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Cowlitz Trail, WA Weather Forecast
Cowlitz Trail, WA Weather Forecast Dated: 533 PM Sun Sep 27 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Sunday, September 27, 2026
Mid-Morning
41°F 5°C
Cloudy
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
48°F 9°C
Sunny
Brisk around 56°F 13°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with increasing humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
42°F 5°C
Overcast
Mid-Afternoon
52°F 11°C
Overcast
Early-Evening
45°F 8°C
Sunny
Cool and brisk at 52°F 11°C, overcast through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
41°F 5°C
Drizzle
Mid-Afternoon
42°F 6°C
Light Rain
Early-Evening
43°F 7°C
Drizzle
Cold with a high near 42°F 6°C, on-and-off showers throughout the day, with steady humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
38°F 3°C
Sunny
Mid-Afternoon
53°F 12°C
Overcast
Early-Evening
48°F 9°C
Overcast
Crisp with a high near 53°F 12°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.
Thursday, October 1, 2026
Mid-Morning
53°F 11°C
Partly Cloudy
Mid-Afternoon
55°F 13°C
Cloudy
Early-Evening
49°F 10°C
Partly Cloudy
Brisk around 55°F 13°C, partly cloudy through the afternoon, turning cloudy this evening, with increasing humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
46°F 8°C
Sunny
Cool and brisk at 54°F 12°C, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
60°F 15°C
Sunny
Early-Evening
53°F 12°C
Sunny
Comfortable at 60°F 15°C, partly cloudy through the afternoon, turning sunny this evening, with increasing humidity and steady pressure.
Sunday, October 4, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
57°F 14°C
Sunny
Cool with a high near 65°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Monday, October 5, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
57°F 14°C
Cloudy
Refreshing around 66°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with increasing humidity and steady pressure.
Tuesday, October 6, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 16°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 62°F 16°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, October 7, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Comfortable at 66°F 19°C, sunny throughout the day, with steady humidity and steady pressure.
Thursday, October 8, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
63°F 17°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, sunny throughout the day, with steady humidity and steady pressure.
Friday, October 9, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
67°F 19°C
Sunny
Enjoyable around 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure.
Saturday, October 10, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
65°F 18°C
Sunny
Mild temperatures up to 73°F 23°C, sunny throughout the day, with increasing humidity and steady pressure.
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