National Weather Service Forecast for: Rosemont CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:21 pm PST Dec 16, 2025
 
Tonight

Tonight: Showers likely, mainly after 3am. Patchy fog. Otherwise, cloudy, with a temperature rising to around 52 by 5am. South southeast wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Showers
Likely and
Patchy Fog
 Wednesday

Wednesday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 60. South southeast wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Showers
Likely then
Mostly Cloudy
 Wednesday
Night
Wednesday Night: A 20 percent chance of showers. Increasing clouds, with a low around 45. Calm wind.
Slight Chance
Showers
 Thursday

Thursday: Mostly cloudy, with a high near 57. Light south wind.
Mostly Cloudy

 Thursday
Night
Thursday Night: A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 50. Light south southeast wind.
Slight Chance
Showers
 Friday

Friday: A 50 percent chance of showers. Cloudy, with a high near 57.
Chance
Showers
 Friday
Night
Friday Night: Showers. Low around 55. Chance of precipitation is 80%.
Showers

 Saturday

Saturday: Showers. Cloudy, with a high near 56.
Showers

 Saturday
Night
Saturday Night: Showers. Cloudy, with a low around 55.
Showers
Lo 49 °F⇑ Hi 60 °F Lo 45 °F Hi 57 °F Lo 50 °F Hi 57 °F Lo 55 °F Hi 56 °F Lo 55 °F

 

Tonight
 
 Showers likely, mainly after 3am. Patchy fog. Otherwise, cloudy, with a temperature rising to around 52 by 5am. South southeast wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
 
 Showers likely, mainly before 10am. Mostly cloudy, with a high near 60. South southeast wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
 
 A 20 percent chance of showers. Increasing clouds, with a low around 45. Calm wind.
Thursday
 
 Mostly cloudy, with a high near 57. Light south wind.
Thursday Night
 
 A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 50. Light south southeast wind.
Friday
 
 A 50 percent chance of showers. Cloudy, with a high near 57.
Friday Night
 
 Showers. Low around 55. Chance of precipitation is 80%.
Saturday
 
 Showers. Cloudy, with a high near 56.
Saturday Night
 
 Showers. Cloudy, with a low around 55.
Sunday
 
 Showers. Cloudy, with a high near 58.
Sunday Night
 
 Showers likely. Cloudy, with a low around 54.
Monday
 
 Showers likely. Cloudy, with a high near 57.
Monday Night
 
 A chance of showers. Cloudy, with a low around 50.
Tuesday
 
 A chance of showers. Cloudy, with a high near 54.

 

Forecast from NOAA-NWS for Rosemont CA.