0.1 in

Rain Today

Rain Last Hour
0.1 in

Recorded at Southwest Washington Regional Airport Updated 12 mins ago (33.8 miles away)

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Real-Time Extremes

Hottest 91.3 °F
Port-Au-Prince / Aeroport International, PR
Coldest 1.3 °F
Anaktuvuk Pass, Anaktuvuk Pass Airport, AK
Windiest 48.3 mph
Mount Washington, NH
Wettest (Last Hour) 0.4 in
Portage, Portage Glacier, AK
Most Humid 100%
Hobby Field Airport, OR
Least Humid 21%
Elbert Mountain, Monument Pass, CO
Highest Pressure 1036.2 hPa
Salida - Monarch Pass, CO
Lowest Pressure 974.9 hPa
Homer, Homer Airport, AK

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Mount St Helens Rainfall Forecast

Today 10 Nov
95%
Wed 11 Nov
5%
Thu 12 Nov
20%
Fri 13 Nov
95%
Sat 14 Nov
95%
Sun 15 Nov
95%
Mon 16 Nov
65%

Mount St Helens Rainfall Statistics

November Rainfall

Southwest Washington Regional Airport (33.6 miles)

Total Rainfall 2026
18.3 in
Daily Average 2026
0.1 in
Wettest Day 13 March, 2026
1.6 in
Wet Days 2026
78/314 (25%)
Total Rainfall October
1.5 in
Daily Average October
0.05 in
Wettest Day 25 October, 2026
0.5 in
Wet Days October
9/31 (29%)
Total Rainfall November
0.6 in
Daily Average November
0.1 in
Wettest Day 7 November, 2026
0.3 in
Wet Days November
4/10 (40%)

Climate (2021–2025)

Southwest Washington Regional Airport (33.6 miles)

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

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