Climatological Report (Monthly)
Issued by NWS

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712
CXUS56 KMTR 020359
CLMCCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
859 PM PDT FRI MAY 1 2015

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              94   MM
 LOW               37   04/07/2012
                        04/06/2012
                        04/11/1967
HIGHEST            91   04/30                         88  04/30
                                                          04/29
LOWEST             41   04/15                         42  04/05
AVG. MAXIMUM     74.2                               73.3
AVG. MINIMUM     48.1                               48.9
MEAN             61.2                               61.1
DAYS MAX >= 90      1                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.87              1.12   -0.25     1.51
DAILY AVG.       0.03                               0.05
DAYS >= .01         4                                  4
DAYS >= .10         3                                  3
DAYS >= .50         1                                  1
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.54   04/07 TO 04/07           03/31 TO 04/01
                                                          04/30 TO 04/30
                                                          04/30 TO 04/30

DEGREE_DAYS
HEATING TOTAL     122                                127
 SINCE 7/1       1444                               2080
COOLING TOTAL      17                                 17
 SINCE 1/1         26                                 17
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
RESULTANT WIND SPEED/DIRECTION   4/235
HIGHEST WIND SPEED/DIRECTION    26/190    DATE  04/23
HIGHEST GUST SPEED/DIRECTION    34/190    DATE  04/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     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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