The Basin Rainfall Forecast

Today 5 Sep
5%
Sun 6 Sep
10%
Mon 7 Sep
No Rain
Tue 8 Sep
5%
Wed 9 Sep
45%
Thu 10 Sep
65%
Fri 11 Sep
5%

The Basin Rainfall Statistics

September Rainfall

Wiscasset Airport (13 miles)

Total Rainfall 2026
22.7in
Daily Average 2026
0.1in
Wettest Day 25 May, 2026
1.6in
Wet Days 2026
95/248 (38%)
Total Rainfall August
1.6in
Daily Average August
0.1in
Wettest Day 3 August, 2026
0.8in
Wet Days August
7/31 (23%)
Total Rainfall September
0.2in
Daily Average September
0.1in
Wettest Day 3 September, 2026
0.2in
Wet Days September
1/5 (20%)

Climate (2021–2025)

Wiscasset Airport (13 miles)

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Annual Average 2021–2025
42.9in
Monthly Average 2021–2026
3.5in
Daily Average 2021–2026
0.1in
Wettest Day 30 April, 2023
3.3in

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