Climatological Report (Daily)
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617
CDUS46 KMTR 220038
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT SUN APR 21 2024

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 21 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         72   1:47 PM  86    2009  66      6       72
  MINIMUM         53   5:38 AM  39    1968  49      4       51
  AVERAGE         63                        58      5       62

PRECIPITATION (IN)
  TODAY            0.00          0.83 1961   0.03  -0.03     0.00
  MONTH TO DATE    0.77                      1.12  -0.35     0.10
  SINCE OCT 1     19.18                     18.67   0.51    30.66
  SINCE JAN 1     13.85                     11.70   2.15    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            2                         8     -6        3
  MONTH TO DATE  156                       171    -15      207
  SINCE MAR 1    433                       467    -34      598
  SINCE JUL 1   1574                      2146   -572     2306

 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  10   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    10.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           5:00 AM
 LOWEST     53           1:00 PM
 AVERAGE    71

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        83      2013
 MINIMUM TEMPERATURE (F)   50        42      1951
                                             1961
                                             1963


SUNRISE AND SUNSET
APRIL 21 2024.........SUNRISE   6:26 AM PDT   SUNSET   7:51 PM PDT
APRIL 22 2024.........SUNRISE   6:24 AM PDT   SUNSET   7:52 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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