Climatological Report (Monthly)
Issued by NWS

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CXUS56 KMTR 012202
CLMSTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
302 PM PDT TUE SEP 1 2015

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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             107   MM
 LOW               42   08/30/2010
HIGHEST           104   08/16                         96  08/30
LOWEST             48   08/09                         50  08/09
                                                          08/08
AVG. MAXIMUM     85.1              83.3     1.8     80.8
AVG. MINIMUM     54.9              51.1     3.8     54.8
MEAN             70.0              67.2     2.8     67.8
DAYS MAX >= 90      8               6.4     1.6        2
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         0.05   1999
 MINIMUM         0.00   2012
                        2011
                        1998
TOTALS           0.03                                  T
DAILY AVG.       0.00                                  T
DAYS >= .01         1                                  0
DAYS >= .10         0                                  0
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.03   08/29 TO 08/29           08/25 TO 08/25
                                                          08/31 TO 08/31
                                                          08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       3                                  5
 SINCE 7/1          7                                  5
COOLING TOTAL     166                                102
 SINCE 1/1        402                                349
..................................................

WIND (MPH)
AVERAGE WIND SPEED              4.4
RESULTANT WIND SPEED/DIRECTION   3/180
HIGHEST WIND SPEED/DIRECTION    21/160    DATE  08/06
HIGHEST GUST SPEED/DIRECTION    25/160    DATE  08/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                9     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      2
HAZE                      9

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

$$



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