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 180038
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
537 PM PDT TUE OCT 17 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 17 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         78    210 PM  90    1988  70      8       69
  MINIMUM         58    630 AM  42    1971  53      5       58
  AVERAGE         68                        62      6       64

PRECIPITATION (IN)
  TODAY            0.00          0.18 2004   0.04  -0.04     0.00
  MONTH TO DATE    0.00                      0.36  -0.36     1.30
  SINCE OCT 1      0.00                      0.36  -0.36     1.30
  SINCE JAN 1     22.19                     13.65   8.54    13.74

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

DEGREE DAYS
 HEATING
  TODAY            0                         4     -4        1
  MONTH TO DATE   18                        53    -35       35
  SINCE SEP 1     25                       106    -81       95
  SINCE JUL 1     85                       219   -134      198

 COOLING
  TODAY            3                         1      2        0
  MONTH TO DATE   21                        17      4       12
  SINCE SEP 1    180                        61    119       72
  SINCE JAN 1    312                       158    154      137
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    64           700 AM
 LOWEST     28           200 PM
 AVERAGE    46

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        86      2012
 MINIMUM TEMPERATURE (F)   53        42      1946


SUNRISE AND SUNSET
OCTOBER 17 2017.......SUNRISE   720 AM PDT   SUNSET   629 PM PDT
OCTOBER 18 2017.......SUNRISE   721 AM PDT   SUNSET   628 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.