point33°
Tue, 1751° / 34°0
Morning37°feels 33°
Afternoon50°feels 50°
Evening43°feels 40°
Overnight34°feels 31°
51 °
West Islip, Tuesday, 17 November
Clear. High 51°, low 34°.
Pressure30.45 inHg
Wind2.8 mph W
Humidity62%
Visibility6.2 mi
Dew point37°
Wed, 1856° / 38°0
Morning42°feels 39°
Afternoon50°feels 49°
Evening51°feels 50°
Overnight39°feels 35°
56 °
West Islip, Wednesday, 18 November
Clear. High 56°, low 38°.
Pressure30.45 inHg
Wind5.7 mph NW
Humidity65%
Visibility—
Dew point37°
Thu, 1959° / 38°0
Morning44°feels 41°
Afternoon52°feels 50°
Evening53°feels 51°
Overnight48°feels 45°
59 °
West Islip, Thursday, 19 November
Mostly clear. High 59°, low 38°.
Pressure30.42 inHg
Wind7.7 mph SW
Humidity63%
Visibility—
Dew point38°
Fri, 2061° / 50°0
Morning53°feels 50°
Afternoon56°feels 54°
Evening58°feels 56°
Overnight53°feels 51°
61 °
West Islip, Friday, 20 November
Clear. High 61°, low 50°.
Pressure30.12 inHg
Wind12.8 mph NW
Humidity53%
Visibility—
Dew point38°
Sat, 2150° / 44°0
Morning47°feels 42°
Afternoon47°feels 43°
Evening48°feels 45°
Overnight46°feels 43°
50 °
West Islip, Saturday, 21 November
Clear. High 50°, low 44°.
Pressure30.45 inHg
Wind12.3 mph N
Humidity56%
Visibility—
Dew point32°
Sun, 2252° / 45°0
Morning46°feels 44°
Afternoon50°feels 46°
Evening50°feels 47°
Overnight50°feels 48°
52 °
West Islip, Sunday, 22 November
Partly cloudy. High 52°, low 45°.
Pressure30.47 inHg
Wind10.5 mph SE
Humidity55%
Visibility—
Dew point33°
Mon, 2358° / 52°0.13
Morning54°feels 53°
Afternoon56°feels 55°
Evening58°feels 57°
Overnight54°feels 54°
58 °
West Islip, Monday, 23 November
Light rain. High 58°, low 52°.
Pressure30.15 inHg
Wind14.7 mph S
Humidity89%
Visibility—
Dew point52°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in West Islip, NY around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.