10-day forecast for Chehalis, WA: 38° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Thursday, October 15
63° · 0.19 in
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1578° / 49°0
Morning53°feels 53°
Afternoon77°feels 77°
Evening64°feels 64°
Overnight50°feels 48°
78 °
Chehalis, Thursday, 15 October
Mostly clear. High 78°, low 49°.
Pressure30.33 inHg
Wind3.7 mph N
Humidity73%
Visibility6.2 mi
Dew point52°
Fri, 1677° / 49°0
Morning50°feels 48°
Afternoon75°feels 74°
Evening58°feels 57°
Overnight52°feels 50°
77 °
Chehalis, Friday, 16 October
Overcast. High 77°, low 49°.
Pressure30.15 inHg
Wind1.9 mph S
Humidity44%
Visibility6.2 mi
Dew point47°
Sat, 1763° / 45°0.19
Morning55°feels 54°
Afternoon63°feels 62°
Evening51°feels 50°
Overnight52°feels 51°
63 °
Chehalis, Saturday, 17 October
Rain. High 63°, low 45°.
Pressure30.24 inHg
Wind7.3 mph NW
Humidity69%
Visibility6.2 mi
Dew point50°
Sun, 1858° / 42°0
Morning46°feels 43°
Afternoon53°feels 52°
Evening55°feels 54°
Overnight45°feels 42°
58 °
Chehalis, Sunday, 18 October
Overcast. High 58°, low 42°.
Pressure30.12 inHg
Wind7.8 mph N
Humidity78%
Visibility—
Dew point44°
Mon, 1956° / 43°0.01
Morning46°feels 46°
Afternoon53°feels 51°
Evening54°feels 53°
Overnight44°feels 44°
56 °
Chehalis, Monday, 19 October
Light rain. High 56°, low 43°.
Pressure29.94 inHg
Wind4.5 mph W
Humidity74%
Visibility—
Dew point43°
Tue, 2061° / 38°0
Morning44°feels 43°
Afternoon55°feels 52°
Evening57°feels 55°
Overnight42°feels 40°
61 °
Chehalis, Tuesday, 20 October
Mostly clear. High 61°, low 38°.
Pressure30.12 inHg
Wind5.4 mph N
Humidity55%
Visibility—
Dew point36°
Wed, 2163° / 38°0
Morning43°feels 41°
Afternoon55°feels 53°
Evening59°feels 57°
Overnight43°feels 43°
63 °
Chehalis, Wednesday, 21 October
Mostly clear. High 63°, low 38°.
Pressure30.12 inHg
Wind5.8 mph N
Humidity58%
Visibility—
Dew point37°
Thu, 2262° / 39°0
Morning45°feels 44°
Afternoon56°feels 54°
Evening56°feels 55°
Overnight42°feels 42°
62 °
Chehalis, Thursday, 22 October
Partly cloudy. High 62°, low 39°.
Pressure30.06 inHg
Wind5.4 mph W
Humidity49%
Visibility—
Dew point35°
Fri, 2361° / 39°0
Morning44°feels 43°
Afternoon54°feels 52°
Evening57°feels 55°
Overnight42°feels 42°
61 °
Chehalis, Friday, 23 October
Clear. High 61°, low 39°.
Pressure30.30 inHg
Wind2.8 mph N
Humidity70%
Visibility—
Dew point41°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Chehalis, WA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.