National Weather Service Forecast for: Portland OR
Issued by: National Weather Service Portland, OR
Updated: 2:01 am PDT Jun 22, 2026
 
Overnight

Overnight: Mostly clear, with a low around 58. Light north northwest wind.
Mostly Clear
Monday

Monday: Sunny, with a high near 93. North northwest wind 3 to 8 mph.
Sunny
Monday
Night
Monday Night: Increasing clouds, with a low around 63. North wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 20 mph.
Increasing
Clouds
Tuesday

Tuesday: Mostly cloudy, then gradual clearing during the afternoon, with a high near 96. Calm wind becoming north 5 to 7 mph in the afternoon.
Becoming
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 63. North northwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 18 mph.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 91.
Sunny
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 57.
Partly Cloudy
Thursday

Thursday: Partly sunny, with a high near 80.
Partly Sunny
Thursday
Night
Thursday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 55.
Rain Likely
Lo 58 °F Hi 93 °F Lo 63 °F Hi 96 °F Lo 63 °F Hi 91 °F Lo 57 °F Hi 80 °F Lo 55 °F

Heat Advisory
 

Overnight
 
Mostly clear, with a low around 58. Light north northwest wind.
Monday
 
Sunny, with a high near 93. North northwest wind 3 to 8 mph.
Monday Night
 
Increasing clouds, with a low around 63. North wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Tuesday
 
Mostly cloudy, then gradual clearing during the afternoon, with a high near 96. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 63. North northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Wednesday
 
Sunny, with a high near 91.
Wednesday Night
 
Partly cloudy, with a low around 57.
Thursday
 
Partly sunny, with a high near 80.
Thursday Night
 
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 55.
Friday
 
Rain, mainly before 11am. Cloudy, with a high near 67.
Friday Night
 
Rain likely. Mostly cloudy, with a low around 53.
Saturday
 
Rain and possibly a thunderstorm. Mostly cloudy, with a high near 67.
Saturday Night
 
A chance of rain. Mostly cloudy, with a low around 52.
Sunday
 
A chance of rain. Partly sunny, with a high near 70.

 

Forecast from NOAA-NWS for Portland OR.