Mount Vernon, OR Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mount Vernon, OR in one place.
Sunny, with a high near 68. Northwest wind 1 to 9 mph.
Local Weather Overview
This forecast page for Mount Vernon, OR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 1:10 PM PDT.
The active forecast window currently covers May 31 to Jun 5, 2026 for Mount Vernon, OR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 30, 2026 1:10 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Mount Vernon
Tuesday looks like the warmest upcoming period in Mount Vernon at 81 degrees F.
Sunday Night is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Wednesday at about 1 to 12 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 1:10 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 38. North wind 1 to 9 mph.
Sunny, with a high near 74. North wind 0 to 6 mph.
Mostly clear, with a low around 43.
Sunny, with a high near 81.
Partly cloudy, with a low around 48.
A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 77.
A slight chance of rain showers before 11pm. Mostly clear, with a low around 45.
Sunny, with a high near 76.
Mostly clear, with a low around 45.
Mostly sunny, with a high near 81.
Partly cloudy, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Sunny
|
68°F |
1 to 9 mph
NW
|
|
Sunday Night
May 31
|
Mostly Clear
|
38°F |
1 to 9 mph
N
|
|
Monday
Jun 1
|
Sunny
|
74°F |
0 to 6 mph
N
|
|
Monday Night
Jun 1
|
Mostly Clear
|
43°F |
0 to 6 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
81°F |
1 to 7 mph
NW
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
48°F |
1 to 7 mph
N
|
|
Wednesday
Jun 3
|
Slight Chance Showers And Thunderstorms
|
77°F |
1 to 12 mph
NW
|
|
Wednesday Night
Jun 3
|
Slight Chance Rain Showers then Mostly Clear
|
45°F |
1 to 12 mph
NW
|
|
Thursday
Jun 4
|
Sunny
|
76°F |
1 to 8 mph
W
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
45°F |
0 to 8 mph
NE
|
|
Friday
Jun 5
|
Mostly Sunny
|
81°F |
0 to 12 mph
S
|
|
Friday Night
Jun 5
|
Partly Cloudy
|
45°F |
2 to 12 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mount Vernon.