National Weather Service Forecast for: Newberg OR
Issued by: National Weather Service Portland, OR
Updated: 4:41 pm PDT Sep 12, 2026
 
This
Afternoon
This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 64. West southwest wind around 6 mph.
Chance
Showers
 Tonight

Tonight: Rain and possibly a thunderstorm before 4am, then a chance of rain. Low around 52. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%.
Showers then
Chance Rain
 Sunday

Sunday: A chance of rain before 11am, then a chance of showers between 11am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 66. South wind 5 to 8 mph. Chance of precipitation is 40%.
Chance Rain
 Sunday
Night
Sunday Night: Increasing clouds, with a low around 51. West southwest wind around 6 mph becoming calm in the evening.
Increasing
Clouds
 Monday

Monday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind.
Patchy Fog
then Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 51.
Mostly Clear
 Tuesday

Tuesday: Mostly sunny, with a high near 72.
Mostly Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 53.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 84.
Sunny
Hi 64 °F Lo 52 °F Hi 66 °F Lo 51 °F Hi 70 °F Lo 51 °F Hi 72 °F Lo 53 °F Hi 84 °F

 

This Afternoon
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 64. West southwest wind around 6 mph.
Tonight
 
 Rain and possibly a thunderstorm before 4am, then a chance of rain. Low around 52. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%.
Sunday
 
 A chance of rain before 11am, then a chance of showers between 11am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 66. South wind 5 to 8 mph. Chance of precipitation is 40%.
Sunday Night
 
 Increasing clouds, with a low around 51. West southwest wind around 6 mph becoming calm in the evening.
Monday
 
 Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind.
Monday Night
 
 Mostly clear, with a low around 51.
Tuesday
 
 Mostly sunny, with a high near 72.
Tuesday Night
 
 Mostly clear, with a low around 53.
Wednesday
 
 Sunny, with a high near 84.
Wednesday Night
 
 Clear, with a low around 55.
Thursday
 
 Sunny, with a high near 87.
Thursday Night
 
 Clear, with a low around 55.
Friday
 
 Sunny, with a high near 86.
Friday Night
 
 Mostly clear, with a low around 55.
Saturday
 
 Mostly sunny, with a high near 77.

 

Forecast from NOAA-NWS for Newberg OR.