Climatological Report (Monthly)
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000
CXUS56 KMTR 012243
CLMCCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
343 PM PDT MON OCT 1 2018

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             111   MM
 LOW               47   09/26/2013
HIGHEST            98   09/26                        111  09/01
LOWEST             49   09/24                         50  09/23
AVG. MAXIMUM     86.0                               87.3
AVG. MINIMUM     56.8                               61.2
MEAN             71.4                               74.2
DAYS MAX >= 90      9                                 11
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS              T              0.16   -0.16     0.03
DAILY AVG.          T                               0.00
DAYS >= .01         0                                  1
DAYS >= .10         0                                  0
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL       T   09/30 TO 09/30           09/13 TO 09/13
                                                          09/30 TO 09/30EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          09/30 TO 09/30EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL       0                                  1
 SINCE 7/1          0                                  1
COOLING TOTAL     199                                286
 SINCE 1/1       1123                               1337
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   4/244
HIGHEST WIND SPEED/DIRECTION    22/190    DATE  09/17
HIGHEST GUST SPEED/DIRECTION    43/210    DATE  09/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     52

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  0
  0
  0
  0
  0
  0
HAZE                      0

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

$$


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