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000
CXUS56 KSGX 012050
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
149 PM PDT MON APR 1 2013

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF MARCH 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              94   03/14/2013
                        03/11/2007
                        09/27/2010
 LOW               33   03/12/2006
HIGHEST            94R  03/14        71      23       87  03/04
LOWEST             41   03/10        47      -6       39  03/19
                                                          03/18
                                                          03/17
AVG. MAXIMUM     75.5              69.9     5.6     68.5
AVG. MINIMUM     49.7              47.2     2.5     45.1
MEAN             62.6              58.5     4.1     56.8
DAYS MAX >= 90      2               0.3     1.7        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.65   1978
 MINIMUM         0.00   1972
TOTALS           0.58              2.32   -1.74     2.31
DAILY AVG.       0.02              0.07   -0.05     0.07
DAYS >= .01         2                MM      MM        5
DAYS >= .10         2                MM      MM        4
DAYS >= .50         0                MM      MM        2
DAYS >= 1.00        0                MM      MM        1
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.46   03/08 TO 03/08           03/17 TO 03/18
                                                          03/30 TO 03/30
                                                          03/30 TO 03/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    03/18(00) TO 03/18(00)
                                                 03/30(00) TO 03/30(00)0
                                                 03/30(00) TO 03/30(00)0

SNOWFALL (INCHES)
TOTALS            0.0
SINCE 7/1         0.0

DEGREE_DAYS
HEATING TOTAL     100               212    -112      251
 SINCE 7/1       1208              1369    -161     1399
COOLING TOTAL      37                12      25        4
 SINCE 1/1         38                18      20        6

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

WIND (MPH)
AVERAGE WIND SPEED              5.3
RESULTANT WIND SPEED/DIRECTION   4/252
HIGHEST WIND SPEED/DIRECTION    26/210    DATE  03/05
HIGHEST GUST SPEED/DIRECTION    32/070    DATE  03/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      1
HAZE                     19

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

$$