0in

Rain Today

Rain Last Hour
0in

Recorded at Islip, Long Island Mac Arthur Airport Updated 30 mins ago (8.5 miles away)

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Real-Time Extremes

Hottest 84.1 °F
Majuro Atoll - NWS Office, HI
Coldest -38.3 °F
Arctic Village, Arctic Village Airport, AK
Windiest 65.5mph
Mount Washington, NH
Wettest (Last Hour) 0.1in
Duke Field / Eglin Auxiliary, FL
Most Humid 100%
Metter Municipal Airport, GA
Least Humid 24%
Wasilla, Wasilla Airport, AK
Highest Pressure 1030.5 hPa
Mammoth Yosemite Airport, CA
Lowest Pressure 978 hPa
Togiac Village, Togiak Airport, AK

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Great South Bay Rainfall Forecast

Today 8 Dec
No Rain
Tue 9 Dec
No Rain
Wed 10 Dec
55%
Thu 11 Dec
30%
Fri 12 Dec
35%
Sat 13 Dec
35%
Sun 14 Dec
25%

Great South Bay Rainfall Statistics

December Rainfall

Islip, Long Island Mac Arthur Airport (8.1 miles)

Total Rainfall 2025
33.7in
Daily Average 2025
0.1in
Wettest Day 31 July, 2025
2.9in
Wet Days 2025
108/342 (32%)
Total Rainfall November
2in
Daily Average November
0.1in
Wettest Day 25 November, 2025
0.7in
Wet Days November
10/30 (33%)
Total Rainfall December
1.3in
Daily Average December
0.3in
Wettest Day 2 December, 2025
1.3in
Wet Days December
1/8 (13%)

Climate (2010–Present)

Islip, Long Island Mac Arthur Airport (8.1 miles)

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Annual Average 2020–2024
45.6in
Monthly Average 2020–2025
3.7in
Daily Average 2020–2025
0.1in
Wettest Day 16 July, 2023
4.6in

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