173  
CDUS46 KEKA 221210  
CLIUKI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE EUREKA CA  
410 AM PST FRI DEC 22 2023  
   
...............................
 
 
   
..THE UKIAH CA CLIMATE SUMMARY FOR DECEMBER 21 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1903 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 2:52 PM 68 1999 56 11 57  
MINIMUM 45 11:50 PM 19 1998 36 9 45  
AVERAGE 56 46 10 51  
 
PRECIPITATION (IN)  
YESTERDAY T 4.23 1964 0.23 -0.23 0.03  
MONTH TO DATE 5.81 4.59 1.22 3.92  
SINCE OCT 1 9.29 9.91 -0.62 6.07  
SINCE JAN 1 36.43 32.51 3.92 12.89  
 
SNOWFALL (IN)  
YESTERDAY MM MM MM MM MM MM  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE DEC 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 MM MM T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 19 -10 14  
MONTH TO DATE 306 391 -85 445  
SINCE DEC 1 306 391 -85 445  
SINCE JUL 1 773 926 -153 1021  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1190 1005 185 1282    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 0.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 59  
AVERAGE 78  
   
......................................................
 
 
THE UKIAH CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 72 1914  
MINIMUM TEMPERATURE (F) 36 15 1990  
 
SUNRISE AND SUNSET  
DECEMBER 22 2023......SUNRISE 7:29 AM PST SUNSET 4:54 PM PST  
DECEMBER 23 2023......SUNRISE 7:29 AM PST SUNSET 4:54 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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