Cowlitz River - Kelso Rainfall Forecast

Today 26 Mar
5%
Fri 27 Mar
No Rain
Sat 28 Mar
No Rain
Sun 29 Mar
30%
Mon 30 Mar
40%
Tue 31 Mar
40%
Wed 1 Apr
65%

Cowlitz River - Kelso Rainfall Statistics

March Rainfall

Southwest Washington Regional Airport (1.9 miles)

Total Rainfall 2026
12.5in
Daily Average 2026
0.2in
Wettest Day 13 March, 2026
1.6in
Wet Days 2026
48/85 (56%)
Total Rainfall February
3.8in
Daily Average February
0.1in
Wettest Day 8 February, 2026
0.5in
Wet Days February
18/28 (64%)
Total Rainfall March
5.2in
Daily Average March
0.2in
Wettest Day 13 March, 2026
1.6in
Wet Days March
15/26 (58%)

Climate (2010–Present)

Southwest Washington Regional Airport (1.9 miles)

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Annual Average 2021–2025
39.7in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 4 November, 2022
4.2in

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