Climatological Report (Monthly)
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CXUS56 KSGX 012001
CLMSAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1201 PM PST THU JAN 1 2015

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

...THE SAN DIEGO/LINDBERGH FIELD CA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1850 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              88   12/29/1963
 LOW               32   12/26/1891
                        12/25/1879
HIGHEST            77   12/23        66      11       82  12/16
                        12/07
LOWEST             43   12/31        49      -6       44  12/09
                        12/27
AVG. MAXIMUM     67.3              64.7     2.6     68.5
AVG. MINIMUM     53.7              48.4     5.3     50.2
MEAN             60.5              56.5     4.0     59.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.26   1921
 MINIMUM         0.00   1930
                        1929
                        1900
TOTALS           4.50              1.53    2.97     0.46
DAILY AVG.       0.15              0.05    0.10     0.01
DAYS >= .01         8               5.8     2.2        4
DAYS >= .10         6               3.3     2.7        2
DAYS >= .50         2               0.7     1.3        0
DAYS >= 1.00        2               0.3     1.7        0
DAYS >= 1.50        1                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    1.95   12/03 TO 12/04           12/19 TO 12/19
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/19(00) TO 12/19(00)
                                                 12/31(00) TO 12/31(00)1
                                                 12/31(00) TO 12/31(00)1

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0

DEGREE_DAYS
HEATING TOTAL     132               262    -130      170
 SINCE 7/1        154               407    -253      240
COOLING TOTAL       4                 0       4        4
 SINCE 1/1       1495               720     775      765

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..................................................

WIND (MPH)
AVERAGE WIND SPEED              4.0
RESULTANT WIND SPEED/DIRECTION   1/270
HIGHEST WIND SPEED/DIRECTION    29/170    DATE  12/12
HIGHEST GUST SPEED/DIRECTION    37/170    DATE  12/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      2
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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