Great South Bay Rainfall Forecast

Today 8 Jun
60%
Mon 9 Jun
45%
Tue 10 Jun
70%
Wed 11 Jun
20%
Thu 12 Jun
5%
Fri 13 Jun
10%
Sat 14 Jun
35%

Great South Bay Rainfall Statistics

June Rainfall

Islip, Long Island Mac Arthur Airport (8.1 miles)

Total Rainfall 2025
15.8in
Daily Average 2025
0.1in
Wettest Day 22 May, 2025
1.5in
Wet Days 2025
54/159 (34%)
Total Rainfall May
4.7in
Daily Average May
0.2in
Wettest Day 22 May, 2025
1.5in
Wet Days May
15/31 (48%)
Total Rainfall June
0in
Daily Average June
0in
Wettest Day 1 June, 2025
0in
Wet Days June
–

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
3.8in
Daily Average 2020–2025
0.1in
Wettest Day 16 July, 2023
4.6in

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