Sullivan Rainfall Forecast

Today 18 Sep
60%
Sat 19 Sep
95%
Sun 20 Sep
75%
Mon 21 Sep
15%
Tue 22 Sep
15%
Wed 23 Sep
10%
Thu 24 Sep
5%

Sullivan Rainfall Statistics

September Rainfall

Watertown (12.4 miles)

Total Rainfall 2026
21.9in
Daily Average 2026
0.1in
Wettest Day 1 August, 2026
5in
Wet Days 2026
45/261 (17%)
Total Rainfall August
7.2in
Daily Average August
0.2in
Wettest Day 1 August, 2026
5in
Wet Days August
9/31 (29%)
Total Rainfall September
2.3in
Daily Average September
0.1in
Wettest Day 3 September, 2026
1.1in
Wet Days September
4/18 (22%)

Climate (2021–2025)

Watertown (12.4 miles)

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Annual Average 2021–2025
26.3in
Monthly Average 2021–2026
2.6in
Daily Average 2021–2026
0.1in
Wettest Day 1 August, 2026
5in

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