Climatological Report (Daily)
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000
CDUS46 KMTR 130832
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT SUN SEP 13 2026

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 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         86   2:35 PM 102    2003  84      2       82
  MINIMUM         48   6:32 AM  45    2005  50     -2       53
  AVERAGE         67                        67      0       68

PRECIPITATION (IN)
  YESTERDAY        0.00          0.06 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        2                                         3
  MONTH TO DATE   45                                        39
  SINCE SEP 1     45                                        39
  SINCE JAN 1    386                                       318
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           5:00 AM
 LOWEST     28           3:00 PM
 AVERAGE    64

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       100      2003
 MINIMUM TEMPERATURE (F)   50        45      2021


SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE   6:51 AM PDT   SUNSET   7:22 PM PDT
SEPTEMBER 14 2026.....SUNRISE   6:52 AM PDT   SUNSET   7:21 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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