Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
830
CDUS46 KMTR 280835
CLISJC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT MON SEP 28 2026

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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 2026...

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74   1:04 PM  98    1921  79     -5       77
  MINIMUM         55  11:48 PM  41    1893  56     -1       61
  AVERAGE         65                        68     -3       69

PRECIPITATION (IN)
  YESTERDAY        0.00          0.59 1972   0.00   0.00     0.00
  MONTH TO DATE    0.06                      0.05   0.01     0.44
  SINCE OCT 1     12.79                     13.46  -0.67     9.75
  SINCE JAN 1      7.43                      9.31  -1.88     6.11

SNOWFALL (IN)
  YESTERDAY       MM             0.0  1947
  MONTH TO DATE    T
  SINCE SEP 1      T
  SINCE JUL 1      T

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                         5     -3        0
  SINCE SEP 1      2                         5     -3        0
  SINCE JUL 1      4                        11     -7        1

 COOLING
  YESTERDAY        0                         4     -4        4
  MONTH TO DATE  120                       121     -1      192
  SINCE SEP 1    120                       121     -1      192
  SINCE JAN 1    644                       564     80      541
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (340)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           1:00 AM
 LOWEST     46           1:00 PM
 AVERAGE    65

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


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79       101      2020
 MINIMUM TEMPERATURE (F)   56        38      1894


SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE   7:01 AM PDT   SUNSET   6:55 PM PDT
SEPTEMBER 29 2026.....SUNRISE   7:02 AM PDT   SUNSET   6:54 PM PDT


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




$$