321  
CDUS46 KSTO 180906  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
206 AM PDT WED OCT 18 2023  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 17 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 82 3:56 PM 93 1959 79 3 77  
MINIMUM 58 6:43 AM 37 1938 51 7 53  
AVERAGE 70 65 5 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 2004 0.02 -0.02 0.00  
MONTH TO DATE T 0.21 -0.21 0.00  
SINCE OCT 1 T 0.21 -0.21 0.00  
SINCE JAN 1 12.10 8.65 3.45 0.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 4 19 -15 2  
SINCE SEP 1 6 23 -17 2  
SINCE JUL 1 6 23 -17 2  
 
COOLING  
YESTERDAY 5 2 3 0  
MONTH TO DATE 75 63 12 107  
SINCE SEP 1 280 332 -52 480  
SINCE JAN 1 1525 1609 -84 1907    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 1988  
MINIMUM TEMPERATURE (F) 51 38 1938  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 7:15 AM PDT SUNSET 6:23 PM PDT  
OCTOBER 19 2023.......SUNRISE 7:16 AM PDT SUNSET 6:21 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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