193
CXUS56 KMTR 010841
CLMSTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1241 AM PST MON DEC 01 2025

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   11/14/2008
 LOW              23   11/29/2015
HIGHEST           79   11/02                          79  11/04
                       11/10
LOWEST            36   11/22                          28  11/30
AVG. MAXIMUM    64.5               65.4    -0.9     64.3
AVG. MINIMUM    45.2               40.1     5.1     39.0
MEAN            54.9               52.8     2.1     51.7
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                4.1    -4.1        4
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       15.47   2024
 MINIMUM        0.78   2007
TOTALS          4.89                               15.47
DAILY AVG.      0.16                                0.52
DAYS >= .01        8                                  12
DAYS >= .10        4                                   8
DAYS >= .50        3                                   2
DAYS >= 1.00       3                                   2
GREATEST
 24 HR. TOTAL   2.23   11/13 TO 11/13               7.50  11/20 TO 11/21
                       11/12 TO 11/13
                       11/13 TO 11/13


DEGREE DAYS
HEATING TOTAL    296                                 392
 SINCE 7/1       445                                  MM
COOLING TOTAL      0                                   0
 SINCE 1/1       401                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.4
RESULTANT WIND SPEED/DIRECTION   1/160
HIGHEST WIND SPEED/DIRECTION    26/160    DATE  11/05
HIGHEST GUST SPEED/DIRECTION    41/170    DATE  11/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.62
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      27     FOG W/VIS <= 1/4 MILE     17
HAZE                      5

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

$$