NWS Forecast for Lebanon OR

National Weather Service Forecast for: Lebanon OR
Issued by: National Weather Service Portland, OR

Updated: 2:41 am PST Feb 2, 2026

Overnight Patchy Fog	Monday Patchy Fog then Mostly Sunny	Monday Night Patchy Fog	Tuesday Areas Fog then Partly Sunny	Tuesday Night Patchy Fog	Wednesday Patchy Dense Fog then Sunny	Wednesday Night Patchy Dense Fog	Thursday Patchy Fog then Sunny	Thursday Night Mostly Clear then Patchy Fog
Lo 42 °F	Hi 59 °F	Lo 37 °F	Hi 57 °F	Lo 38 °F	Hi 59 °F	Lo 35 °F	Hi 58 °F	Lo 37 °F

Overnight	Patchy fog. Otherwise, partly cloudy, with a steady temperature around 42. Calm wind.
Monday	Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.
Monday Night	Patchy fog after 11pm. Otherwise, mostly clear, with a low around 37. Calm wind.
Tuesday	Areas of fog before 11am. Otherwise, partly sunny, with a high near 57. Calm wind.
Tuesday Night	Patchy fog. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Wednesday	Patchy dense fog before 7am. Otherwise, mostly sunny, with a high near 59.
Wednesday Night	Patchy dense fog between 10pm and 3am. Otherwise, mostly clear, with a low around 35.
Thursday	Patchy fog before 8am. Otherwise, sunny, with a high near 58.
Thursday Night	Patchy fog after 5am. Otherwise, partly cloudy, with a low around 37.
Friday	Areas of fog before 8am. Otherwise, mostly sunny, with a high near 59.
Friday Night	A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Saturday	A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 58.
Saturday Night	Rain likely. Mostly cloudy, with a low around 42.
Sunday	Rain. Mostly cloudy, with a high near 55.

Forecast from NOAA-NWS for Lebanon OR.