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September 10th, 2025 :: 6:16 pm PDT   

Local Weather Report for
Walnut
California, United States

 Current Walnut Weather Conditions Updated September 10th at 4:47 pm 
Temperature:79°F Dew Point:55°F
Barometer:29.89 inHg Wind:N 21 Mph
Humidity:44.5% Visibility:0M
 
 Walnut Weather Forecast Summary  
 
Today
Sep 10th
Thursday
Sep 11th
Friday
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Mostly Sunny Mostly Sunny Sunny Sunny Sunny
82°F
80°F
66°F
82°F
67°F
86°F
68°F
86°F
70°F
 
 Walnut Detailed Weather Forecast  
 
Wednesday, September 10th, 2025
Evening Temperature: 68°F
Clear with cloudy periods.
Thursday, September 11th, 2025
Overnight Temperature: 67°F
Clear with cloudy periods.
Morning Temperature: 76°F
Sunny. Windy at times.
Afternoon Temperature: 77°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear.
Friday, September 12th, 2025
Overnight Temperature: 67°F
Clear.
Morning Temperature: 77°F
Sunny.
Afternoon Temperature: 78°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear.
Saturday, September 13th, 2025
Overnight Temperature: 69°F
Clear.
Morning Temperature: 81°F
Sunny.
Afternoon Temperature: 81°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear.
Sunday, September 14th, 2025
Overnight Temperature: 70°F
Clear.
Morning Temperature: 81°F
Sunny. Windy at times.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear.
Monday, September 15th, 2025
Overnight Temperature: 71°F
Clear.
Morning Temperature: 82°F
Sunny. Windy at times.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 73°F
Clear.
Tuesday, September 16th, 2025
Overnight Temperature: 71°F
Clear.
Morning Temperature: 82°F
Sunny.
Afternoon Temperature: 84°F
Sunny. Windy at times.
Evening Temperature: 74°F
Clear.
Wednesday, September 17th, 2025
Overnight Temperature: 73°F
Clear.
Morning Temperature: 86°F
Sunny.
Afternoon Temperature: 88°F
Sunny. Windy at times.
Evening Temperature: 78°F
Clear.
Thursday, September 18th, 2025
Overnight Temperature: 75°F
Clear.
Morning Temperature: 89°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 82°F
Clear.





 

  [ Local Weather Report ]
Diamond Bar, CA 
4:47 PM  79°F
 
 
Covina, CA 
4:47 PM  79°F
 
 
La Puente, CA 
4:45 PM  79°F
 
 
West Covina, CA 
4:45 PM  79°F
 
 
La Habra Heights, CA 
4:53 PM  75°F
 
 
Baldwin Park, CA 
4:45 PM  79°F
 
 
Pomona, CA 
4:47 PM  79°F
 
 
San Dimas, CA 
4:47 PM  79°F
 
 
La Verne Bracket, CA 
4:47 PM  79°F
 
 
Brea, CA 
4:53 PM  75°F
 

This WeatherCity Weather Forecast for Walnut, 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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