Climatological Report (Daily)
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610
CDUS46 KMTR 120031
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
531 PM PDT SAT OCT 11 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 11 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         71   3:33 PM  98    2010  79     -8       77
  MINIMUM         50   6:48 AM  34    2019  46      4       49
  AVERAGE         61                        63     -2       63

PRECIPITATION (IN)
  TODAY            0.00          T    2012   0.05  -0.05     0.00
  MONTH TO DATE    0.40                      0.31   0.09     0.00
  SINCE OCT 1      0.40                      0.31   0.09     0.00
  SINCE JAN 1     16.30                     22.10  -5.80    25.49

DEGREE DAYS
 HEATING
  TODAY            4                                         2
  MONTH TO DATE   28                                         2
  SINCE SEP 1     31                                        13
  SINCE JUL 1     48                                        22

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    9                                        98
  SINCE SEP 1    122                                       192
  SINCE JAN 1    401                                       696
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     47           2:00 PM
 AVERAGE    74

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        98      2014
 MINIMUM TEMPERATURE (F)   46        38      2008
                                             2019


SUNRISE AND SUNSET
OCTOBER 11 2025.......SUNRISE   7:17 AM PDT   SUNSET   6:38 PM PDT
OCTOBER 12 2025.......SUNRISE   7:18 AM PDT   SUNSET   6:37 PM PDT


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




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