Climatological Report (Daily)
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169
CDUS46 KMTR 030827
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT THU APR 03 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 2 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         59   2:09 PM  85    2000  65     -6       67
  MINIMUM         44   5:49 AM  39    1963  48     -4       50
                                      1976
  AVERAGE         52                        56     -4       59

PRECIPITATION (IN)
  YESTERDAY        0.00          2.30 1958   0.08  -0.08     0.00
  MONTH TO DATE    0.32                      0.15   0.17     0.00
  SINCE OCT 1     15.95                     17.70  -1.75    18.41
  SINCE JAN 1      7.39                     10.73  -3.34    13.08

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

DEGREE DAYS
 HEATING
  YESTERDAY       13                         9      4        6
  MONTH TO DATE   25                        18      7       11
  SINCE MAR 1    341                       314     27      288
  SINCE JUL 1   1874                      1993   -119     1429

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      3                         1      2        1
  SINCE JAN 1      3                         1      2        1
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    14.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           6:00 AM
 LOWEST     53          11:00 AM
 AVERAGE    68

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        79      1961
 MINIMUM TEMPERATURE (F)   48        39      1956


SUNRISE AND SUNSET
APRIL  3 2025.........SUNRISE   6:51 AM PDT   SUNSET   7:35 PM PDT
APRIL  4 2025.........SUNRISE   6:50 AM PDT   SUNSET   7:35 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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