Climatological Report (Daily)
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473
CDUS46 KMTR 140831
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT MON SEP 14 2026

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 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   3:32 PM 100    2003  84     -2       80
  MINIMUM         49   6:34 AM  45    2021  50     -1       51
  AVERAGE         66                        67     -1       66

PRECIPITATION (IN)
  YESTERDAY        0.00          0.11 2009   0.00   0.00     0.00
  MONTH TO DATE    0.24                      0.02   0.22     0.12
  SINCE OCT 1     26.54                     33.67  -7.13    41.24
  SINCE JAN 1     13.65                     21.68  -8.03    15.65

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    8                                         0
  SINCE SEP 1      8                                         0
  SINCE JUL 1     21                                        17

 COOLING
  YESTERDAY        1                                         1
  MONTH TO DATE   46                                        40
  SINCE SEP 1     46                                        40
  SINCE JAN 1    387                                       319
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     4.4


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    90           6:00 AM
 LOWEST     25           1:00 PM
 AVERAGE    58

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        93      2019
 MINIMUM TEMPERATURE (F)   50        43      2018


SUNRISE AND SUNSET
SEPTEMBER 14 2026.....SUNRISE   6:52 AM PDT   SUNSET   7:21 PM PDT
SEPTEMBER 15 2026.....SUNRISE   6:53 AM PDT   SUNSET   7:19 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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