816  
CDUS46 KSTO 150850  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
150 AM PDT FRI AUG 15 2025  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR AUGUST 14 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 91 530 PM 106 1996 94 -3 96  
MINIMUM 60 549 AM 50 1972 62 -2 63  
AVERAGE 76 78 -2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 1991 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 11 13 -2 15  
MONTH TO DATE 207 189 18 261  
SINCE JUN 1 884 906 -22 1291  
SINCE JAN 1 1092 1071 21 1439    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 600 AM  
LOWEST 33 400 PM  
AVERAGE 60  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 105 2008  
2020  
MINIMUM TEMPERATURE (F) 62 49 1949  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 620 AM PDT SUNSET 756 PM PDT  
AUGUST 16 2025........SUNRISE 621 AM PDT SUNSET 754 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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