Climatological Report (Monthly)
Issued by NWS Eureka, CA

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000
CXUS56 KEKA 042151
CLMEKA

CLIMATE REPORT
NATIONAL WEATHER SERVICE EUREKA CA
137 PM PST WED JAN 4 2017

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

...THE EUREKA CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017

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   12/14                MM
LOWEST             29   12/26                MM
                        12/18
                        12/17
AVG. MAXIMUM     53.1                      -1.9
AVG. MINIMUM     36.8                      -3.8
MEAN             44.9                      -2.9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        23.31   2002
 MINIMUM         0.52   1976
TOTALS           7.87              8.12   -0.25
DAYS >= .01        17              17.5    -0.5       28
DAYS >= .10         9              12.7    -3.7       23
DAYS >= .50         5               5.4    -0.4       10
DAYS >= 1.00        4               2.4     1.6        5
GREATEST
 24 HR. TOTAL    2.74   12/14 TO 12/15

SNOWFALL (INCHES)
 LIQUID 7/1        MM                        MM

DEGREE_DAYS
HEATING TOTAL     613               533      80      499
 SINCE 7/1       1847              1955    -108     1581
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        6
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              3.7
HIGHEST WIND SPEED/DIRECTION    20/MM     DATE   MM
HIGHEST GUST SPEED/DIRECTION    31/320    DATE  12/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         16


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     HEAVY RAIN                 0
RAIN                      4     LIGHT RAIN                15
HAIL                      0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      4
HAZE                      3

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

&&

TOTAL RAINFALL...............  7.87 DEPARTURE FROM NORMAL.....- 0.25
TOTAL SINCE JANUARY 1ST...... 53.13 DEPARTURE FROM NORMAL.....+12.80
TOTAL SINCE OCT 1ST.......... 25.77 DEPARTURE FROM NORMAL.....+ 9.80

HIGHEST SLP......... 30.49 ON 19 LOWEST SLP........29.65 ON 23

...REMARKS...PRECIPITATION WAS BELOW NORMAL FOR THE MONTH DESPITE
HAVING RAIN 12 DAYS IN A ROW FROM THE 4TH THROUGH THE 15TH AND THEN
AGAIN FOR 5 MORE DAYS LATER IN THE MONTH. A LOW RECORD TEMPERATURE
WAS SET ON THE 26TH. THE OLD RECORD OF 30 DEGRESS WAS WIPED OUT BY
THE RECORDED LOW OF 29. 29 WAS THE LOW RECORD FOR THE MONTH AND IT
WAS REACHED ON TWO OTHER DAYS BUT THEY WERE NOT RECORD LOWS. ALONG
WITH THIS MONTH BEING DRIER THAN NORMAL IT WAS ALSO COOLER THAN
NORMAL WITH THE AVERAGE HIGH, LOW, AND OVERALL AVERAGE COMING IN
WELL BELOW NORMAL.





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