Mercer Island weather in July (Washington State, United States of America)
How does the July weather in Mercer Island compare to other months? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.
Temperatures
Expect perfect weather in Mercer Island during July, which means high temperatures and low rainfall. July is typically considered a summer month. During the day, temperatures usually reach up to 25°C. At night, they tend to fall to approximately 14°C.
Precipitation
Mercer Island in July usually receives low rainfall, averaging around 15 mm for the month. This month is perfect for outdoor adventures, thanks to its lack of rain. Make the most of this dry weather. Delving into the climate records from the past 30 years, one can predict that nearly 4 days of the month will see rainfall.Average sunshine
With around 312 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.If you favor pleasant temperatures and minimal rainfall, July is one of the better months to visit Mercer Island. June, July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.
Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.
Mercer Island, monthly averages in July
Min Temperature
14°C
Max Temperature
25°C
Chance of Rain
13%
Precipitation
15 mm
Rainy days
4 days
Humidity
65% *
Windspeed
4 m/s *
Sunshine
312 hours *
Percentage Sunshine
65% *
Where to go in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
For visitors traveling to Mercer Island, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Mercer Island.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
