Climatological Report (Monthly)
Issued by NWS

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CXUS56 KMTR 021737
CLMSFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
937 AM PST SAT DEC 2 2017

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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              85   11/02/1967
                        11/01/1967
 LOW               31   11/30/1954
HIGHEST            69   11/24                         75  11/09
LOWEST             43   11/18                         44  11/29
                                                          11/24
AVG. MAXIMUM     64.4              62.9     1.5     64.5
AVG. MINIMUM     51.7                               52.1
MEAN             58.1              55.8     2.3     58.3
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.94   1972
 MINIMUM         0.00   1959
TOTALS           2.77              2.38    0.39     1.54
DAILY AVG.       0.09              0.08    0.01     0.05
DAYS >= .01        10                                  8
DAYS >= .10         6                                  4
DAYS >= .50         1                                  2
DAYS >= 1.00        1                                  0
GREATEST
 24 HR. TOTAL    1.60   11/16 TO 11/16           11/19 TO 11/20
                                                          11/30 TO 11/30
                                                          11/30 TO 11/30

DEGREE_DAYS
HEATING TOTAL     203               277     -74      193
 SINCE 7/1        339               564    -225      414
COOLING TOTAL       0                 1      -1        1
 SINCE 1/1        346               164     182      142
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
RESULTANT WIND SPEED/DIRECTION   2/254
HIGHEST WIND SPEED/DIRECTION    32/270    DATE  11/26
HIGHEST GUST SPEED/DIRECTION    41/280    DATE  11/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      0
HAZE                      8

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

$$


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