0.01in

Rain Today

Rain Last Hour
0in

Recorded at Southwest Washington Regional Airport Updated 20 mins ago (23.6 miles away)

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Real-Time Extremes

Hottest 89.5 °F
Port-Au-Prince / Aeroport International, PR
Coldest -45.5 °F
Northway, Northway Airport, AK
Windiest 77.2mph
Mount Washington, NH
Wettest (Last Hour) 0.4in
Oxford, Waterbury-Oxford Airport, CT
Most Humid 100%
Hobby Field Airport, OR
Least Humid 8%
Buckley Air Force Base Airport, CO
Highest Pressure 1035.9 hPa
Atka, Atka Airport, AK
Lowest Pressure 982.7 hPa
CROSBY, ND

Trending Locations

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Columbia River - Westport Slough Entrance Rainfall Forecast

Today 19 Dec
90%
Sat 20 Dec
100%
Sun 21 Dec
100%
Mon 22 Dec
95%
Tue 23 Dec
70%
Wed 24 Dec
55%
Thu 25 Dec
50%

Columbia River - Westport Slough Entrance Rainfall Statistics

December Rainfall

Southwest Washington Regional Airport (23 miles)

Total Rainfall 2025
33.2in
Daily Average 2025
0.1in
Wettest Day 8 December, 2025
2.4in
Wet Days 2025
137/353 (39%)
Total Rainfall November
5.3in
Daily Average November
0.2in
Wettest Day 6 November, 2025
0.7in
Wet Days November
20/30 (67%)
Total Rainfall December
7.4in
Daily Average December
0.4in
Wettest Day 8 December, 2025
2.4in
Wet Days December
13/19 (68%)

Climate (2010–Present)

Southwest Washington Regional Airport (23 miles)

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Annual Average 2020–2024
39.1in
Monthly Average 2020–2025
3.2in
Daily Average 2020–2025
0.1in
Wettest Day 4 November, 2022
4.2in

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