475  
CDUS46 KSTO 310830  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
130 AM PDT TUE OCT 31 2023  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 30 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1931 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 4:00 PM 87 1993 73 -1 75  
MINIMUM 39 6:16 AM 32 1946 48 -9 42  
AVERAGE 56 60 -4 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.75 1975 0.03 -0.03 0.00  
MONTH TO DATE 0.42 0.52 -0.10 0.00  
SINCE OCT 1 0.42 0.52 -0.10 0.00  
SINCE JAN 1 12.52 8.96 3.56 0.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 5 4 6  
MONTH TO DATE 56 63 -7 54  
SINCE SEP 1 58 67 -9 54  
SINCE JUL 1 58 67 -9 54  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 99 74 25 122  
SINCE SEP 1 304 343 -39 495  
SINCE JAN 1 1549 1620 -71 1922    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 1.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 25 4:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 83 1967  
2015  
MINIMUM TEMPERATURE (F) 47 29 1935  
 
SUNRISE AND SUNSET  
OCTOBER 31 2023.......SUNRISE 7:28 AM PDT SUNSET 6:07 PM PDT  
NOVEMBER 1 2023......SUNRISE 7:29 AM PDT SUNSET 6:05 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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