Portland
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Portland Weather in July

July in Portland sees daytime temperatures around 29°C (84°F) and lows of 17°C (63°F) at night. With around 94 mm (3.7 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Portland in July

On average, there are about 10 days with rain during this month, averaging 94 mm (3.7 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Portland in July

Portland in July has excellent weather. Days reach 29°C (84°F) and nights cool to 17°C (63°F). This kind of day-to-night contrast is typical for this time of year. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. It's the warmest month of the year on average, so summer clothing is the way to go.

Sunshine in Portland in July

Enjoy a sunny month with about 345 hours of sunshine, the clear skies make Portland even more beautiful.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and September typically offer the best weather for Portland.

Portland Temperature in July

Min Temperature
17°C (63°F)
Max Temperature
29°C (84°F)
Chance of Rain
33%
Precipitation
94 mm (3.7 in)
Rainy days
10 days
Humidity
68% *
Sunshine
345 hours *
Percentage Sunshine
76% *
* Data from: Fort Wayne, the United States of America (73 KM, 45 Miles).

Portland Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Portland - and find the best time to visit.

Best Places 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. See all of the United States of America in July →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Portland in July

Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Portland in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Portland 3-Day Forecast

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.