Sumner Rainfall Forecast

Today 7 Sep
5%
Tue 8 Sep
5%
Wed 9 Sep
20%
Thu 10 Sep
80%
Fri 11 Sep
10%
Sat 12 Sep
5%
Sun 13 Sep
10%

Sumner Rainfall Statistics

September Rainfall

Auburn-Lewiston (24.9 miles)

Total Rainfall 2026
15.2in
Daily Average 2026
0.1in
Wettest Day 16 March, 2026
1.1in
Wet Days 2026
79/250 (32%)
Total Rainfall August
1.2in
Daily Average August
0.04in
Wettest Day 3 August, 2026
0.9in
Wet Days August
8/31 (26%)
Total Rainfall September
0.2in
Daily Average September
0.04in
Wettest Day 3 September, 2026
0.2in
Wet Days September
1/7 (14%)

Climate (2021–2025)

Auburn-Lewiston (24.9 miles)

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Annual Average 2021–2025
27.1in
Monthly Average 2021–2026
2.2in
Daily Average 2021–2026
0.1in
Wettest Day 23 January, 2025
7.8in

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