835  
CDUS46 KSTO 180958  
CLIBLU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
158 AM PST THU DEC 18 2025  
   
...............................  
 
   
..THE BLUE CANYON CLIMATE SUMMARY FOR DECEMBER 17 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1943 TO 2025  
 
WEATHER ITEM OBSERVED NORMAL DEPARTURE LAST  
VALUE VALUE FROM YEAR  
NORMAL    
............................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 53  
MINIMUM 40 34  
AVERAGE 45  
 
PRECIPITATION (IN)  
YESTERDAY 1.80 MM MM 0.00  
MONTH TO DATE 2.33 0.00 2.33 6.05  
SINCE OCT 1 15.99 T 15.99 18.88  
SINCE JAN 1 57.10 T 57.10 64.48  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 21  
MONTH TO DATE 225 327  
SINCE JUL 1 1166 1424  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 449 911    
............................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 67 1000 PM  
AVERAGE 84  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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