Climatological Report (Daily)
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215
CDUS46 KMTR 250027
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT SUN AUG 24 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 24 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         81   3:39 PM 107    2010  85     -4       77
  MINIMUM         55   7:24 AM  47    2006  52      3       56
                                      2012
  AVERAGE         68                        68      0       67

PRECIPITATION (IN)
  TODAY            0.00          T    2016   0.00   0.00     0.08
                                      2017
                                      2020
  MONTH TO DATE    T                         0.03  -0.03     0.08
  SINCE OCT 1     41.12                     33.63   7.49    37.05
  SINCE JAN 1     15.53                     21.64  -6.11    25.49

DEGREE DAYS
 HEATING
  TODAY            0                                         0
  MONTH TO DATE    0                                         4
  SINCE JUN 1     61                                        17
  SINCE JUL 1     17                                         9

 COOLING
  TODAY            3                                         2
  MONTH TO DATE  126                                       112
  SINCE JUN 1    209                                       442
  SINCE JAN 1    246                                       471
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SE (150)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     4.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          12:00 AM
 LOWEST     41           4:00 PM
 AVERAGE    69

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85       101      1999
 MINIMUM TEMPERATURE (F)   52        47      2017


SUNRISE AND SUNSET
AUGUST 24 2025........SUNRISE   6:34 AM PDT   SUNSET   7:52 PM PDT
AUGUST 25 2025........SUNRISE   6:35 AM PDT   SUNSET   7:51 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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