National Weather Service Forecast for: Lebanon OR
Issued by: National Weather Service Portland, OR
Updated: 12:41 pm PDT Jul 16, 2026
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 78. West southwest wind around 7 mph.
Mostly Sunny

 Tonight

Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.
Mostly Clear
then Patchy
Fog
 Friday

Friday: Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Patchy Fog
then Sunny
 Friday
Night
Friday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. North northwest wind 5 to 7 mph becoming calm in the evening.
Clear then
Patchy Fog
 Saturday

Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 86. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Patchy Fog
then Sunny
 Saturday
Night
Saturday Night: Clear, with a low around 54.
Clear

 Sunday

Sunday: Sunny, with a high near 90.
Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 56.
Partly Cloudy

 Monday

Monday: Partly sunny, with a high near 90.
Partly Sunny
Hi 78 °F Lo 49 °F Hi 83 °F Lo 52 °F Hi 86 °F Lo 54 °F Hi 90 °F Lo 56 °F Hi 90 °F

 

This Afternoon
 
 Mostly sunny, with a high near 78. West southwest wind around 7 mph.
Tonight
 
 Patchy fog after 4am. Otherwise, mostly clear, with a low around 49. West northwest wind 5 to 8 mph becoming calm in the evening.
Friday
 
 Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Friday Night
 
 Patchy fog after 5am. Otherwise, mostly clear, with a low around 52. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
 
 Patchy fog before 7am. Otherwise, sunny, with a high near 86. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Saturday Night
 
 Clear, with a low around 54.
Sunday
 
 Sunny, with a high near 90.
Sunday Night
 
 Partly cloudy, with a low around 56.
Monday
 
 Partly sunny, with a high near 90.
Monday Night
 
 Mostly cloudy, with a low around 58.
Tuesday
 
 Mostly sunny, with a high near 92.
Tuesday Night
 
 Mostly clear, with a low around 57.
Wednesday
 
 Mostly sunny, with a high near 91.

 

Forecast from NOAA-NWS for Lebanon OR.