National Weather Service Forecast for: Rosemont CA
Issued by: National Weather Service Sacramento, CA
Updated: 2:00 pm PDT May 26, 2026
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 74. West southwest wind 3 to 5 mph.
Mostly Sunny

Tonight

Tonight: A 20 percent chance of rain before 9pm.  Mostly cloudy, with a low around 52. Light and variable wind.
Slight Chance
Rain then
Mostly Cloudy
Wednesday

Wednesday: Mostly sunny, with a high near 73. South wind 3 to 5 mph.
Mostly Sunny

Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 53. West northwest wind around 5 mph becoming calm  in the evening.
Mostly Cloudy

Thursday

Thursday: A 20 percent chance of rain.  Partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
Slight Chance
Rain
Thursday
Night
Thursday Night: Partly cloudy, with a low around 54.
Partly Cloudy

Friday

Friday: Mostly sunny, with a high near 80.
Mostly Sunny

Friday
Night
Friday Night: Mostly clear, with a low around 53.
Mostly Clear

Saturday

Saturday: Sunny, with a high near 85.
Sunny

Hi 74 °F Lo 52 °F Hi 73 °F Lo 53 °F Hi 77 °F Lo 54 °F Hi 80 °F Lo 53 °F Hi 85 °F

 

This Afternoon
 
Mostly sunny, with a high near 74. West southwest wind 3 to 5 mph.
Tonight
 
A 20 percent chance of rain before 9pm. Mostly cloudy, with a low around 52. Light and variable wind.
Wednesday
 
Mostly sunny, with a high near 73. South wind 3 to 5 mph.
Wednesday Night
 
Mostly cloudy, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Thursday
 
A 20 percent chance of rain. Partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
 
Partly cloudy, with a low around 54.
Friday
 
Mostly sunny, with a high near 80.
Friday Night
 
Mostly clear, with a low around 53.
Saturday
 
Sunny, with a high near 85.
Saturday Night
 
Clear, with a low around 54.
Sunday
 
Sunny, with a high near 91.
Sunday Night
 
Clear, with a low around 57.
Monday
 
Sunny, with a high near 95.

 

Forecast from NOAA-NWS for Rosemont CA.