Merrimack River - Deer Island Rainfall Forecast

Today 19 Sep
No Rain
Sun 20 Sep
80%
Mon 21 Sep
85%
Tue 22 Sep
No Rain
Wed 23 Sep
No Rain
Thu 24 Sep
30%
Fri 25 Sep
35%

Merrimack River - Deer Island Rainfall Statistics

September Rainfall

Lawrence Municipal Airport (13.7 miles)

Total Rainfall 2026
21.6in
Daily Average 2026
0.1in
Wettest Day 28 July, 2026
1.2in
Wet Days 2026
92/262 (35%)
Total Rainfall August
1.3in
Daily Average August
0.04in
Wettest Day 3 August, 2026
0.6in
Wet Days August
6/31 (19%)
Total Rainfall September
2in
Daily Average September
0.1in
Wettest Day 13 September, 2026
1.2in
Wet Days September
7/19 (37%)

Climate (2021–2025)

Lawrence Municipal Airport (13.7 miles)

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Annual Average 2021–2025
43in
Monthly Average 2021–2026
3.4in
Daily Average 2021–2026
0.1in
Wettest Day 8 August, 2023
6.7in

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