Climatological Report (Daily)
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989
CDUS46 KMTR 190829
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT APR 19 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR APRIL 18 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         68   2:44 PM  88    2021  69     -1       78
  MINIMUM         47  11:59 PM  34    2022  43      4       45
  AVERAGE         58                        56      2       62

PRECIPITATION (IN)
  YESTERDAY        0.00          0.25 2004   0.07  -0.07     0.00
  MONTH TO DATE    0.34                      1.54  -1.20     0.90
  SINCE OCT 1     40.86                     31.45   9.41    36.15
  SINCE JAN 1     15.27                     19.46  -4.19    24.59

DEGREE DAYS
 HEATING
  YESTERDAY        7                                         3
  MONTH TO DATE  144                                       171
  SINCE MAR 1    531                                       548
  SINCE JUL 1   2337                                      2200

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE MAR 1      2                                         0
  SINCE JAN 1      2                                         0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     63           3:00 PM
 AVERAGE    82

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        90      2009
 MINIMUM TEMPERATURE (F)   43        34      2008


SUNRISE AND SUNSET
APRIL 19 2025.........SUNRISE   6:29 AM PDT   SUNSET   7:52 PM PDT
APRIL 20 2025.........SUNRISE   6:28 AM PDT   SUNSET   7:53 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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