257  
CDUS46 KSTO 310849  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
149 AM PDT THU AUG 31 2023  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR AUGUST 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 93 4:12 PM 106 1988 92 1 94  
MINIMUM 63 11:59 PM 46 1957 61 2 63  
AVERAGE 78 77 1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.18 1953 0.00 0.00 0.00  
MONTH TO DATE T 0.01 -0.01 T  
SINCE OCT 1 20.17 12.21 7.96 9.00  
SINCE JAN 1 12.04 8.38 3.66 0.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 3 5 -2 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 13 12 1 14  
MONTH TO DATE 435 386 49 450  
SINCE JUN 1 1089 1103 -14 1240  
SINCE JAN 1 1233 1268 -35 1413    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 10:00 PM  
LOWEST 22 5:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 104 2007  
MINIMUM TEMPERATURE (F) 61 48 1957  
 
SUNRISE AND SUNSET  
AUGUST 31 2023........SUNRISE 6:33 AM PDT SUNSET 7:34 PM PDT  
SEPTEMBER 1 2023.....SUNRISE 6:34 AM PDT SUNSET 7:33 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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