Stony Brook Rainfall Forecast

Today 9 Nov
30%
Tue 10 Nov
No Rain
Wed 11 Nov
No Rain
Thu 12 Nov
50%
Fri 13 Nov
75%
Sat 14 Nov
35%
Sun 15 Nov
No Rain

Stony Brook Rainfall Statistics

November Rainfall

Islip, Long Island Mac Arthur Airport (8.7 miles)

Total Rainfall 2026
43.5 in
Daily Average 2026
0.1 in
Wettest Day 20 August, 2026
3.3 in
Wet Days 2026
113/313 (36%)
Total Rainfall October
2 in
Daily Average October
0.1 in
Wettest Day 11 October, 2026
1.4 in
Wet Days October
5/31 (16%)
Total Rainfall November
1.6 in
Daily Average November
0.2 in
Wettest Day 6 November, 2026
1 in
Wet Days November
3/9 (33%)

Climate (2021–2025)

Islip, Long Island Mac Arthur Airport (8.7 miles)

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

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