Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 180830
CLISFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT WED OCT 18 2017


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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR OCTOBER 17 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         75   1143 AM  93    1988  69      6       67
  MINIMUM         50   1143 PM  47    1892  54     -4       57
  AVERAGE         63                        62      1       62

PRECIPITATION (IN)
  YESTERDAY        0.00          0.70 1889   0.03  -0.03     0.00
  MONTH TO DATE    0.00                      0.39  -0.39     1.18
  SINCE OCT 1      0.00                      0.39  -0.39     1.18
  SINCE JAN 1     23.41                     15.20   8.21    17.67

DEGREE DAYS
 HEATING
  YESTERDAY        2                        MM     MM        3
  MONTH TO DATE   36                        MM     MM       64
  SINCE SEP 1     68                        MM     MM      185
  SINCE JUL 1    290                        MM     MM      493

 COOLING
  YESTERDAY        0                        MM     MM        0
  MONTH TO DATE   20                         0     20       12
  SINCE SEP 1    146                         0    146       56
  SINCE JAN 1    185                         0    185       87
..................................................................







THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        88      1933
 MINIMUM TEMPERATURE (F)   54        47      1949


SUNRISE AND SUNSET
OCTOBER 18 2017.......SUNRISE   721 AM PDT   SUNSET   628 PM PDT
OCTOBER 19 2017.......SUNRISE   722 AM PDT   SUNSET   626 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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