406  
CXUS56 KEKA 060712  
CLMEKA  
 
SFOCLMEKA 000  
TTAA00 EKA 060628  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE EUREKA CA  
1028 PM PST WED NOV 05 2025  
   
...............................
 
 
   
..THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1886 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 87 10/26/1993  
LOW 32 10/29/1971  
HIGHEST 74 10/06 MM MM 75  
10/07  
LOWEST 39 10/27 MM MM 39  
AVG. MAXIMUM 62.6 61.9 0.7 63.4  
AVG. MINIMUM 47.8 46.8 1.0 46.7  
MEAN 55.2 54.3 0.9 55.1  
DAYS MAX >= 90 0  
DAYS MIN <= 32 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 13.04 1950  
MINIMUM 0.00 1917  
TOTALS 3.34 2.31 1.03  
DAYS >= .01 9 8.7 0.3 10  
DAYS >= .10 5 4.7 0.3 6  
DAYS >= .50 4 1.7 2.3 3  
DAYS >= 1.00 0 0.5 -0.5 0  
GREATEST  
24 HR. TOTAL 1.04 10/24 TO 10/25  
 
LIQUID 7/1 MM MM  
 
DEGREE DAYS  
HEATING TOTAL 295 331 -36 301  
SINCE 7/1 828 991 -163 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 1 -1 MM    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 1.8  
HIGHEST WIND SPEED/DIRECTION 15/330 DATE 10/04  
15/230 10/15  
HIGHEST GUST SPEED/DIRECTION 22/MM DATE 10/04  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.58  
NUMBER OF DAYS FAIR 6  
NUMBER OF DAYS PC 13  
NUMBER OF DAYS CLOUDY 12  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 HEAVY RAIN 1  
RAIN 5 LIGHT RAIN 10  
HAIL 0 SLEET 0  
FOG 21 FOG W/VIS <= 1/4 MILE 10  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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