Portland Weather in July

July in Portland averages 14°C (57°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 115 mm (4.5 in) on average. An umbrella is a good idea.

Rainfall in Portland in July

You can typically expect 11 days of rain this month, averaging around 115 mm (4.5 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Portland in July

In July, Portland sees moderate temperatures, with highs of 14°C (57°F). Nights drop to around 10°C (50°F). Conditions are often most pleasant around the middle of the day. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, July has the most moderate temperatures of the year.

July in Portland can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.