Climatological Report (Daily)
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773
CDUS46 KMTR 110825
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT SAT OCT 11 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 2025...

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)
 YESTERDAY
  MAXIMUM         70   2:07 PM  92    1999  79     -9       83
  MINIMUM         45   3:06 AM  40    2001  47     -2       47
                                      2021
  AVERAGE         58                        63     -5       65

PRECIPITATION (IN)
  YESTERDAY        0.06          0.13 2007   0.04   0.02     0.00
  MONTH TO DATE    0.40                      0.26   0.14     0.00
  SINCE OCT 1      0.40                      0.26   0.14     0.00
  SINCE JAN 1     16.30                     22.05  -5.75    25.49

DEGREE DAYS
 HEATING
  YESTERDAY        7                                         0
  MONTH TO DATE   24                                         0
  SINCE SEP 1     27                                        11
  SINCE JUL 1     44                                        20

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


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     3.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           2:00 AM
 LOWEST     52          12:00 PM
 AVERAGE    76

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        98      2010
 MINIMUM TEMPERATURE (F)   46        34      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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