10-day forecast for Saint Clair, WA: 40° to 68°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Monday, October 26
54° · 0.09 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1864° / 42°0
Morning42°feels 39°
Afternoon64°feels 62°
Evening50°feels 48°
Overnight46°feels 45°
64 °
Saint Clair, Sunday, 18 October
Overcast. High 64°, low 42°.
Pressure30.15 inHg
Wind5.3 mph NE
Humidity69%
Visibility6.2 mi
Dew point46°
Mon, 1961° / 44°0
Morning47°feels 47°
Afternoon60°feels 58°
Evening53°feels 52°
Overnight45°feels 45°
61 °
Saint Clair, Monday, 19 October
Clear. High 61°, low 44°.
Pressure30.00 inHg
Wind2.8 mph W
Humidity67%
Visibility6.2 mi
Dew point46°
Tue, 2062° / 47°0
Morning48°feels 45°
Afternoon61°feels 60°
Evening52°feels 51°
Overnight48°feels 46°
62 °
Saint Clair, Tuesday, 20 October
Mostly clear. High 62°, low 47°.
Pressure30.06 inHg
Wind7.8 mph NE
Humidity73%
Visibility6.2 mi
Dew point48°
Wed, 2162° / 44°0
Morning44°feels 44°
Afternoon62°feels 60°
Evening60°feels 59°
Overnight47°feels 47°
62 °
Saint Clair, Wednesday, 21 October
Overcast. High 62°, low 44°.
Pressure29.94 inHg
Wind0.7 mph N
Humidity78%
Visibility1.4 mi
Dew point47°
Thu, 2254° / 43°0.09
Morning45°feels 43°
Afternoon50°feels 48°
Evening52°feels 51°
Overnight45°feels 42°
54 °
Saint Clair, Thursday, 22 October
Light rain. High 54°, low 43°.
Pressure30.00 inHg
Wind9 mph S
Humidity96%
Visibility—
Dew point47°
Fri, 2361° / 40°0
Morning44°feels 43°
Afternoon54°feels 52°
Evening56°feels 54°
Overnight43°feels 42°
61 °
Saint Clair, Friday, 23 October
Mostly clear. High 61°, low 40°.
Pressure30.21 inHg
Wind4.2 mph S
Humidity63%
Visibility—
Dew point39°
Sat, 2461° / 41°0
Morning45°feels 44°
Afternoon54°feels 52°
Evening57°feels 55°
Overnight44°feels 44°
61 °
Saint Clair, Saturday, 24 October
Overcast. High 61°, low 41°.
Pressure30.12 inHg
Wind5.2 mph NE
Humidity60%
Visibility—
Dew point38°
Sun, 2567° / 41°0
Morning46°feels 45°
Afternoon58°feels 56°
Evening62°feels 60°
Overnight47°feels 47°
67 °
Saint Clair, Sunday, 25 October
Overcast. High 67°, low 41°.
Pressure30.06 inHg
Wind5.3 mph NE
Humidity51%
Visibility—
Dew point37°
Mon, 2668° / 45°0
Morning49°feels 48°
Afternoon59°feels 56°
Evening62°feels 59°
Overnight50°feels 48°
68 °
Saint Clair, Monday, 26 October
Overcast. High 68°, low 45°.
Pressure29.83 inHg
Wind2.1 mph SW
Humidity46%
Visibility—
Dew point35°
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 Saint Clair, 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.