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
000
CDUS46 KMTR 280045
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT THU APR 27 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 27 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65    148 PM  87    2004  66     -1       60
  MINIMUM         52    556 AM  36    1955  50      2       49
  AVERAGE         59                        58      1       55

PRECIPITATION (IN)
  TODAY            0.00          0.89 1953   0.03  -0.03     0.04
  MONTH TO DATE    2.20                      1.21   0.99     0.82
  SINCE OCT 1     30.87                     19.78  11.09    17.18
  SINCE JAN 1     21.92                     12.42   9.50    12.39

SNOWFALL (IN)
  TODAY            0.0           0.0
  MONTH TO DATE    0.0
  SINCE MAR 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            6                         7     -1       10
  MONTH TO DATE  182                       226    -44      128
  SINCE MAR 1    423                       540   -117      345
  SINCE JUL 1   2000                      2346   -346     1743

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    1                         0      1       20
  SINCE MAR 1      1                         1      0       20
  SINCE JAN 1      1                         1      0       20
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  17   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    17.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           100 AM
 LOWEST     48          1200 PM
 AVERAGE    69

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        89      1981
 MINIMUM TEMPERATURE (F)   50        39      1967


SUNRISE AND SUNSET
APRIL 27 2017.........SUNRISE   618 AM PDT   SUNSET   756 PM PDT
APRIL 28 2017.........SUNRISE   617 AM PDT   SUNSET   757 PM PDT


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




$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.