Climatological Report (Daily)
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438
CDUS46 KMTR 120833
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT SAT JUL 12 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 11 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         91   1:54 PM 102    1999  84      7      102
                                      2024
  MINIMUM         52   4:48 AM  47    2004  52      0       55
  AVERAGE         72                        68      4       79

PRECIPITATION (IN)
  YESTERDAY        0.00          0.03 2007   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.01  -0.01     0.00
  SINCE OCT 1     41.11                     33.60   7.51    36.97
  SINCE JAN 1     15.52                     21.61  -6.09    25.41

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    5                                         0
  SINCE JUN 1     49                                         8
  SINCE JUL 1      5                                         0

 COOLING
  YESTERDAY        7                                        14
  MONTH TO DATE   21                                       114
  SINCE JUN 1     61                                       225
  SINCE JAN 1     98                                       254
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     5.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           5:00 AM
 LOWEST     31           2:00 PM
 AVERAGE    64

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       102      1999
 MINIMUM TEMPERATURE (F)   52        45      2006


SUNRISE AND SUNSET
JULY 12 2025..........SUNRISE   5:58 AM PDT   SUNSET   8:36 PM PDT
JULY 13 2025..........SUNRISE   5:58 AM PDT   SUNSET   8:36 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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