523  
CDUS46 KSTO 130851  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
151 AM PDT WED AUG 13 2025  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR AUGUST 12 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1931 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 95 520 PM 106 1996 94 1 95  
MINIMUM 64 607 AM 50 1932 62 2 62  
AVERAGE 80 78 2 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 1965 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.00 0.00 T  
SINCE OCT 1 8.79 12.20 -3.41 17.52  
SINCE JAN 1 5.15 8.37 -3.22 13.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 5 -5 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 15 13 2 14  
MONTH TO DATE 185 163 22 233  
SINCE JUN 1 862 880 -18 1263  
SINCE JAN 1 1070 1045 25 1411    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 600 AM  
LOWEST 24 600 PM  
AVERAGE 49  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 107 1996  
MINIMUM TEMPERATURE (F) 62 49 1949  
 
SUNRISE AND SUNSET  
AUGUST 13 2025........SUNRISE 618 AM PDT SUNSET 758 PM PDT  
AUGUST 14 2025........SUNRISE 619 AM PDT SUNSET 757 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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