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Climatological Report (Daily)
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CDUS46 KMTR 210831
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT TUE MAY 21 2013


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...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 20 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         90        MM  91    2001  75     15       85
  MINIMUM         50        MM  39    2009  47      3       47
  AVERAGE         70                        61      9       66

PRECIPITATION (IN)
  YESTERDAY        0.00          0.33 2002   0.03  -0.03     0.00
  MONTH TO DATE    T                         1.06  -1.06     0.13
  SINCE JUL 1     27.26                     35.77  -8.51    23.23
  SINCE JAN 1      4.85                     21.58 -16.73    18.77

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE   39                                        67
  SINCE MAR 1    548                                       752
  SINCE JUL 1   2625                                      2828

 COOLING
  YESTERDAY        5                                         1
  MONTH TO DATE   29                                        12
  SINCE MAR 1     47                                        22
  SINCE JAN 1     47                                        22
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           500 AM
 LOWEST     14           300 PM
 AVERAGE    50

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        95      2000
 MINIMUM TEMPERATURE (F)   47        42      2010


SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE   555 AM PDT   SUNSET   821 PM PDT
MAY 22 2013...........SUNRISE   554 AM PDT   SUNSET   822 PM PDT


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




$$
National Weather Service National Headquarters
