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Climatological Report (Daily)
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CDUS46 KMTR 190043
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
543 PM PDT THU APR 18 2024

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 18 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         71  11:27 AM  83    1950  66      5       59
  MINIMUM         52   5:48 AM  39    1967  49      3       47
                                      1968
  AVERAGE         62                        58      4       53

PRECIPITATION (IN)
  TODAY            0.00          0.42 1984   0.05  -0.05     0.00
  MONTH TO DATE    0.77                      1.01  -0.24     0.10
  SINCE OCT 1     19.18                     18.56   0.62    30.66
  SINCE JAN 1     13.85                     11.59   2.26    19.41

SNOWFALL (IN)
  TODAY           MM             0.0
  MONTH TO DATE    T
  SINCE MAR 1      T
  SINCE JUL 1      T
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            3                         8     -5       12
  MONTH TO DATE  141                       147     -6      185
  SINCE MAR 1    418                       443    -25      576
  SINCE JUL 1   1559                      2122   -563     2284

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      1                         1      0        0
  SINCE JAN 1      1                         1      0        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           1:00 AM
 LOWEST     59          11:00 AM
 AVERAGE    71

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        86      2009
 MINIMUM TEMPERATURE (F)   49        40      1967
                                             1971


SUNRISE AND SUNSET
APRIL 18 2024.........SUNRISE   6:30 AM PDT   SUNSET   7:48 PM PDT
APRIL 19 2024.........SUNRISE   6:28 AM PDT   SUNSET   7:49 PM PDT


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




$$
National Weather Service National Headquarters
