Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
573
CDUS46 KMTR 220040
CLISTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
440 PM PST FRI NOV 21 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         72R  3:03 PM  72    2005  63      9       60
  MINIMUM         37   4:15 AM  29    2009  39     -2       55
                                      2022
  AVERAGE         55                        51      4       58

PRECIPITATION (IN)
  TODAY            0.00          4.93 2024   0.14  -0.14     4.93
  MONTH TO DATE    4.89                      2.22   2.67    13.08
  SINCE OCT 1      6.84                      3.87   2.97    13.52
  SINCE JAN 1     22.74                     25.66  -2.92    39.01

DEGREE DAYS
 HEATING
  TODAY           10                                         7
  MONTH TO DATE  146                                       259
  SINCE SEP 1    278                                       366
  SINCE JUL 1    295                                       375

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE SEP 1    122                                       201
  SINCE JAN 1    401                                       705
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     6.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     29           3:00 PM
 AVERAGE    65

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        76      2013
 MINIMUM TEMPERATURE (F)   39        30      2007


SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE   7:00 AM PST   SUNSET   4:54 PM PST
NOVEMBER 22 2025......SUNRISE   7:01 AM PST   SUNSET   4:54 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$