Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 170833
CLISFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT THU AUG 17 2017


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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1850 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68   1243 PM  90    2015  68      0       64
  MINIMUM         57   1243 AM  49    1894  55      2       53
  AVERAGE         63                        62      1       59

PRECIPITATION (IN)
  YESTERDAY        0.00          0.01 1941   0.01  -0.01     0.00
  MONTH TO DATE    0.01                      0.03  -0.02     0.02
  SINCE OCT 1     32.34                     23.41   8.93    23.10
  SINCE JAN 1     23.31                     14.57   8.74    16.49

DEGREE DAYS
 HEATING
  YESTERDAY        2                        MM     MM        6
  MONTH TO DATE   53                        MM     MM       83
  SINCE JUN 1    326                        MM     MM      391
  SINCE JUL 1    186                        MM     MM      251

 COOLING
  YESTERDAY        0                        MM     MM        0
  MONTH TO DATE    5                         0      5        0
  SINCE JUN 1     24                         0     24        5
  SINCE JAN 1     32                         0     32       31
..................................................................







THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        92      1892
 MINIMUM TEMPERATURE (F)   55        49      1894


SUNRISE AND SUNSET
AUGUST 17 2017........SUNRISE   627 AM PDT   SUNSET   759 PM PDT
AUGUST 18 2017........SUNRISE   628 AM PDT   SUNSET   758 PM PDT


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




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