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August 28th, 2025 :: 4:51 am PDT   

Local Weather Report for
Rancho Cucamonga
California, United States

 Current Rancho Cucamonga Weather Conditions Updated August 28th at 3:53 am 
Overcast
Temperature:22°C Dew Point:13°C
Barometer:101.8 kPa Wind:calm
Humidity:56.6% Visibility:0 Km
 
 Rancho Cucamonga Weather Forecast Summary  
 
Today
Aug 28th
Friday
Aug 29th
Saturday
Aug 30th
Sunday
Aug 31st
Monday
Sep 1st
Cloudy Sunny Sunny Sunny Sunny
29°C
34°C
24°C
35°C
25°C
36°C
26°C
37°C
27°C
 
 Rancho Cucamonga Detailed Weather Forecast  
 
Thursday, August 28th, 2025
Overnight Temperature: 26°C
Cloudy.
Morning Temperature: 29°C
Cloudy. Windy at times.
Afternoon Temperature: 27°C
Sunny with cloudy periods.
Evening Temperature: 25°C
Clear.
Friday, August 29th, 2025
Overnight Temperature: 25°C
Clear.
Morning Temperature: 32°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 30°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 26°C
Clear.
Saturday, August 30th, 2025
Overnight Temperature: 25°C
Clear.
Morning Temperature: 33°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 31°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 28°C
Clear.
Sunday, August 31st, 2025
Overnight Temperature: 26°C
Clear.
Morning Temperature: 34°C
Sunny. Windy at times.
Afternoon Temperature: 33°C
Sunny. Windy at times.
Evening Temperature: 28°C
Clear.
Monday, September 1st, 2025
Overnight Temperature: 27°C
Clear.
Morning Temperature: 35°C
Sunny. Windy at times.
Afternoon Temperature: 34°C
Sunny. Windy at times.
Evening Temperature: 30°C
Clear.
Tuesday, September 2nd, 2025
Overnight Temperature: 29°C
Clear with cloudy periods.
Morning Temperature: 36°C
Mostly sunny with a slight chance of showers.
Afternoon Temperature: 36°C
Sunny with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 31°C
Clear with cloudy periods.
Wednesday, September 3rd, 2025
Overnight Temperature: 30°C
Clear.
Morning Temperature: 37°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 35°C
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 31°C
Clear.
Thursday, September 4th, 2025
Overnight Temperature: 28°C
Clear with cloudy periods.
Morning Temperature: 33°C
Sunny with cloudy periods.
Afternoon Temperature: 32°C
Sunny with a chance of showers. Windy at times.
Evening Temperature: 29°C
Clear.
Friday, September 5th, 2025
Overnight Temperature: 28°C
Clear.
Morning Temperature: 33°C
Sunny. Windy at times.
Afternoon Temperature: 31°C
Sunny. Windy at times.
Evening Temperature: 26°C
Clear.





 

  [ Local Weather Report ]
Upland, CA 
3:55 AM  23°C
 
 
Ontario, CA 
3:53 AM  22°C
Overcast
 
Montclair, CA 
3:55 AM  23°C
 
 
Claremont, CA 
 
Chino, CA 
3:53 AM  21°C
 
 
Fontana, CA 
3:53 AM  22°C
Overcast
 
La Verne Bracket, CA 
 
La Verne, CA 
 
Pomona, CA 
 
Norco, CA 
3:56 AM  19°C
 

This WeatherCity Weather Forecast for Rancho Cucamonga, 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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