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September 13th, 2025 :: 8:12 pm PDT   

Local Weather Report for
Grand Terrace
California, United States

 Current Grand Terrace Weather Conditions Updated September 13th at 6:55 pm 
Temperature:77°F Dew Point:55°F
Barometer:29.89 inHg Wind:N 21 Mph
Humidity:47.3% Visibility:0M
 
 Grand Terrace Weather Forecast Summary  
 
Today
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Wednesday
Sep 17th
Sunny Sunny Sunny Sunny Cloudy
79°F
82°F
59°F
87°F
62°F
90°F
64°F
88°F
66°F
 
 Grand Terrace Detailed Weather Forecast  
 
Saturday, September 13th, 2025
Evening Temperature: 61°F
Clear.
Sunday, September 14th, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 80°F
Sunny. Windy at times.
Afternoon Temperature: 74°F
Sunny. Windy at times.
Evening Temperature: 63°F
Clear.
Monday, September 15th, 2025
Overnight Temperature: 67°F
Clear.
Morning Temperature: 84°F
Sunny. Windy at times.
Afternoon Temperature: 76°F
Sunny. Windy at times.
Evening Temperature: 66°F
Clear.
Tuesday, September 16th, 2025
Overnight Temperature: 70°F
Clear.
Morning Temperature: 87°F
Sunny. Windy at times.
Afternoon Temperature: 78°F
Sunny. Windy at times.
Evening Temperature: 67°F
Clear.
Wednesday, September 17th, 2025
Overnight Temperature: 70°F
Clear.
Morning Temperature: 86°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 77°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 69°F
Cloudy.
Thursday, September 18th, 2025
Overnight Temperature: 72°F
Cloudy.
Morning Temperature: 80°F
Cloudy.
Afternoon Temperature: 77°F
Cloudy with a slight chance of showers.
Evening Temperature: 67°F
A mix of clear and cloudy skies with a chance of showers.
Friday, September 19th, 2025
Overnight Temperature: 69°F
Cloudy.
Morning Temperature: 84°F
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 77°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 70°F
Cloudy.
Saturday, September 20th, 2025
Overnight Temperature: 73°F
Cloudy.
Morning Temperature: 84°F
Cloudy.
Afternoon Temperature: 77°F
Cloudy.
Evening Temperature: 72°F
Cloudy.
Sunday, September 21st, 2025
Overnight Temperature: 73°F
Cloudy.
Morning Temperature: 85°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 78°F
Sunny. Windy at times.
Evening Temperature: 68°F
Clear.





 

  [ Local Weather Report ]
Colton, CA 
6:55 PM  77°F
 
 
Loma Linda, CA 
6:55 PM  77°F
 
 
San Bernardino, CA 
6:55 PM  77°F
 
 
Rialto, CA 
6:55 PM  77°F
 
 
Redlands, CA 
 
Fontana, CA 
6:53 PM  72°F
 
 
Moreno Valley, CA 
6:55 PM  75°F
 
 
Highland, CA 
6:55 PM  77°F
 
 
Riverside, CA 
6:55 PM  75°F
 
 
Calimesa, CA 

This WeatherCity Weather Forecast for Grand Terrace, 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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