Weather in Mount Vernon, OR
Updated 2026-09-26 08:15 local time · ZIP codes 97865
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
39°19% rain
41°5% rain45°2% rain49°1% rain52°1% rain54°0% rain56°1% rain56°1% rain56°9% rain56°8% rain54°9% rain
60°9% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 19%).
It feels like 34°F with winds near 3 mph.
56°F, 1% rain chance and 4 mph wind.
Visibility is around 6 mi; gusts may reach 14 mph.
Current temperature is 39°F, wind 3 mph, rain chance up to 19%.
UV index is 0.
Local weather characteristics in Mount Vernon
Oregon ranges from a mild, wet Pacific climate west of the Cascades to much drier conditions east of the mountains. Elevation strongly affects snow and temperature.
Mount Vernon is part of the West weather region. The forecast point is near 44.42°N latitude and 119.11°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Mount Vernon weather today
Overcast and 39°F in Mount Vernon, OR. Today's high is 60°F with a 7% rain chance. Winds are around 3 mph with gusts near 3 mph. Relative humidity is 69%, pressure is 30.13 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Mount Vernon
Sunrise is at 06:48 AM and sunset is at 06:47 PM. Tomorrow's forecast calls for Overcast with a high near 61°F and a low near 43°F. The maximum rain chance is 6%.