Average temperature in Mount Vernon (WA)
The mean minimum and maximum temperatures over the year in Mount Vernon (Washington State), the United States of America.
- The months of July, August and September have nice average temperatures.
- On average, the warmest month is August with 23°C.
- On average, the coolest month is December with 7°C.
- The average annual maximum temperature is 15°C.
- The average annual minimum temperature is 6°C.
Forecast for Mount Vernon (WA)
broken clouds and no rain
overcast and heavy rain
broken clouds and rain