883  
CDUS46 KSTO 220848  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
148 AM PDT FRI AUG 22 2025  
   
...............................
 
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR AUGUST 21 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1931 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 101R 448 PM 101 1969 93 8 94  
MINIMUM 64 608 AM 50 1959 62 2 64  
AVERAGE 83 77 6 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 2003 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 T  
SINCE OCT 1 8.79 12.21 -3.42 17.52  
SINCE JAN 1 5.15 8.38 -3.23 13.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 5 -5 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 12 6 14  
MONTH TO DATE 297 278 19 353  
SINCE JUN 1 974 995 -21 1383  
SINCE JAN 1 1182 1160 22 1531    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 600 AM  
LOWEST 16 400 PM  
AVERAGE 48  
   
......................................................
 
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 101 1982  
MINIMUM TEMPERATURE (F) 62 51 1973  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 626 AM PDT SUNSET 747 PM PDT  
AUGUST 23 2025........SUNRISE 627 AM PDT SUNSET 745 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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