269  
CDUS46 KSTO 210937  
CLIMOD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
137 AM PST THU DEC 21 2023  
   
...............................  
 
   
..THE MODESTO CA CLIMATE SUMMARY FOR DECEMBER 20 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 60 9:42 AM 71 1969 55 5 51  
MINIMUM 52 11:59 PM 26 1965 38 14 37  
AVERAGE 56 47 9 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.47 0.89 1988 0.07 0.40 0.00  
MONTH TO DATE 1.65 1.35 0.30 3.29  
SINCE OCT 1 2.61 2.97 -0.36 4.48  
SINCE JAN 1 14.71 11.41 3.30 5.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 18 -9 21  
MONTH TO DATE 297 342 -45 390  
SINCE DEC 1 297 342 -45 390  
SINCE JUL 1 672 732 -60 913  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1549 1623 -74 1922    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 10:00 PM  
LOWEST 83 12:00 PM  
AVERAGE 92  
   
......................................................  
 
THE MODESTO CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 65 2014  
MINIMUM TEMPERATURE (F) 38 24 1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 7:15 AM PST SUNSET 4:49 PM PST  
DECEMBER 22 2023......SUNRISE 7:16 AM PST SUNSET 4:49 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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