10-day forecast for Saint Clair, WA: 38° to 66°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, October 20
49°
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2066° / 45°0
Morning46°feels 43°
Afternoon65°feels 64°
Evening53°feels 51°
Overnight48°feels 45°
66 °
Saint Clair, Tuesday, 20 October
Mostly clear. High 66°, low 45°.
Pressure30.03 inHg
Wind7 mph NE
Humidity72%
Visibility6.2 mi
Dew point49°
Wed, 2164° / 44°0
Morning44°feels 44°
Afternoon62°feels 61°
Evening55°feels 54°
Overnight47°feels 47°
64 °
Saint Clair, Wednesday, 21 October
Partly cloudy. High 64°, low 44°.
Pressure29.94 inHg
Wind0.9 mph NE
Humidity76%
Visibility1.0 mi
Dew point49°
Thu, 2260° / 43°0
Morning43°feels 43°
Afternoon60°feels 59°
Evening52°feels 50°
Overnight47°feels 47°
60 °
Saint Clair, Thursday, 22 October
Overcast. High 60°, low 43°.
Pressure29.94 inHg
Wind3.1 mph S
Humidity67%
Visibility6.2 mi
Dew point45°
Fri, 2357° / 42°0
Morning46°feels 44°
Afternoon52°feels 50°
Evening55°feels 52°
Overnight43°feels 40°
57 °
Saint Clair, Friday, 23 October
Mostly clear. High 57°, low 42°.
Pressure30.27 inHg
Wind5.8 mph S
Humidity74%
Visibility—
Dew point42°
Sat, 2449° / 42°0.01
Morning44°feels 42°
Afternoon47°feels 47°
Evening48°feels 47°
Overnight42°feels 40°
49 °
Saint Clair, Saturday, 24 October
Light rain. High 49°, low 42°.
Pressure30.00 inHg
Wind6.6 mph S
Humidity80%
Visibility—
Dew point40°
Sun, 2558° / 42°0.04
Morning48°feels 46°
Afternoon49°feels 47°
Evening48°feels 47°
Overnight43°feels 42°
58 °
Saint Clair, Sunday, 25 October
Light rain. High 58°, low 42°.
Pressure30.24 inHg
Wind5 mph N
Humidity69%
Visibility—
Dew point39°
Mon, 2658° / 38°0
Morning42°feels 42°
Afternoon51°feels 49°
Evening54°feels 52°
Overnight41°feels 41°
58 °
Saint Clair, Monday, 26 October
Overcast. High 58°, low 38°.
Pressure30.18 inHg
Wind6.8 mph NE
Humidity72%
Visibility—
Dew point40°
Tue, 2762° / 38°0
Morning44°feels 43°
Afternoon55°feels 52°
Evening58°feels 56°
Overnight42°feels 42°
62 °
Saint Clair, Tuesday, 27 October
Overcast. High 62°, low 38°.
Pressure30.12 inHg
Wind5.4 mph NE
Humidity43%
Visibility—
Dew point30°
Wed, 2862° / 38°0
Morning43°feels 42°
Afternoon54°feels 51°
Evening57°feels 54°
Overnight47°feels 47°
62 °
Saint Clair, Wednesday, 28 October
Overcast. High 62°, low 38°.
Pressure29.97 inHg
Wind2.8 mph SW
Humidity34%
Visibility—
Dew point24°
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.