Climatological Report (Monthly)
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000
CXUS56 KMTR 010838
CLMSTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED NOV 01 2023

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            105   MM
 LOW              27   10/30/2019
HIGHEST           97   10/06                          95  10/19
LOWEST            32   10/27                          34  10/28
AVG. MAXIMUM    79.2               77.1     2.1     76.4
AVG. MINIMUM    46.1               45.5     0.6     45.6
MEAN            62.7               61.3     1.4     61.0
DAYS MAX >= 90     6                3.1     2.9        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                0.2     0.8        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.77   2021
 MINIMUM           T   2020
TOTALS          0.65                                0.01
DAILY AVG.      0.02                                0.00
DAYS >= .01        3                                   1
DAYS >= .10        1                                   0
DAYS >= .50        1                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.58   10/22 TO 10/22               0.01  10/15 TO 10/15


DEGREE DAYS
HEATING TOTAL    120                                 128
 SINCE 7/1       149                                  MM
COOLING TOTAL     54                                  13
 SINCE 1/1       498                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.5
RESULTANT WIND SPEED/DIRECTION   1/220
HIGHEST WIND SPEED/DIRECTION    21/330    DATE  10/11
HIGHEST GUST SPEED/DIRECTION    28/310    DATE  10/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      9
HAZE                      3

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

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