National Weather Service Forecast for: Fontana CA
Issued by: National Weather Service San Diego, CA
Updated: 12:54 pm PST Dec 23, 2024
 
Tonight

Tonight: Mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

Tuesday

Tuesday: A chance of showers after 10am.  Increasing clouds, with a high near 64. Southwest wind 5 to 10 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
Tuesday
Night
Tuesday Night: A chance of showers before 10pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 44. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers then
Partly Cloudy
Christmas
Day
Christmas Day: Sunny, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Thursday

Thursday: Mostly sunny, with a high near 67.
Mostly Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 47.
Partly Cloudy

Friday

Friday: Mostly sunny, with a high near 67.
Mostly Sunny

Friday
Night
Friday Night: Partly cloudy, with a low around 49.
Partly Cloudy

Lo 51 °F Hi 64 °F Lo 44 °F Hi 63 °F Lo 46 °F Hi 67 °F Lo 47 °F Hi 67 °F Lo 49 °F

Air Quality Alert
 

Tonight
 
Mostly clear, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
 
A chance of showers after 10am. Increasing clouds, with a high near 64. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
A chance of showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
 
Sunny, with a high near 63. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.
Thursday
 
Mostly sunny, with a high near 67.
Thursday Night
 
Partly cloudy, with a low around 47.
Friday
 
Mostly sunny, with a high near 67.
Friday Night
 
Partly cloudy, with a low around 49.
Saturday
 
Mostly sunny, with a high near 72.
Saturday Night
 
Partly cloudy, with a low around 50.
Sunday
 
Mostly sunny, with a high near 72.
Sunday Night
 
Mostly clear, with a low around 48.
Monday
 
Sunny, with a high near 72.

 

Forecast from NOAA-NWS for Fontana CA.