Climatological Report (Monthly)
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000
CXUS56 KMTR 010842
CLMSTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
142 AM PDT TUE AUG 01 2023

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JULY 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            108   07/16/2017
                       07/07/2017
                       07/22/2006
 LOW              38   07/07/2012
HIGHEST          101   07/01                          95  07/10
LOWEST            44   07/09                          44  07/22
AVG. MAXIMUM    87.5               83.5     4.0     82.5
AVG. MINIMUM    51.5               51.7    -0.2     51.7
MEAN            69.5               67.6     1.9     67.1
DAYS MAX >= 90    12                6.6     5.4        3
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        0.10   2007
 MINIMUM        0.00   2021
TOTALS             T                                   T
DAILY AVG.         T                                   T
DAYS >= .01        0                                   0
DAYS >= .10        0                                   0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL      T   07/16 TO 07/16                  T  07/29 TO 07/29
                                                          07/13 TO 07/13
                                                          07/29 TO 07/29


DEGREE DAYS
HEATING TOTAL     10                                   4
 SINCE 7/1        10                                  MM
COOLING TOTAL    157                                  78
 SINCE 1/1       191                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.6
RESULTANT WIND SPEED/DIRECTION   5/170
HIGHEST WIND SPEED/DIRECTION    18/120    DATE  07/08
HIGHEST GUST SPEED/DIRECTION    24/130    DATE  07/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.21
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     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      7
HAZE                     12

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

$$


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