Climatological Report (Daily)
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231
CDUS46 KMTR 210841
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1241 AM PST FRI NOV 21 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 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         62   1:49 PM  78    2015  63     -1       55
  MINIMUM         42  11:37 PM  29    2018  39      3       46
                                      2022
  AVERAGE         52                        51      1       51

PRECIPITATION (IN)
  YESTERDAY        0.05          6.92 2024   0.14  -0.09     6.92
  MONTH TO DATE    4.89                      2.08   2.81     8.15
  SINCE OCT 1      6.84                      3.73   3.11     8.59
  SINCE JAN 1     22.74                     25.52  -2.78    34.08

DEGREE DAYS
 HEATING
  YESTERDAY       13                                        14
  MONTH TO DATE  136                                       252
  SINCE SEP 1    268                                       359
  SINCE JUL 1    285                                       368

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE SEP 1    122                                       201
  SINCE JAN 1    401                                       705
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   N (340)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     3.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           6:00 AM
 LOWEST     50           3:00 PM
 AVERAGE    75

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        72      2005
 MINIMUM TEMPERATURE (F)   39        29      2009
                                             2022


SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE   7:00 AM PST   SUNSET   4:54 PM PST
NOVEMBER 22 2025......SUNRISE   7:01 AM PST   SUNSET   4:54 PM PST


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




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