Mount Vernon (WA) Weather and Climate: A Comprehensive Guide
The temperature in Mount Vernon can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and cold during the cooler months.
It also experiences much rain/snowfall throughout the year.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Visitors to Mount Vernon can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 23°C in August. In December, the coolest month of the year, temperatures drop to a chilly 7°C.
At night, you can expect cooler temperatures, with averages dropping to around 1°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Mount Vernon is known for its substantial rain/snowfall, with annual precipitation reaching 1089 mm. Mount Vernon can be quite wet during November, receiving approximately 165 mm of precipitation over 22 rainy days. In contrast July, experiences much drier conditions, with 23 mm of rainfall, spread across 7 rainy days. For more details, please visit our Mount Vernon Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Mount Vernon can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.4 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 2.0 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
broken clouds and rain overcast and heavy rain broken clouds and chance of slight rainForecast for Mount Vernon (WA)
7 m/s
5 m/s
4 m/s
The best time of year to visit Mount Vernon in the United States of America
During the months of July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
August has an average maximum temperature of 23°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 7°C.
November tops the wettest month list with 165 mm of rainfall.
July is the driest month with 23 mm of precipitation.
July is the sunniest month with an average of 281 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
