Climatological Report (Daily)
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565
CDUS46 KMTR 190826
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT SUN JUL 19 2026

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 18 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         82   3:27 PM 104    1998  83     -1       76
  MINIMUM         53  11:56 PM  48    2000  52      1       54
                                      2012
                                      2022
  AVERAGE         68                        68      0       65

PRECIPITATION (IN)
  YESTERDAY        0.00          0.05 2007   0.00   0.00      T
  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                                        11
  SINCE JUN 1     28                                        55
  SINCE JUL 1      8                                        11

 COOLING
  YESTERDAY        3                                         0
  MONTH TO DATE   59                                        26
  SINCE JUN 1    123                                        66
  SINCE JAN 1    162                                       103
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          11:00 PM
 LOWEST     41           3:00 PM
 AVERAGE    69

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       106      2024
 MINIMUM TEMPERATURE (F)   52        44      2008


SUNRISE AND SUNSET
JULY 19 2026..........SUNRISE   6:03 AM PDT   SUNSET   8:32 PM PDT
JULY 20 2026..........SUNRISE   6:03 AM PDT   SUNSET   8:32 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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