10-day forecast for Mount Vernon, OR: 53° to 96°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
96°
Best day: Saturday, August 15
78°
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 53°0
Morning63°feels 61°
Afternoon89°feels 85°
Evening75°feels 73°
Overnight57°feels 54°
91 °
Mount Vernon, Monday, 10 August
Clear. High 91°, low 53°.
Pressure29.91 inHg
Wind6 mph W
Humidity15%
Visibility6.2 mi
Dew point29°
Tue, 1194° / 58°0
Morning70°feels 68°
Afternoon93°feels 88°
Evening77°feels 75°
Overnight61°feels 59°
94 °
Mount Vernon, Tuesday, 11 August
Clear. High 94°, low 58°.
Pressure29.94 inHg
Wind4.8 mph W
Humidity12%
Visibility6.2 mi
Dew point27°
Wed, 1291° / 60°0
Morning70°feels 69°
Afternoon91°feels 87°
Evening75°feels 74°
Overnight63°feels 61°
91 °
Mount Vernon, Wednesday, 12 August
Clear. High 91°, low 60°.
Pressure29.83 inHg
Wind4.8 mph W
Humidity20%
Visibility6.2 mi
Dew point38°
Thu, 1390° / 60°0
Morning74°feels 73°
Afternoon87°feels 83°
Evening75°feels 74°
Overnight67°feels 65°
90 °
Mount Vernon, Thursday, 13 August
Overcast. High 90°, low 60°.
Pressure29.74 inHg
Wind10.6 mph NW
Humidity18%
Visibility—
Dew point37°
Fri, 1492° / 60°0.01
Morning76°feels 74°
Afternoon89°feels 85°
Evening76°feels 75°
Overnight69°feels 68°
92 °
Mount Vernon, Friday, 14 August
Light rain. High 92°, low 60°.
Pressure29.83 inHg
Wind11.2 mph NW
Humidity15%
Visibility—
Dew point35°
Sat, 1596° / 62°0
Morning79°feels 77°
Afternoon94°feels 90°
Evening81°feels 79°
Overnight69°feels 68°
96 °
Mount Vernon, Saturday, 15 August
Overcast. High 96°, low 62°.
Pressure29.83 inHg
Wind12.1 mph SW
Humidity12%
Visibility—
Dew point33°
Sun, 1684° / 65°0.02
Morning74°feels 73°
Afternoon79°feels 78°
Evening66°feels 65°
Overnight67°feels 66°
84 °
Mount Vernon, Sunday, 16 August
Light rain. High 84°, low 65°.
Pressure29.91 inHg
Wind8.3 mph SW
Humidity31%
Visibility—
Dew point47°
Mon, 1778° / 56°0
Morning71°feels 70°
Afternoon75°feels 74°
Evening62°feels 61°
Overnight59°feels 57°
78 °
Mount Vernon, Monday, 17 August
Overcast. High 78°, low 56°.
Pressure29.91 inHg
Wind19 mph SW
Humidity28%
Visibility—
Dew point41°
Tue, 1879° / 56°0
Morning66°feels 65°
Afternoon75°feels 74°
Evening65°feels 64°
Overnight61°feels 60°
79 °
Mount Vernon, Tuesday, 18 August
Overcast. High 79°, low 56°.
Pressure29.91 inHg
Wind6.4 mph NW
Humidity32%
Visibility—
Dew point43°
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 Mount Vernon, OR 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.