683
CXUS56 KEKA 090930
CLMEKA
SFOCLMEKA 000
TTAA00 EKA 090924
CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
123 AM PST FRI JAN 09 2026
...............................
..THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 77 12/30/1963
LOW 21 12/09/1972
HIGHEST 61 12/16 MM MM 66
LOWEST 35 12/28 MM MM 33
12/29
AVG. MAXIMUM 56.1 54.7 1.4 57.7
AVG. MINIMUM 43.0 40.0 3.0 42.3
MEAN 49.5 47.4 2.1 50.0
DAYS MAX >= 90 0
DAYS MIN <= 32 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 23.31 2002
MINIMUM 0.52 1976
TOTALS 8.68 8.10 0.58
DAYS >= .01 19 17.1 1.9 21
DAYS >= .10 10 12.3 -2.3 16
DAYS >= .50 7 5.6 1.4 7
DAYS >= 1.00 2 2.5 -0.5 3
GREATEST
24 HR. TOTAL 2.84 12/20 TO 12/21
LIQUID 7/1 MM MM
DEGREE DAYS
HEATING TOTAL 468 547 -79 457
SINCE 7/1 1640 1977 -337 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 1 -1 MM
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WIND (MPH)
AVERAGE WIND SPEED 2.1
HIGHEST WIND SPEED/DIRECTION 21/290 DATE 12/24
HIGHEST GUST SPEED/DIRECTION 35/290 DATE 12/24
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.62
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 14
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 HEAVY RAIN 2
RAIN 8 LIGHT RAIN 21
HAIL 0 SLEET 0
FOG 20 FOG W/VIS <= 1/4 MILE 8
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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