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
898
CDUS46 KMTR 210027
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT MON MAY 20 2024

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 20 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  10:57 AM  93    1988  69      3       63
  MINIMUM         52   5:41 AM  45    1950  52      0       54
                                      1976
                                      1982
  AVERAGE         62                        60      2       59

PRECIPITATION (IN)
  TODAY            0.00          1.53 1957   0.02  -0.02     0.00
  MONTH TO DATE    0.95                      0.35   0.60     0.72
  SINCE OCT 1     20.13                     19.26   0.87    31.38
  SINCE JAN 1     14.80                     12.29   2.51    20.13

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                         5     -2        6
  MONTH TO DATE   92                       119    -27      119
  SINCE MAR 1    581                       649    -68      766
  SINCE JUL 1   1722                      2328   -606     2474

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   10                         0     10        3
  SINCE MAR 1     11                         6      5        5
  SINCE JAN 1     11                         6      5        5
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     9.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          12:00 AM
 LOWEST     37          11:00 AM
 AVERAGE    57

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        92      2000
 MINIMUM TEMPERATURE (F)   52        45      1962
                                             1974


SUNRISE AND SUNSET
MAY 20 2024...........SUNRISE   5:56 AM PDT   SUNSET   8:17 PM PDT
MAY 21 2024...........SUNRISE   5:55 AM PDT   SUNSET   8:18 PM PDT


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




$$