Butterworth Reservoir Rainfall Forecast

Today 15 May
70%
Fri 16 May
60%
Sat 17 May
75%
Sun 18 May
15%
Mon 19 May
50%
Tue 20 May
30%
Wed 21 May
10%

Butterworth Reservoir Rainfall Statistics

May Rainfall

Tacoma, Tacoma Narrows Airport (6.8 miles)

Total Rainfall 2025
13.8in
Daily Average 2025
0.1in
Wettest Day 23 March, 2025
1.1in
Wet Days 2025
62/135 (46%)
Total Rainfall April
2in
Daily Average April
0.1in
Wettest Day 6 April, 2025
0.6in
Wet Days April
8/30 (27%)
Total Rainfall May
0.1in
Daily Average May
0.01in
Wettest Day 11 May, 2025
0.1in
Wet Days May
2/15 (13%)

Climate (2010–Present)

Tacoma, Tacoma Narrows Airport (6.8 miles)

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Annual Average 2020–2024
39.4in
Monthly Average 2020–2025
3.3in
Daily Average 2020–2025
0.1in
Wettest Day 28 February, 2022
3in

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