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000
CXUS56 KMTR 011956
CLMOAK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1256 PM PDT WED MAY 1 2013

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

...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              91   MM
 LOW               36   04/06/2012
HIGHEST            85   04/22                         83  04/21
LOWEST             46   04/16                         36  04/06
                        04/14
AVG. MAXIMUM     71.3              66.5     4.8     64.6
AVG. MINIMUM     51.7              48.3     3.4     48.3
MEAN             61.5                               56.5
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.60   1963
 MINIMUM         0.00   1949
TOTALS           1.33              1.34   -0.01     2.98
DAILY AVG.       0.04              0.04    0.00     0.10
DAYS >= .01         3                                  6
DAYS >= .10         2                                  5
DAYS >= .50         1                                  2
DAYS >= 1.00        0                                  2
GREATEST
 24 HR. TOTAL    0.88   04/01 TO 04/01           04/12 TO 04/13
                                                          04/30 TO 04/30
                                                          04/30 TO 04/30

DEGREE_DAYS
HEATING TOTAL     111               233    -122      256
 SINCE 7/1       2268              2586    -318     2582
COOLING TOTAL      13                 5       8        6
 SINCE 1/1         13                 6       7        6
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
RESULTANT WIND SPEED/DIRECTION   8/284
HIGHEST WIND SPEED/DIRECTION    40/290    DATE  04/15
HIGHEST GUST SPEED/DIRECTION    48/280    DATE  04/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     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.

$$