301
CXUS56 KMTR 010831
CLMSJC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT FRI MAY 01 2026

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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026

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           85   04/05                          80  04/14
                                                          04/13
                                                          04/29
LOWEST            46   04/14                          40  04/03
                       04/18
                       04/28
AVG. MAXIMUM    69.9               69.2     0.7     69.4
AVG. MINIMUM    50.6               48.4     2.2     48.8
MEAN            60.3                                59.1
DAYS MAX >= 90     0                                  MM
DAYS MAX <= 32     0                                  MM
DAYS MIN <= 32     0                                  MM
DAYS MIN <= 0      0                                  MM

PRECIPITATION (INCHES)
TOTALS          1.85               1.07    0.78     0.31
DAILY AVG.      0.06               0.04    0.02     0.01
DAYS >= .01        9                                  MM
DAYS >= .10        5                                  MM
DAYS >= .50        1                                  MM
DAYS >= 1.00       0                                  MM
GREATEST
 24 HR. TOTAL   0.91   04/20 TO 04/21               0.25  04/01 TO 04/01


DEGREE DAYS
HEATING TOTAL    140                197     -57      171
 SINCE 7/1      1475               2060    -585       MM
COOLING TOTAL      4                 11      -7        1
 SINCE 1/1        57                 13      44       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
RESULTANT WIND SPEED/DIRECTION   3/310
HIGHEST WIND SPEED/DIRECTION    25/190    DATE  04/20
HIGHEST GUST SPEED/DIRECTION    33/200    DATE  04/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.48
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

$$