Climatological Report (Daily)
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029
CDUS46 KMTR 290834
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT WED JUL 29 2026

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 28 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         92   3:01 PM 100    2015  83      9       85
  MINIMUM         50R  4:49 AM  50    2016  52     -2       52
                                      2017
                                      2023
  AVERAGE         71                        68      3       69

PRECIPITATION (IN)
  YESTERDAY        0.00          0.00 2000   0.00   0.00     0.00
  MONTH TO DATE    T                         0.01  -0.01     0.01
  SINCE OCT 1     26.30                     33.60  -7.30    41.12
  SINCE JAN 1     13.41                     21.61  -8.20    15.53

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    8                                        17
  SINCE JUN 1     28                                        61
  SINCE JUL 1      8                                        17

 COOLING
  YESTERDAY        6                                         4
  MONTH TO DATE   99                                        34
  SINCE JUN 1    163                                        74
  SINCE JAN 1    202                                       111
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     4.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           5:00 AM
 LOWEST     28           3:00 PM
 AVERAGE    62

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        96      2015
 MINIMUM TEMPERATURE (F)   52        47      1999


SUNRISE AND SUNSET
JULY 29 2026..........SUNRISE   6:11 AM PDT   SUNSET   8:24 PM PDT
JULY 30 2026..........SUNRISE   6:12 AM PDT   SUNSET   8:23 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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