Multnomah County climate

Multnomah County Weather in July

NOAA 1991-2020 normals for Portland Troutdale AP, 0.7 km from Multnomah County

Average highs run from 78°F on July 1 to 83°F on July 31, and lows from 55°F to 58°F. Normal precipitation for the month is 0.55 in over about 4 wet days.

July day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Multnomah County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
82°F
Average low
57°F
Precipitation
0.55 in
Record high
105°FJul 9, 2024
Record low
45°FJul 4, 2012
Chance of a freeze
0%
Days of 90°F or more
5.7
Daylight
15 h 37 min to 14 h 46 min
Cloud cover
43%
Humidity
72%
Dew point
54°F
Wind
4.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jul 178°F55°F97°F 201547°F 200920%0%
Jul 278°F55°F99°F 201547°F 200219%0%
Jul 379°F55°F97°F 201547°F 200319%0%
Jul 479°F55°F96°F 201545°F 201218%0%
Jul 579°F55°F100°F 202445°F 199917%0%
Jul 680°F56°F100°F 202446°F 201017%0%
Jul 780°F56°F101°F 202447°F 200616%0%
Jul 880°F56°F102°F 202450°F 199916%0%
Jul 981°F56°F105°F 202446°F 201115%0%
Jul 1081°F56°F102°F 200752°F 201115%0%
Jul 1181°F56°F98°F 200747°F 200814%0%
Jul 1281°F57°F99°F 201848°F 200014%0%
Jul 1382°F57°F97°F 202548°F 201313%0%
Jul 1482°F57°F94°F 202349°F 201013%0%
Jul 1582°F57°F99°F 201848°F 200013%0%
Jul 1682°F57°F99°F 202449°F 200012%0%
Jul 1782°F57°F94°F 200951°F 200312%0%
Jul 1882°F57°F98°F 201550°F 199912%0%
Jul 1983°F57°F98°F 201551°F 200012%0%
Jul 2083°F58°F96°F 202450°F 200811%0%
Jul 2183°F58°F105°F 200651°F 201811%0%
Jul 2283°F58°F99°F 200448°F 201111%0%
Jul 2383°F58°F102°F 200450°F 201110%0%
Jul 2483°F58°F101°F 200445°F 200810%0%
Jul 2583°F58°F100°F 202250°F 202010%0%
Jul 2683°F58°F101°F 202250°F 199910%0%
Jul 2783°F58°F103°F 200951°F 200310%0%
Jul 2883°F58°F105°F 200949°F 200810%0%
Jul 2983°F58°F104°F 200952°F 200810%0%
Jul 3083°F58°F104°F 201552°F 200810%0%
Jul 3183°F58°F102°F 201547°F 200210%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Multnomah County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

July 1
sunrise 5:25 AM, sunset 9:02 PM
July 31
sunrise 5:53 AM, sunset 8:39 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024242 (Portland Troutdale AP), public domain. Records: NOAA GHCN-Daily, station USW00024242, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.