National Weather Service Forecast for: Grants Pass OR
Issued by: National Weather Service Medford, OR
Updated: 7:26 pm PST Dec 12, 2025

Grants Pass
 
Tonight

Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 39. Light east wind.
Low: 39 °F
Saturday

Saturday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 53. Calm wind.
High: 53 °F
Saturday
Night
Saturday Night: Patchy dense fog after 10pm.  Otherwise, partly cloudy, with a low around 37. Light east wind.
Low: 37 °F
Sunday

Sunday: Partly sunny, with a high near 55. Calm wind.
High: 55 °F
Sunday
Night
Sunday Night: A 30 percent chance of rain after 4am.  Mostly cloudy, with a low around 42. Southeast wind 3 to 5 mph.
Low: 42 °F
Monday

Monday: Rain, mainly after 10am.  High near 56. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
High: 56 °F
Monday
Night
Monday Night: Rain.  Low around 48. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Low: 48 °F
Tuesday

Tuesday: Rain.  Cloudy, with a high near 56.
High: 56 °F
Tuesday
Night
Tuesday Night: Rain.  Cloudy, with a low around 38.
Low: 38 °F
Patchy Fog

Patchy Fog
then Mostly
Sunny
Patchy Dense
Fog
Partly Sunny

Partly Cloudy
then Chance
Rain
Rain

Rain

Rain

Rain

 

Tonight
 
Patchy fog. Otherwise, mostly cloudy, with a low around 39. Light east wind.
Saturday
 
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 53. Calm wind.
Saturday Night
 
Patchy dense fog after 10pm. Otherwise, partly cloudy, with a low around 37. Light east wind.
Sunday
 
Partly sunny, with a high near 55. Calm wind.
Sunday Night
 
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 42. Southeast wind 3 to 5 mph.
Monday
 
Rain, mainly after 10am. High near 56. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
 
Rain. Low around 48. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
 
Rain. Cloudy, with a high near 56.
Tuesday Night
 
Rain. Cloudy, with a low around 38.
Wednesday
 
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 49.
Wednesday Night
 
Rain likely. Mostly cloudy, with a low around 39.
Thursday
 
Rain. Cloudy, with a high near 52.
Thursday Night
 
Rain. Cloudy, with a low around 45.
Friday
 
Rain. Cloudy, with a high near 53.

 

Forecast from NOAA-NWS for Grants Pass OR.