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July 13th, 2026 :: 1:44 pm PDT   

Local Weather Report for
Grand Terrace
California, United States

 Current Grand Terrace Weather Conditions Updated July 13th at 12:49 pm 
Overcast
Temperature:82°F Dew Point:59°F
Barometer:30.01 inHg Wind:calm
Humidity:45.1% Visibility:0M
 
 Grand Terrace Weather Forecast Summary  
 
Today
Jul 13th
Tuesday
Jul 14th
Wednesday
Jul 15th
Thursday
Jul 16th
Friday
Jul 17th
Mix of Sun and Cloud Sunny Sunny Sunny Mostly Sunny
85°F
91°F
68°F
97°F
70°F
99°F
72°F
89°F
67°F
 
 Grand Terrace Detailed Weather Forecast  
 
Monday, July 13th, 2026
Afternoon Temperature: 80°F
A mix of cloud and sun with a slight chance of showers.
Evening Temperature: 73°F
A mix of cloudy and clear skies.
Tuesday, July 14th, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 90°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
Clear.
Wednesday, July 15th, 2026
Overnight Temperature: 70°F
Clear.
Morning Temperature: 87°F
Sunny.
Afternoon Temperature: 95°F
Sunny. Windy at times.
Evening Temperature: 78°F
Clear.
Thursday, July 16th, 2026
Overnight Temperature: 73°F
Clear.
Morning Temperature: 89°F
Sunny.
Afternoon Temperature: 96°F
Sunny. Windy at times.
Evening Temperature: 75°F
Clear.
Friday, July 17th, 2026
Overnight Temperature: 69°F
Clear.
Morning Temperature: 79°F
Mostly sunny.
Afternoon Temperature: 83°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Evening Temperature: 67°F
A mix of clear and cloudy skies.
Saturday, July 18th, 2026
Overnight Temperature: 63°F
Mostly clear.
Morning Temperature: 74°F
A mix of sun and cloud.
Afternoon Temperature: 84°F
Mostly sunny. Windy at times.
Evening Temperature: 67°F
Clear.
Sunday, July 19th, 2026
Overnight Temperature: 64°F
Clear.
Morning Temperature: 78°F
Sunny.
Afternoon Temperature: 88°F
Mostly sunny. Windy at times.
Evening Temperature: 71°F
Clear.
Monday, July 20th, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 83°F
Sunny.
Afternoon Temperature: 92°F
Sunny. Windy at times.
Evening Temperature: 75°F
Clear.
Tuesday, July 21st, 2026
Overnight Temperature: 71°F
Clear.
Morning Temperature: 87°F
Sunny.
Afternoon Temperature: 94°F
Sunny. Windy at times.
Evening Temperature: 76°F
Mostly clear.





 

  [ Local Weather Report ]
Colton, CA 
12:49 PM  82°F
Overcast
 
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12:49 PM  82°F
Overcast
 
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12:49 PM  82°F
Overcast
 
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Moreno Valley, CA 
 
Highland, CA 
12:49 PM  82°F
Overcast
 
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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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