Riverhead Rainfall Forecast

Today 3 Oct
15%
Sun 4 Oct
55%
Mon 5 Oct
40%
Tue 6 Oct
No Rain
Wed 7 Oct
No Rain
Thu 8 Oct
No Rain
Fri 9 Oct
No Rain

Riverhead Rainfall Statistics

October Rainfall

The Gabreski Airport (5 miles)

Total Rainfall 2026
32.5in
Daily Average 2026
0.1in
Wettest Day 20 August, 2026
2.1in
Wet Days 2026
86/276 (31%)
Total Rainfall September
8.1in
Daily Average September
0.3in
Wettest Day 27 September, 2026
1.9in
Wet Days September
15/30 (50%)
Total Rainfall October
0in
Daily Average October
0in
Wettest Day 1 October, 2026
0in
Wet Days October
–

Climate (2021–2025)

The Gabreski Airport (5 miles)

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Annual Average 2021–2025
39.8in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 15 August, 2023
3.9in

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