797  
CDUS46 KSTO 190849  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
149 AM PDT THU OCT 19 2023  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR OCTOBER 18 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 88 3:40 PM 92 1988 78 10 80  
MINIMUM 52 6:39 AM 38 1938 51 1 55  
AVERAGE 70 65 5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 1953 0.02 -0.02 0.00  
MONTH TO DATE T 0.23 -0.23 0.00  
SINCE OCT 1 T 0.23 -0.23 0.00  
SINCE JAN 1 12.10 8.67 3.43 0.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 4 21 -17 2  
SINCE SEP 1 6 25 -19 2  
SINCE JUL 1 6 25 -19 2  
 
COOLING  
YESTERDAY 5 2 3 3  
MONTH TO DATE 80 65 15 110  
SINCE SEP 1 285 334 -49 483  
SINCE JAN 1 1530 1611 -81 1910    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 2.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 89 2020  
MINIMUM TEMPERATURE (F) 51 37 1949  
 
SUNRISE AND SUNSET  
OCTOBER 19 2023.......SUNRISE 7:16 AM PDT SUNSET 6:21 PM PDT  
OCTOBER 20 2023.......SUNRISE 7:17 AM PDT SUNSET 6:20 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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