Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Portland, Oregon, United States in July

In an average July, Portland sees a daily high around 79°F and a low around 53°F, based on 1981–2026 of local climate records.

Average high79°F
Typical high range69°F to 90°F
Average low53°F
Typical low range48°F to 58°F
Average daily precipitation0.00 in

July records

The most extreme July on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total July accumulation.

High

Highest 105°F 2006-07-21
Lowest 56°F 1981-07-06

Low

Highest 71°F 2009-07-29
Lowest 41°F 1981-07-08

Feels-like

Highest 142°F 1998-07-28
Lowest 36°F 1981-07-08

Humidity

Highest 18.7 g/m³ 1998-07-28
Lowest 8.0 g/m³ 1982-07-15

Wind

Highest 13 mph 1996-07-18
Lowest 3 mph 2025-07-20

Precip

Wettest 3.61 in 1983
Driest 0.02 in 2017

See Portland's live weather grade →

Visiting Portland in July? See how its comfort stacks up against where you live.

Compare Portland with your city →

‹ June · Portland climate overview · August ›