Multnomah County, OR Weather Forecast
County weather hub
Mostly Sunny then Chance Showers And Thunderstorms
Compare major city weather across Multnomah County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. West wind 2 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Multnomah County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 4 of 4 mapped cities in Multnomah County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 28 to Jun 2, 2026
- Latest sync
- May 27, 2026 3:14 PM PDT
- Forecast office
- PQR
- Source
- NOAA / NWS
Daily Outlook
This Week in Multnomah County
Tuesday looks like the warmest upcoming period in Multnomah County at 90 degrees F.
Friday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Friday Night at about 2 to 16 mph WNW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- May 27, 2026 3:14 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- PQR
- Radar station
- KRTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 11am. Mostly cloudy, with a high near 65. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Partly cloudy, with a low around 45.
Partly sunny, with a high near 66.
Partly cloudy, with a low around 45.
Mostly sunny, with a high near 71.
Mostly clear, with a low around 48.
Sunny, with a high near 85.
Mostly clear, with a low around 57.
Mostly sunny, with a high near 90.
A slight chance of rain after 5am. Partly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
May 28
|
Mostly Sunny then Chance Showers And Thunderstorms
|
83°F |
2 to 13 mph
W
|
|
Thursday Night
May 28
|
Chance Showers And Thunderstorms
|
54°F |
9 to 13 mph
W
|
|
Friday
May 29
|
Chance Rain Showers then Mostly Cloudy
|
65°F |
9 to 14 mph
W
|
|
Friday Night
May 29
|
Partly Cloudy
|
45°F |
2 to 16 mph
WNW
|
|
Saturday
May 30
|
Partly Sunny
|
66°F |
2 to 12 mph
W
|
|
Saturday Night
May 30
|
Partly Cloudy
|
45°F |
2 to 15 mph
WNW
|
|
Sunday
May 31
|
Mostly Sunny
|
71°F |
2 to 12 mph
NW
|
|
Sunday Night
May 31
|
Mostly Clear
|
48°F |
2 to 12 mph
N
|
|
Monday
Jun 1
|
Sunny
|
85°F |
2 to 13 mph
N
|
|
Monday Night
Jun 1
|
Mostly Clear
|
57°F |
6 to 13 mph
NNE
|
|
Tuesday
Jun 2
|
Mostly Sunny
|
90°F |
7 to 14 mph
NE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy then Slight Chance Light Rain
|
60°F |
5 to 10 mph
ENE
|
Major City Forecasts
Live forecast snapshots for major cities across Multnomah County.
Coverage
Forecast coverage currently spans 4 of 4 mapped cities in Multnomah County.
Largest mapped city population in this region: 656,751.
