10-day forecast for St. John, WA: 33° to 49°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
49°
Best day: Friday, November 20
45° · 1.09 in
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1648° / 39°0.01
Morning45°feels 43°
Afternoon47°feels 45°
Evening40°feels 37°
Overnight41°feels 38°
48 °
St. John, Monday, 16 November
Light rain. High 48°, low 39°.
Pressure30.03 inHg
Wind4 mph SW
Humidity70%
Visibility6.2 mi
Dew point40°
Tue, 1743° / 36°0
Morning38°feels 38°
Afternoon43°feels 41°
Evening37°feels 37°
Overnight39°feels 39°
43 °
St. John, Tuesday, 17 November
Overcast. High 43°, low 36°.
Pressure30.03 inHg
Wind3.8 mph SW
Humidity85%
Visibility6.2 mi
Dew point37°
Wed, 1849° / 33°0
Morning35°feels 28°
Afternoon49°feels 46°
Evening40°feels 35°
Overnight34°feels 30°
49 °
St. John, Wednesday, 18 November
Overcast. High 49°, low 33°.
Pressure30.00 inHg
Wind8.5 mph E
Humidity56%
Visibility6.2 mi
Dew point31°
Thu, 1948° / 36°0
Morning39°feels 35°
Afternoon42°feels 39°
Evening42°feels 39°
Overnight39°feels 34°
48 °
St. John, Thursday, 19 November
Light rain. High 48°, low 36°.
Pressure30.15 inHg
Wind8.4 mph NE
Humidity78%
Visibility—
Dew point35°
Fri, 2049° / 34°0
Morning37°feels 30°
Afternoon44°feels 39°
Evening40°feels 37°
Overnight34°feels 29°
49 °
St. John, Friday, 20 November
Mostly clear. High 49°, low 34°.
Pressure29.91 inHg
Wind10 mph NE
Humidity60%
Visibility—
Dew point30°
Sat, 2147° / 36°0.16
Morning39°feels 34°
Afternoon44°feels 39°
Evening43°feels 40°
Overnight43°feels 39°
47 °
St. John, Saturday, 21 November
Light rain. High 47°, low 36°.
Pressure29.97 inHg
Wind10.7 mph SE
Humidity65%
Visibility—
Dew point33°
Sun, 2244° / 41°0.33
Morning43°feels 39°
Afternoon42°feels 38°
Evening42°feels 38°
Overnight44°feels 38°
44 °
St. John, Sunday, 22 November
Light rain. High 44°, low 41°.
Pressure29.94 inHg
Wind14.4 mph SE
Humidity95%
Visibility—
Dew point41°
Mon, 2345° / 42°1.09
Morning44°feels 38°
Afternoon44°feels 37°
Evening43°feels 35°
Overnight43°feels 36°
45 °
St. John, Monday, 23 November
Rain. High 45°, low 42°.
Pressure29.77 inHg
Wind18.7 mph SE
Humidity79%
Visibility—
Dew point38°
Tue, 2449° / 44°0.36
Morning47°feels 40°
Afternoon47°feels 41°
Evening47°feels 41°
Overnight47°feels 42°
49 °
St. John, Tuesday, 24 November
Rain. High 49°, low 44°.
Pressure29.68 inHg
Wind22.8 mph SE
Humidity77%
Visibility—
Dew point40°
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 St. John, 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.