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
..............................................................

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.



$$