Climatological Report (Monthly)
Issued by NWS

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CXUS56 KMTR 061420
CLMSFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
720 AM PDT THU JUL 6 2017

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   06/14/1961
 LOW               43   06/02/1954
                        06/01/1954
HIGHEST            97   06/18                         87  06/03
LOWEST             51   06/05                         51  06/11
AVG. MAXIMUM     70.8              70.6     0.2     72.0
AVG. MINIMUM     55.5                               54.7
MEAN             63.2              62.2     1.0     63.3
DAYS MAX >= 90      1                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.49   2011
 MINIMUM         0.00   2016
                        2008
                        2007
TOTALS           0.05              0.11   -0.06     0.00
DAILY AVG.       0.00              0.00    0.00     0.00
DAYS >= .01         1                                  0
DAYS >= .10         0                                  0
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.05   06/08 TO 06/08           06/30 TO 06/30
                                                          06/30 TO 06/30
                                                          06/30 TO 06/30

DEGREE_DAYS
HEATING TOTAL      76               105     -29       61
 SINCE 7/1       2225              2653    -428     1954
COOLING TOTAL      27                21       6       19
 SINCE 1/1         50                40      10       50
.................................................

WIND (MPH)
AVERAGE WIND SPEED              14.7
RESULTANT WIND SPEED/DIRECTION  14/278
HIGHEST WIND SPEED/DIRECTION    38/270    DATE  06/15
HIGHEST GUST SPEED/DIRECTION    48/260    DATE  06/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
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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