Twin Sloughs Rainfall Forecast

Today 11 Sep
No Rain
Sat 12 Sep
5%
Sun 13 Sep
35%
Mon 14 Sep
65%
Tue 15 Sep
15%
Wed 16 Sep
15%
Thu 17 Sep
15%

Twin Sloughs Rainfall Statistics

September Rainfall

Watertown, Watertown Municipal Airport (35.4 miles)

Total Rainfall 2026
12.7in
Daily Average 2026
0.1in
Wettest Day 8 July, 2026
1.3in
Wet Days 2026
70/254 (28%)
Total Rainfall August
0.2in
Daily Average August
0.01in
Wettest Day 13 August, 2026
0.1in
Wet Days August
4/31 (13%)
Total Rainfall September
0.5in
Daily Average September
0.1in
Wettest Day 7 September, 2026
0.3in
Wet Days September
4/11 (36%)

Climate (2021–2025)

Watertown, Watertown Municipal Airport (35.4 miles)

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Annual Average 2021–2025
23.7in
Monthly Average 2021–2026
1.9in
Daily Average 2021–2026
0.1in
Wettest Day 9 October, 2021
2.2in

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