875  
CDUS46 KSTO 180029  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
529 PM PDT FRI OCT 17 2025  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 17 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 MM 93 1959 79 -5 76  
MINIMUM 47 MM 37 1938 51 -4 55  
AVERAGE 61 65 -4 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.28 2004 0.02 -0.02 0.00  
MONTH TO DATE 1.18 0.21 0.97 T  
SINCE OCT 1 1.18 0.21 0.97 T  
SINCE JAN 1 6.53 8.65 -2.12 13.77  
 
DEGREE DAYS  
HEATING  
TODAY 4 2 2 0  
MONTH TO DATE 33 19 14 0  
SINCE SEP 1 33 23 10 1  
SINCE JUL 1 33 23 10 1  
 
COOLING  
TODAY 0 2 -2 1  
MONTH TO DATE 33 63 -30 194  
SINCE SEP 1 372 332 40 548  
SINCE JAN 1 1724 1609 115 2195    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 42 400 PM  
AVERAGE 70  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 1988  
MINIMUM TEMPERATURE (F) 51 38 1938  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 714 AM PDT SUNSET 623 PM PDT  
OCTOBER 18 2025.......SUNRISE 715 AM PDT SUNSET 622 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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