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366
CXUS56 KMTR 012302
CLMSJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
302 PM PST THU JAN 1 2015

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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              79   12/12/1958
 LOW               19   12/23/1990
                        12/22/1990
HIGHEST            71   12/08                         70  12/24
LOWEST             33   12/27        MM               25  12/09
AVG. MAXIMUM     60.9              61.2    -0.3     60.3
AVG. MINIMUM     47.8              42.2     5.6     35.4
MEAN             54.4                               47.8
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  8
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           7.76              2.12    5.64     0.13
DAILY AVG.       0.25              0.07    0.18     0.00
DAYS >= .01        16                                  2
DAYS >= .10         8                                  0
DAYS >= .50         5                                  0
DAYS >= 1.00        3                                  0
GREATEST
 24 HR. TOTAL    3.39   12/11 TO 12/12           12/06 TO 12/07
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL     321               412     -91      527
 SINCE 7/1        605               737    -132      907
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        685               730     -45      549
..................................................

WIND (MPH)
AVERAGE WIND SPEED              6.1
RESULTANT WIND SPEED/DIRECTION   1/115
HIGHEST WIND SPEED/DIRECTION    32/110    DATE  12/11
HIGHEST GUST SPEED/DIRECTION    44/100    DATE  12/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      5
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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