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 190826
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT THU OCT 19 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 18 2017...

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)
 YESTERDAY
  MAXIMUM         63   1213 PM  86    2012  70     -7       69
  MINIMUM         48    652 AM  42    1946  53     -5       56
  AVERAGE         56                        62     -6       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.17 1953   0.03  -0.03     0.00
  MONTH TO DATE    0.00                      0.39  -0.39     1.30
  SINCE OCT 1      0.00                      0.39  -0.39     1.30
  SINCE JAN 1     22.19                     13.68   8.51    13.74

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

DEGREE DAYS
 HEATING
  YESTERDAY        9                         4      5        2
  MONTH TO DATE   28                        57    -29       37
  SINCE SEP 1     35                       110    -75       97
  SINCE JUL 1     95                       223   -128      200

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   18                        18      0       12
  SINCE SEP 1    177                        62    115       72
  SINCE JAN 1    309                       159    150      137
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    10.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     65           100 PM
 AVERAGE    79

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        85      1964
 MINIMUM TEMPERATURE (F)   53        43      1949


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   722 AM PDT   SUNSET   626 PM PDT
OCTOBER 20 2017.......SUNRISE   723 AM PDT   SUNSET   625 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.