979  
CDUS46 KEKA 181216  
CLIUKI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE EUREKA CA  
416 AM PST MON DEC 18 2023  
   
...............................
 
 
   
..THE UKIAH CA CLIMATE SUMMARY FOR DECEMBER 17 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 51 11:59 PM 71 1958 56 -5 58  
1980  
MINIMUM 36 3:35 AM 21 1918 36 0 26  
AVERAGE 44 46 -2 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.29 1.50 1940 0.24 0.05 0.00  
MONTH TO DATE 1.74 3.63 -1.89 3.89  
SINCE OCT 1 5.22 8.95 -3.73 6.04  
SINCE JAN 1 32.36 31.55 0.81 12.86  
 
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 21 19 2 23  
MONTH TO DATE 266 315 -49 364  
SINCE DEC 1 266 315 -49 364  
SINCE JUL 1 733 850 -117 940  
 
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 10 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 79  
AVERAGE 88  
   
......................................................
 
 
THE UKIAH CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 74 1958  
MINIMUM TEMPERATURE (F) 36 19 1924  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:27 AM PST SUNSET 4:52 PM PST  
DECEMBER 19 2023......SUNRISE 7:27 AM PST SUNSET 4:52 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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