National Weather Service Forecast for: Grants Pass OR
Issued by: National Weather Service Medford, OR
Updated: 9:41 pm PST Dec 4, 2025
 
Tonight

Tonight: A 50 percent chance of rain before 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Chance Rain
and Patchy
Fog

 Friday

Friday: Rain, mainly after noon. Areas of dense fog before noon. High near 53. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
and Areas
Dense Fog
then Rain
 Friday
Night
Friday Night: Rain, mainly before 10pm. Patchy fog between 1am and 4am. Low around 45. North wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Rain and
Patchy Fog
then Chance
Rain and
Patchy Fog
 Saturday

Saturday: A 30 percent chance of rain, mainly after 10am. Areas of fog between 7am and 2pm. Otherwise, mostly cloudy, with a high near 54. Calm wind.
Chance Rain
and Areas Fog

 Saturday
Night
Saturday Night: A 30 percent chance of rain. Patchy fog before 9pm, then patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Chance Rain
and Patchy
Fog

 Sunday

Sunday: A 50 percent chance of rain. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 55.
Chance Rain
and Patchy
Fog

 Sunday
Night
Sunday Night: A 40 percent chance of rain before 10pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.
Chance Rain
and Patchy
Fog then
Patchy Fog
 Monday

Monday: A slight chance of rain after 4pm. Patchy fog before noon. Otherwise, partly sunny, with a high near 58.
Patchy Fog
then Slight
Chance Rain

 Monday
Night
Monday Night: A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 45.
Chance Rain
Lo 44 °F Hi 53 °F Lo 45 °F Hi 54 °F Lo 42 °F Hi 55 °F Lo 43 °F Hi 58 °F Lo 45 °F

 

Tonight
 
 A 50 percent chance of rain before 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Friday
 
 Rain, mainly after noon. Areas of dense fog before noon. High near 53. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
 Rain, mainly before 10pm. Patchy fog between 1am and 4am. Low around 45. North wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
 
 A 30 percent chance of rain, mainly after 10am. Areas of fog between 7am and 2pm. Otherwise, mostly cloudy, with a high near 54. Calm wind.
Saturday Night
 
 A 30 percent chance of rain. Patchy fog before 9pm, then patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
Sunday
 
 A 50 percent chance of rain. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 55.
Sunday Night
 
 A 40 percent chance of rain before 10pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 43.
Monday
 
 A slight chance of rain after 4pm. Patchy fog before noon. Otherwise, partly sunny, with a high near 58.
Monday Night
 
 A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 45.
Tuesday
 
 A chance of rain. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 58.
Tuesday Night
 
 A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Wednesday
 
 A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 59.
Wednesday Night
 
 A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 45.
Thursday
 
 A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 59.

 

Forecast from NOAA-NWS for Grants Pass OR.