Steilacoom Rainfall Forecast

Today 21 May
No Rain
Fri 22 May
No Rain
Sat 23 May
No Rain
Sun 24 May
20%
Mon 25 May
65%
Tue 26 May
25%
Wed 27 May
5%

Steilacoom Rainfall Statistics

May Rainfall

Fort Lewis / Gray U. S. Army Airfield (4.3 miles)

Total Rainfall 2026
14.6in
Daily Average 2026
0.1in
Wettest Day 13 March, 2026
1.7in
Wet Days 2026
53/141 (38%)
Total Rainfall April
1.1in
Daily Average April
0.04in
Wettest Day 22 April, 2026
0.4in
Wet Days April
5/30 (17%)
Total Rainfall May
0.6in
Daily Average May
0.03in
Wettest Day 15 May, 2026
0.3in
Wet Days May
4/21 (19%)

Climate (2010–Present)

Fort Lewis / Gray U. S. Army Airfield (4.3 miles)

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Annual Average 2021–2025
36.6in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 24 August, 2021
7.2in

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