Climatological Report (Monthly)
Issued by NWS

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000
CXUS56 KMTR 011553
CLMCCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
743 AM PST WED FEB 1 2017

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              77   MM
 LOW               26   01/13/2013
HIGHEST            64   01/08                         65  01/19
LOWEST             31   01/06                         30  01/01
AVG. MAXIMUM     56.7                               58.1
AVG. MINIMUM     41.3                               45.7
MEAN             49.0                               51.9
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      1                                  1
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           8.50              3.27    5.23     4.77
DAILY AVG.       0.27                               0.15
DAYS >= .01        15                                 17
DAYS >= .10        13                                 12
DAYS >= .50         7                                  4
DAYS >= 1.00        2                                  1
GREATEST
 24 HR. TOTAL    1.86   01/10 TO 01/10           01/06 TO 01/07
                                                          01/31 TO 01/31
                                                          01/31 TO 01/31

DEGREE_DAYS
HEATING TOTAL     488                                399
 SINCE 7/1       1283                               1259
COOLING TOTAL       0                                  0
 SINCE 1/1          0                                  0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              5.9
RESULTANT WIND SPEED/DIRECTION   3/182
HIGHEST WIND SPEED/DIRECTION    26/210    DATE  01/10
HIGHEST GUST SPEED/DIRECTION    35/210    DATE  01/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                      10
LIGHT RAIN               25     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      2
HAZE                     13

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

$$



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