National Weather Service Forecast for: Rosemont CA
Issued by: National Weather Service Sacramento, CA
Updated: 2:01 pm PDT Apr 6, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 83. West southwest wind around 7 mph.
Sunny
Tonight

Tonight: Mostly clear, with a low around 48. Southwest wind 5 to 7 mph becoming south southeast after midnight.
Mostly Clear
Tuesday

Tuesday: Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.
Becoming
Sunny
Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 50. South southwest wind around 6 mph becoming light and variable  after midnight.
Partly Cloudy
Wednesday

Wednesday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 55.
Mostly Clear
Thursday

Thursday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 77.
Slight Chance
Rain
Thursday
Night
Thursday Night: A chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 55.
Chance Rain
Friday

Friday: A slight chance of rain, then showers likely and possibly a thunderstorm after 11am.  Partly sunny, with a high near 73.
Showers
Likely
Hi 83 °F Lo 48 °F Hi 80 °F Lo 50 °F Hi 81 °F Lo 55 °F Hi 77 °F Lo 55 °F Hi 73 °F

 

This Afternoon
 
Sunny, with a high near 83. West southwest wind around 7 mph.
Tonight
 
Mostly clear, with a low around 48. Southwest wind 5 to 7 mph becoming south southeast after midnight.
Tuesday
 
Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
 
Partly cloudy, with a low around 50. South southwest wind around 6 mph becoming light and variable after midnight.
Wednesday
 
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
 
Mostly clear, with a low around 55.
Thursday
 
A 20 percent chance of rain after 11am. Partly sunny, with a high near 77.
Thursday Night
 
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 55.
Friday
 
A slight chance of rain, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 73.
Friday Night
 
A chance of showers and thunderstorms before 11pm, then a slight chance of rain after 11pm. Mostly cloudy, with a low around 53.
Saturday
 
A chance of rain. Partly sunny, with a high near 72.
Saturday Night
 
A chance of rain. Partly cloudy, with a low around 48.
Sunday
 
A chance of rain. Partly sunny, with a high near 69.

 

Forecast from NOAA-NWS for Rosemont CA.