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000
CXUS56 KSGX 011943
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1241 PM PDT WED MAY 1 2013

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 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             101   04/26/2004
 LOW               33   04/10/1999
HIGHEST            92   04/20        76      16       96  04/20
LOWEST             43   04/17        49      -6       40  04/15
                                                          04/14
AVG. MAXIMUM     77.3              74.0     3.3     76.0
AVG. MINIMUM     52.5              50.5     2.0     49.7
MEAN             64.9              62.3     2.6     62.8
DAYS MAX >= 90      1               1.9    -0.9        2
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         5.95   1965
 MINIMUM         0.00   1979
TOTALS              T              0.94   -0.94     1.31
DAILY AVG.          T              0.03   -0.03     0.04
DAYS >= .01         0                MM      MM        5
DAYS >= .10         0                MM      MM        4
DAYS >= .50         0                MM      MM        1
DAYS >= 1.00        0                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL       T   04/16 TO 04/16           04/13 TO 04/13
                        03/31 TO 04/01                    04/12 TO 04/13
                        04/01 TO 04/01                    04/13 TO 04/13
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    04/13(00) TO 04/13(00)
                                                 04/13(00) TO 04/13(00)3
                                                 04/13(00) TO 04/13(00)3

SNOWFALL (INCHES)
TOTALS            0.0
SINCE 7/1         0.0

DEGREE_DAYS
HEATING TOTAL      54               124     -70      108
 SINCE 7/1       1262              1493    -231     1507
COOLING TOTAL      58                41      17       53
 SINCE 1/1         96                59      37       59

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

WIND (MPH)
AVERAGE WIND SPEED              6.7
RESULTANT WIND SPEED/DIRECTION   5/251
HIGHEST WIND SPEED/DIRECTION    32/300    DATE  04/16
HIGHEST GUST SPEED/DIRECTION    49/310    DATE  04/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                     14

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

$$