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Sunset:  4:52 pm
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January 1st, 2026 :: 2:24 am PST   

Local Weather Report for
Rialto
California, United States

 Rialto Weather Forecast Summary  
 
Today
Jan 1st
Friday
Jan 2nd
Saturday
Jan 3rd
Sunday
Jan 4th
Monday
Jan 5th
Showers Cloudy Cloudy Showers Showers
52°F
55°F
44°F
55°F
48°F
53°F
49°F
51°F
45°F
 
 Rialto Detailed Weather Forecast  
 
Thursday, January 1st, 2026
Overnight Temperature: 51°F
Cloudy with showers likely.
Morning Temperature: 51°F
Cloudy with a few showers.
Afternoon Temperature: 49°F
Sunny with cloudy periods with a few showers.
Evening Temperature: 45°F
Mostly clear.
Friday, January 2nd, 2026
Overnight Temperature: 44°F
Clear with cloudy periods.
Morning Temperature: 54°F
A mix of cloud and sun.
Afternoon Temperature: 50°F
A mix of cloud and sun.
Evening Temperature: 47°F
Cloudy.
Saturday, January 3rd, 2026
Overnight Temperature: 48°F
Cloudy.
Morning Temperature: 55°F
Cloudy.
Afternoon Temperature: 52°F
Cloudy.
Evening Temperature: 51°F
A mix of cloudy and clear skies.
Sunday, January 4th, 2026
Overnight Temperature: 51°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 52°F
Cloudy with a chance of showers.
Afternoon Temperature: 51°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 50°F
Cloudy with a few showers.
Monday, January 5th, 2026
Overnight Temperature: 48°F
Cloudy with clear periods with showers likely.
Morning Temperature: 50°F
Cloudy with sunny periods with showers likely. Windy at times.
Afternoon Temperature: 48°F
Cloudy with showers likely.
Evening Temperature: 46°F
Cloudy with a chance of showers.
Tuesday, January 6th, 2026
Overnight Temperature: 46°F
Cloudy.
Morning Temperature: 46°F
Cloudy with showers likely.
Afternoon Temperature: 44°F
Cloudy with a few showers.
Evening Temperature: 45°F
Cloudy with showers likely.
Wednesday, January 7th, 2026
Overnight Temperature: 44°F
Cloudy with showers likely.
Morning Temperature: 48°F
Cloudy with a chance of showers.
Afternoon Temperature: 46°F
Sunny with cloudy periods.
Evening Temperature: 42°F
Clear with cloudy periods.
Thursday, January 8th, 2026
Overnight Temperature: 42°F
A mix of cloudy and clear skies.
Morning Temperature: 44°F
A mix of cloud and sun.
Afternoon Temperature: 43°F
Cloudy.
Evening Temperature: 42°F
A mix of cloudy and clear skies.
Friday, January 9th, 2026
Overnight Temperature: 41°F
Clear with cloudy periods.
Morning Temperature: 44°F
Sunny with cloudy periods.
Afternoon Temperature: 40°F
Sunny with cloudy periods.
Evening Temperature: 37°F
Cloudy with clear periods with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.





 

  [ Local Weather Report ]
Colton, CA 
1:00 AM  45°F
heavy drizzle
 
Fontana, CA 
 
San Bernardino, CA 
1:00 AM  45°F
heavy drizzle
 
Grand Terrace, CA 
1:00 AM  45°F
heavy drizzle
 
Loma Linda, CA 
1:00 AM  45°F
heavy drizzle
 
Highland, CA 
1:00 AM  45°F
heavy drizzle
 
Redlands, CA 
 
Ontario, CA 
12:47 AM  54°F
light rain mist
 
Rancho Cucamonga, CA 
12:47 AM  54°F
light rain mist
 
Moreno Valley, CA 
12:55 AM  54°F
light rain mist

 
This WeatherCity Weather Forecast for Rialto, California, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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