National Weather Service Forecast for: Grants Pass OR
Issued by: National Weather Service Medford, OR
Updated: 3:40 pm PST Dec 11, 2025

Grants Pass
 
Tonight

Tonight: Mostly cloudy, with a low around 45. Calm wind.
Low: 45 °F
Friday

Friday: Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind.
High: 52 °F
Friday
Night
Friday Night: Increasing clouds, with a low around 42. Light east wind.
Low: 42 °F
Saturday

Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 54. Calm wind.
High: 54 °F
Saturday
Night
Saturday Night: Partly cloudy, with a low around 41. Calm wind.
Low: 41 °F
Sunday

Sunday: Partly sunny, with a high near 57.
High: 57 °F
Sunday
Night
Sunday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 42.
Low: 42 °F
Monday

Monday: Rain, mainly after 10am.  Patchy fog between 10am and 1pm.  Otherwise, mostly cloudy, with a high near 57.
High: 57 °F
Monday
Night
Monday Night: Rain.  Mostly cloudy, with a low around 48.
Low: 48 °F
Mostly Cloudy

Decreasing
Clouds
Increasing
Clouds
Becoming
Sunny
Partly Cloudy

Partly Sunny

Mostly Cloudy
then Slight
Chance Rain
Rain and
Patchy Fog
Rain

 

Tonight
 
Mostly cloudy, with a low around 45. Calm wind.
Friday
 
Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind.
Friday Night
 
Increasing clouds, with a low around 42. Light east wind.
Saturday
 
Mostly cloudy through mid morning, then gradual clearing, with a high near 54. Calm wind.
Saturday Night
 
Partly cloudy, with a low around 41. Calm wind.
Sunday
 
Partly sunny, with a high near 57.
Sunday Night
 
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 42.
Monday
 
Rain, mainly after 10am. Patchy fog between 10am and 1pm. Otherwise, mostly cloudy, with a high near 57.
Monday Night
 
Rain. Mostly cloudy, with a low around 48.
Tuesday
 
Rain. Mostly cloudy, with a high near 55.
Tuesday Night
 
Rain. Mostly cloudy, with a low around 39.
Wednesday
 
Rain likely. Mostly cloudy, with a high near 49.
Wednesday Night
 
Rain. Mostly cloudy, with a low around 38.
Thursday
 
Rain. Cloudy, with a high near 51.

 

Forecast from NOAA-NWS for Grants Pass OR.