Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
886
CDUS46 KMTR 190827
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT THU SEP 19 2024

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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         71   1:51 PM  93    2009  75     -4       74
  MINIMUM         55  11:51 PM  46    1955  56     -1       61
  AVERAGE         63                        65     -2       68

PRECIPITATION (IN)
  YESTERDAY        0.00          2.29 1959   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.02  -0.02      T
  SINCE OCT 1     20.23                     19.59   0.64    31.42
  SINCE JAN 1     14.90                     12.62   2.28    20.17

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

DEGREE DAYS
 HEATING
  YESTERDAY        2                         1      1        0
  MONTH TO DATE   49                        20     29        0
  SINCE SEP 1     49                        20     29        0
  SINCE JUL 1    179                       122     57       47

 COOLING
  YESTERDAY        0                         2     -2        3
  MONTH TO DATE    3                        36    -33       31
  SINCE SEP 1      3                        36    -33       31
  SINCE JAN 1     77                       146    -69      170
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    10.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           8:00 PM
 LOWEST     63           2:00 PM
 AVERAGE    80

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        93      2000
 MINIMUM TEMPERATURE (F)   56        46      1947
                                             1954


SUNRISE AND SUNSET
SEPTEMBER 19 2024.....SUNRISE   6:55 AM PDT   SUNSET   7:10 PM PDT
SEPTEMBER 20 2024.....SUNRISE   6:56 AM PDT   SUNSET   7:08 PM PDT


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




$$