Climatological Report (Monthly)
Issued by NWS

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CXUS56 KMTR 021802
CLMSJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1102 AM PDT WED MAY 2 2018

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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              95   04/20/2009
                        04/30/1996
                        04/09/1989
 LOW               26   04/05/1895
HIGHEST            84   04/23                         79  04/30
                                                          04/29
                                                          04/01
LOWEST             43   04/17        MM               41  04/10
                                                          04/09
AVG. MAXIMUM     70.5              69.3     1.2     69.9
AVG. MINIMUM     49.7              48.6     1.1     50.2
MEAN             60.1                               60.1
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           1.23              1.18    0.05     1.68
DAILY AVG.       0.04              0.04    0.00     0.06
DAYS >= .01         6                                  9
DAYS >= .10         3                                  6
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.47   04/06 TO 04/06           04/07 TO 04/07
                                                          04/30 TO 04/30EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          04/30 TO 04/30EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL     144               196     -52      142
 SINCE 7/1       1654              2137    -483     1788
COOLING TOTAL       6                15      -9        1
 SINCE 1/1         11                17      -6        3
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
RESULTANT WIND SPEED/DIRECTION   5/296
HIGHEST WIND SPEED/DIRECTION    23/280    DATE  04/16
HIGHEST GUST SPEED/DIRECTION    30/240    DATE  04/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             22
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  3
  0
  0
  0
  0
  0
HAZE                      7

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

$$



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