Climatological Report (Daily)
Issued by NWS

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
000
CDUS46 KMTR 290827
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT APR 29 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 28 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68   1208 PM  89    1981  66      2       63
  MINIMUM         49    537 AM  39    1967  50     -1       48
  AVERAGE         59                        58      1       56

PRECIPITATION (IN)
  YESTERDAY        0.00          0.60 1951   0.03  -0.03     0.00
  MONTH TO DATE    2.20                      1.24   0.96     0.82
  SINCE OCT 1     30.87                     19.81  11.06    17.18
  SINCE JAN 1     21.92                     12.45   9.47    12.39

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

DEGREE DAYS
 HEATING
  YESTERDAY        6                         7     -1        9
  MONTH TO DATE  188                       233    -45      137
  SINCE MAR 1    429                       547   -118      354
  SINCE JUL 1   2006                      2353   -347     1752

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    1                         0      1       20
  SINCE MAR 1      1                         1      0       20
  SINCE JAN 1      1                         1      0       20
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    15.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           400 AM
 LOWEST     40          1200 PM
 AVERAGE    60

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        92      1981
 MINIMUM TEMPERATURE (F)   50        40      1950


SUNRISE AND SUNSET
APRIL 29 2017.........SUNRISE   616 AM PDT   SUNSET   758 PM PDT
APRIL 30 2017.........SUNRISE   615 AM PDT   SUNSET   759 PM PDT


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




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.