Climatological Report (Daily)
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000
CDUS46 KMTR 230828
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1227 AM PST MON JAN 23 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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         57   1258 PM  71    1968  57      0       61
  MINIMUM         47   1159 PM  32    1962  45      2       53
  AVERAGE         52                        51      1       57

PRECIPITATION (IN)
  YESTERDAY        0.68          1.55 1983   0.12   0.56     0.51
  MONTH TO DATE    9.01                      3.00   6.01     5.45
  SINCE OCT 1     17.96                     10.36   7.60    10.24
  SINCE JAN 1      9.01                      3.00   6.01     5.45

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

DEGREE DAYS
 HEATING
  YESTERDAY       13                        14     -1        8
  MONTH TO DATE  320                       329     -9      273
  SINCE DEC 1    757                       775    -18      716
  SINCE JUL 1   1171                      1339   -168     1073

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    11.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           500 AM
 LOWEST     55           100 PM
 AVERAGE    69

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        71      1948
 MINIMUM TEMPERATURE (F)   45        31      1949


SUNRISE AND SUNSET
JANUARY 23 2017.......SUNRISE   719 AM PST   SUNSET   524 PM PST
JANUARY 24 2017.......SUNRISE   719 AM PST   SUNSET   525 PM PST


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




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