267  
CDUS46 KEKA 181221  
CLIEKA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE EUREKA CA  
521 AM PDT TUE AUG 18 2026  
   
...............................  
 
   
..THE EUREKA CA CLIMATE SUMMARY FOR AUGUST 17 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1886 TO 2026  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 71 1923 64 -3 66  
MINIMUM 52 47 1935 53 -1 56  
1946  
AVERAGE 57 59 -2 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.63 1976 0.01 -0.01 0.00  
MONTH TO DATE 0.03 0.09 -0.06 0.05  
SINCE OCT 1 33.83 39.63 -5.80 47.94  
SINCE JAN 1 16.32 24.33 -8.01 24.76  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 2001 0.0 MM 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 6 2 4  
MONTH TO DATE 107 102 5 87  
SINCE JUN 1 552 597 -45 598  
SINCE JUL 1 286 327 -41 317  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
........................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................  
 
THE EUREKA CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 71 1891  
1986  
MINIMUM TEMPERATURE (F) 53 46 1916  
 
SUNRISE AND SUNSET  
AUGUST 18 2026........SUNRISE 6:30 AM PDT SUNSET 8:10 PM PDT  
AUGUST 19 2026........SUNRISE 6:31 AM PDT SUNSET 8:09 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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