StadiumForecast.com - Your Weather Expert for Sports
   Football
   Baseball
Golf
  Soccer
Racing
 

Auto Club Speedway Weather



Weather Forecast for Fontana

Now
Current Weather Conditions
62° F

Wind: 3.36 mph
Humidity: 49%
Clouds: 0%
Pressure: 1014 hPa
Sunrise: 9:46 AM ET
Sunset: 10:04 PM ET
Tomorrow
Tomorrow's Weather Conditions
Sunny

Clear
Sat
Sat's Weather Conditions
Sunny

Partly Cloudy


Extended Forecast
 
National Weather Service Forecast for: Fontana CA
Issued by: National Weather Service San Diego, CA
Updated: 11:21 pm PDT Mar 25, 2026
 
Tonight

Tonight: Mostly clear, with a low around 58. West wind around 5 mph becoming calm  after midnight.
Low: 58 °F
Thursday

Thursday: Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
High: 88 °F
Thursday
Night
Thursday Night: Clear, with a low around 60. West wind 5 to 10 mph becoming light and variable  in the evening.
Low: 60 °F
Friday

Friday: Sunny, with a high near 89. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
High: 89 °F
Friday
Night
Friday Night: Partly cloudy, with a low around 62. West wind 5 to 10 mph becoming light  in the evening. Winds could gust as high as 20 mph.
Low: 62 °F
Saturday

Saturday: Partly sunny, with a high near 92.
High: 92 °F
Saturday
Night
Saturday Night: Partly cloudy, with a low around 61.
Low: 61 °F
Sunday

Sunday: Sunny, with a high near 91.
High: 91 °F
Sunday
Night
Sunday Night: Mostly clear, with a low around 61.
Low: 61 °F
Mostly Clear
Sunny
Clear
Sunny
Partly Cloudy
Partly Sunny
Partly Cloudy
Sunny
Mostly Clear


Tonight
 
Mostly clear, with a low around 58. West wind around 5 mph becoming calm after midnight.
Thursday
 
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
 
Clear, with a low around 60. West wind 5 to 10 mph becoming light and variable in the evening.
Friday
 
Sunny, with a high near 89. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
 
Partly cloudy, with a low around 62. West wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Saturday
 
Partly sunny, with a high near 92.
Saturday Night
 
Partly cloudy, with a low around 61.
Sunday
 
Sunny, with a high near 91.
Sunday Night
 
Mostly clear, with a low around 61.
Monday
 
Partly sunny, with a high near 85.
Monday Night
 
Mostly cloudy, with a low around 58.
Tuesday
 
Mostly cloudy, with a high near 75.
Tuesday Night
 
A chance of showers. Mostly cloudy, with a low around 55.
Wednesday
 
A slight chance of showers. Mostly cloudy, with a high near 69.

Forecast from NOAA-NWS for Fontana.



 


Football  |  Baseball  |  Golf  |  Soccer  |  Racing  |  Radar  |  Stadiums

Copyright © 2009-, StadiumForecast.com a Division of FFWV