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City of Chehalis, WAChehalis, WA 14 Day Weather - 98532 WeatherWorld.com
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Chehalis, WA Weather Forecast
Chehalis, WA Weather Forecast Dated: 400 AM Sun Sep 20 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Sunday, September 20, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
65°F 18°C
Sunny
Pleasant near 77°F 25°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
61°F 16°C
Sunny
Comfortable with temperatures reaching 74°F 23°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
57°F 14°C
Sunny
Enjoyable around 70°F 21°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
56°F 14°C
Cloudy
Cool with a high near 61°F 16°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
59°F 15°C
Overcast
Refreshing around 65°F 19°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds turning from the NNE to the NNW at 5 mph 9 km/h.
Friday, September 25, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
54°F 12°C
Overcast
Mildly cool near 65°F 19°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the WSW to the SW at 5 mph 9 km/h.
Saturday, September 26, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Comfortable at 67°F 19°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
53°F 12°C
Partly Cloudy
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
59°F 15°C
Cloudy
Cool with a high near 62°F 17°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
69°F 20°C
Light Fog
Early-Evening
58°F 14°C
Light Fog
Mild temperatures up to 69°F 20°C, overcast throughout the day, with increasing humidity and barometric pressure falling. Winds moving from the SSW to the WSW at 6 mph 9 km/h.
Tuesday, September 29, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
57°F 14°C
Sunny
Mildly cool near 64°F 18°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
71°F 22°C
Partly Cloudy
Early-Evening
61°F 16°C
Cloudy
Pleasant near 71°F 22°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Thursday, October 1, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
64°F 18°C
Overcast
Comfortable with temperatures reaching 74°F 24°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
61°F 16°C
Overcast
Enjoyable around 71°F 22°C, overcast throughout the day, with steady humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
58°F 15°C
Scattered Showers
Mildly cool near 67°F 20°C, scattered downpours possible, with steady humidity and steady pressure.
Chehalis, WA Weather Radar Map
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