Climatological Report (Daily)
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942
CDUS46 KMTR 300830
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT SUN AUG 30 2026

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 29 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         84   2:50 PM 101    2009  85     -1       86
  MINIMUM         50   6:00 AM  45    2005  51     -1       50
  AVERAGE         67                        68     -1       68

PRECIPITATION (IN)
  YESTERDAY        0.00          0.03 2015   0.00   0.00     0.00
  MONTH TO DATE    T                         0.04  -0.04      T
  SINCE OCT 1     26.30                     33.64  -7.34    41.12
  SINCE JAN 1     13.41                     21.65  -8.24    15.53

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    3                                         0
  SINCE JUN 1     31                                        61
  SINCE JUL 1     11                                        17

 COOLING
  YESTERDAY        2                                         3
  MONTH TO DATE  119                                       141
  SINCE JUN 1    302                                       224
  SINCE JAN 1    341                                       261
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     32           3:00 PM
 AVERAGE    66

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        98      2023
                                             2025
 MINIMUM TEMPERATURE (F)   51        42      2010


SUNRISE AND SUNSET
AUGUST 30 2026........SUNRISE   6:39 AM PDT   SUNSET   7:44 PM PDT
AUGUST 31 2026........SUNRISE   6:40 AM PDT   SUNSET   7:42 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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