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 220829
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT JUL 22 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 21 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         70    205 PM  83    2006  72     -2       70
  MINIMUM         55    534 AM  49    1954  56     -1       56
  AVERAGE         63                        64     -1       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.09 1979   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.00   0.00      T
  SINCE OCT 1     30.92                     20.44  10.48    17.23
  SINCE JAN 1     21.97                     13.08   8.89    12.44

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

DEGREE DAYS
 HEATING
  YESTERDAY        2                         2      0        2
  MONTH TO DATE   35                        42     -7       46
  SINCE JUN 1    111                       147    -36      107
  SINCE JUL 1     35                        42     -7       46

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   20                        21     -1        1
  SINCE JUN 1     47                        42      5       20
  SINCE JAN 1     70                        61      9       51
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    15.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           100 AM
 LOWEST     51           200 PM
 AVERAGE    67

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        97      2006
 MINIMUM TEMPERATURE (F)   56        49      1981


SUNRISE AND SUNSET
JULY 22 2017..........SUNRISE   606 AM PDT   SUNSET   826 PM PDT
JULY 23 2017..........SUNRISE   606 AM PDT   SUNSET   825 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.