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
000
CDUS46 KMTR 120826
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1225 AM PST TUE DEC 12 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         64    318 PM  67    2010  56      8       51
                                      1999
  MINIMUM         29    635 AM  24    2013  37     -8       36
  AVERAGE         47                        46      1       44

PRECIPITATION (IN)
  YESTERDAY        0.00          4.66 2014   0.20  -0.20     0.00
  MONTH TO DATE    0.04                      1.88  -1.84     2.34
  SINCE OCT 1      6.27                      8.60  -2.33    14.01
  SINCE JAN 1     48.25                     31.13  17.12    37.57

DEGREE DAYS
 HEATING
  YESTERDAY       18                                        21
  MONTH TO DATE  189                                       187
  SINCE DEC 1    189                                       187
  SINCE JUL 1    638                                       680

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    635                                       356
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  NW (330)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     1.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     40           200 PM
 AVERAGE    70

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        60      2013
 MINIMUM TEMPERATURE (F)   37        24      2013


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   720 AM PST   SUNSET   451 PM PST
DECEMBER 13 2017......SUNRISE   720 AM PST   SUNSET   451 PM PST


-  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.