522  
CDUS46 KSTO 180844  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
144 AM PDT WED SEP 18 2024  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR SEPTEMBER 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1931 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 3:53 PM 102 1984 89 -9 82  
MINIMUM 54 3:19 AM 46 1959 59 -5 60  
AVERAGE 67 74 -7 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 1950 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.03  
SINCE OCT 1 17.52 12.23 5.29 20.20  
SINCE JAN 1 13.77 8.40 5.37 12.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 1 0 1 0  
SINCE JUL 1 1 0 1 0  
 
COOLING  
YESTERDAY 2 9 -7 6  
MONTH TO DATE 218 174 44 154  
SINCE SEP 1 218 174 44 154  
SINCE JAN 1 1865 1451 414 1399    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 34 4:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 102 1984  
MINIMUM TEMPERATURE (F) 58 44 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 6:49 AM PDT SUNSET 7:06 PM PDT  
SEPTEMBER 19 2024.....SUNRISE 6:50 AM PDT SUNSET 7:04 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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