0in

Rain Today

Rain Last Hour
0in

Recorded at Islip, Long Island Mac Arthur Airport Updated 39 mins ago (12.3 miles away)

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Real-Time Extremes

Hottest 85.9 °F
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Coldest -34.7 °F
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Windiest 51.7mph
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Wettest (Last Hour) 0.5in
College Station, Easterwood Field, TX
Most Humid 100%
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Least Humid 11%
Los Angeles, Whiteman Airport, CA
Highest Pressure 1059.6 hPa
Carroll County Regional Jack B Poage Field, MD
Lowest Pressure 966.5 hPa
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Trending Locations

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Port Jefferson Harbor Entrance Rainfall Forecast

Today 9 Jan
40%
Sat 10 Jan
85%
Sun 11 Jan
95%
Mon 12 Jan
5%
Tue 13 Jan
No Rain
Wed 14 Jan
15%
Thu 15 Jan
25%

Port Jefferson Harbor Entrance Rainfall Statistics

January Rainfall

Islip, Long Island Mac Arthur Airport (11.8 miles)

Total Rainfall 2026
0.1in
Daily Average 2026
0.01in
Wettest Day 6 January, 2026
0.04in
Wet Days 2026
2/9 (22%)
Total Rainfall December
3.4in
Daily Average December
0.1in
Wettest Day 2 December, 2025
1.3in
Wet Days December
9/31 (29%)
Total Rainfall January
0.1in
Daily Average January
0.01in
Wettest Day 6 January, 2026
0.04in
Wet Days January
2/9 (22%)

Climate (2010–Present)

Islip, Long Island Mac Arthur Airport (11.8 miles)

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Annual Average 2021–2025
44.1in
Monthly Average 2021–2025
3.7in
Daily Average 2021–2026
0.1in
Wettest Day 16 July, 2023
4.6in

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