Climatological Report (Annual)
Issued by NWS Eureka, CA

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CLAEKA

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CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
802 PM PST TUE JAN 1 2019

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

...THE EUREKA CA CLIMATE SUMMARY FOR THE YEAR OF 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              87   09/02/2017
                        10/26/1993
 LOW               20   01/14/1888
HIGHEST            73   09/30        79      -6       87  09/02
                        05/08
LOWEST             29   02/20        30      -1       28  01/06
AVG. MAXIMUM     59.2              59.6    -0.4     59.7
AVG. MINIMUM     46.0              46.1    -0.1     46.6
MEAN             52.6              52.9    -0.3     53.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      6               6.1    -0.1        6
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        67.21   1983
 MINIMUM        16.60   2013
TOTALS          36.75             40.33   -3.58    49.05
DAILY AVG.       0.10              0.11   -0.01     0.14
DAYS >= .01       109             127.5   -18.5      136
DAYS >= .10        71              77.3    -6.3       94
DAYS >= .50        28              27.9     0.1       42
DAYS >= 1.00        7               8.8    -1.8       10
GREATEST
 24 HR. TOTAL    1.73   01/24 TO 01/25

SNOWFALL (INCHES)
RECORDS
 TOTAL            6.9   1907
 24 HR TOTAL      3.4   01/13/1907 TO 01/13/1907
 SNOW DEPTH        MM   MM
TOTALS              T               0.2    -0.2        T
 LIQUID EQUIV      MM                MM      MM       MM
SINCE 7/1         0.0                 T     0.0      0.0
 LIQUID 7/1      0.00                MM      MM     0.00
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       7               0.2     6.8        5
DAYS >= 1.0         0               0.1    -0.1        0

DEGREE_DAYS
HEATING TOTAL    4441              4434       7     4243
 SINCE 7/1       1926              1955     -29     1800
COOLING TOTAL       0                 2      -2       15
 SINCE 1/1          0                 0       0       15

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

WIND (MPH)
AVERAGE WIND SPEED              4.5
RESULTANT WIND SPEED/DIRECTION   1/329
HIGHEST WIND SPEED/DIRECTION    23/010    DATE  02/26
HIGHEST GUST SPEED/DIRECTION    38/160    DATE  12/14

SKY COVER
AVERAGE SKY COVER           0.60


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2 HEAVY RAIN                 1
RAIN                     34 LIGHT RAIN               147
HAIL                      2 SNOW                       2
SLEET                     0 FOG                      165
FOG W/VIS <= 1/4 MILE    43 HAZE                      39

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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