Climatological Report (Daily)
Issued by NWS

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623
CDUS46 KMTR 220834
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT SUN SEP 22 2024

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         70   1:46 PM  95    2003  75     -5       74
  MINIMUM         54   3:18 AM  45    1955  56     -2       57
  AVERAGE         62                        65     -3       66

PRECIPITATION (IN)
  YESTERDAY        0.00          0.23 2013   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.03  -0.03      T
  SINCE OCT 1     20.23                     19.60   0.63    31.42
  SINCE JAN 1     14.90                     12.63   2.27    20.17

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

DEGREE DAYS
 HEATING
  YESTERDAY        3                         2      1        0
  MONTH TO DATE   61                        26     35        0
  SINCE SEP 1     61                        26     35        0
  SINCE JUL 1    191                       128     63       47

 COOLING
  YESTERDAY        0                         2     -2        1
  MONTH TO DATE    3                        42    -39       35
  SINCE SEP 1      3                        42    -39       35
  SINCE JAN 1     77                       152    -75      174
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     8.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           8:00 PM
 LOWEST     63           1:00 PM
 AVERAGE    78

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        91      1946
 MINIMUM TEMPERATURE (F)   56        48      1981


SUNRISE AND SUNSET
SEPTEMBER 22 2024.....SUNRISE   6:58 AM PDT   SUNSET   7:05 PM PDT
SEPTEMBER 23 2024.....SUNRISE   6:59 AM PDT   SUNSET   7:04 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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