North Great River Rainfall Forecast

Today 18 Jun
60%
Thu 19 Jun
30%
Fri 20 Jun
40%
Sat 21 Jun
No Rain
Sun 22 Jun
15%
Mon 23 Jun
5%
Tue 24 Jun
5%

North Great River Rainfall Statistics

June Rainfall

Islip, Long Island Mac Arthur Airport (4.3 miles)

Total Rainfall 2025
17in
Daily Average 2025
0.1in
Wettest Day 22 May, 2025
1.5in
Wet Days 2025
59/169 (35%)
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
1.2in
Daily Average June
0.1in
Wettest Day 14 June, 2025
0.6in
Wet Days June
5/18 (28%)

Climate (2010–Present)

Islip, Long Island Mac Arthur Airport (4.3 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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