Climatological Report (Annual)
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000
CXUS56 KSGX 020640
CLAONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1005 PM PST WED JAN 1 2014

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE YEAR OF 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             114   07/22/2006
 LOW               25   01/14/2007
                        01/14/1962
HIGHEST           105   06/29        80      25      107  10/01
                                                          08/06
LOWEST             28   01/12        52     -24       33  12/31
                                                          12/20
                                                          12/21
AVG. MAXIMUM     79.8              77.8     2.0     79.8
AVG. MINIMUM     53.8              53.1     0.7     54.0
MEAN             66.8              65.5     1.3     66.9
DAYS MAX >= 90     84              80.2     3.8      103
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100    21                                 29
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      5               1.0     4.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        35.05   1978
 MINIMUM         5.52   1972
TOTALS           3.71R            15.04  -11.33     8.26
DAILY AVG.       0.01              0.04   -0.03        T
DAYS >= .01        22                MM      MM       39
DAYS >= .10        13                MM      MM       22
DAYS >= .50         0                MM      MM        6
DAYS >= 1.00        0                MM      MM        1
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.46   MM                       12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/31(00) TO 12/31(00)
                                                 12/31(00) TO 12/31(00)1
                                                 12/31(00) TO 12/31(00)1

SNOWFALL (INCHES)
TOTALS            0.0
SINCE 7/1         0.0

DEGREE_DAYS
HEATING TOTAL    1226              1537    -311     1356
 SINCE 7/1        422               560    -138      467
COOLING TOTAL    2001              1709     292     2163
 SINCE 1/1       2001              1707     294     2163

FREEZE DATES
RECORD
 EARLIEST     11/30/2004
 LATEST       02/14/2006
EARLIEST                        MM
LATEST                          MM
..................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    41/040    DATE  02/24
HIGHEST GUST SPEED/DIRECTION    55/050    DATE  02/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR          183
NUMBER OF DAYS PC            139
NUMBER OF DAYS CLOUDY         43

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                      10
LIGHT RAIN               41     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                     113     FOG W/VIS <= 1/4 MILE      3
HAZE                    149

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

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