Portland Airport (PDX) Weather 08/18/2025
Overnight
61
Mostly Cloudy
Monday
79
Decreasing Clouds
Monday Night
58
Mostly Clear
Tuesday
82
Sunny
Tuesday Night
59
Mostly Clear
Wednesday
82
Mostly Sunny
Wednesday Night
57
Mostly Clear
Thursday
87
Sunny
Thursday Night
60
Clear
Friday
95
Sunny
Friday Night
63
Clear
Saturday
94
Sunny
Saturday Night
62
Clear
Weekly Forecast
Overnight
Mostly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming west southwest around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 58. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 82. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. North northwest wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 87.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 95.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 94.
Saturday Night
Clear, with a low around 62.