Climatological Report (Monthly)
Issued by NWS

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000
CXUS56 KSGX 011442
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
642 AM PST SUN FEB 1 2015

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   01/31/2003
 LOW               25   01/14/2007
                        01/14/1962
HIGHEST            85   01/06        68      17       86  01/17
                                                          01/16
LOWEST             30   01/02        45     -15       40  01/01
AVG. MAXIMUM     71.4              65.2     6.2     75.6
AVG. MINIMUM     46.8              43.8     3.0     47.1
MEAN             59.1              54.5     4.6     61.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     0                                  0
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      2               0.4     1.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.47   1969
 MINIMUM         0.00   2003
TOTALS           0.94              3.31   -2.37     0.10
DAILY AVG.       0.03              0.11   -0.08     0.00
DAYS >= .01         4                MM      MM        2
DAYS >= .10         2                MM      MM        0
DAYS >= .50         1                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    0.57   01/10 TO 01/11           01/30 TO 01/31
                                                          01/30 TO 01/30
                                                          01/30 TO 01/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    01/31(00) TO 01/31(00)
                                                 01/30(00) TO 01/30(00)0
                                                 01/30(00) TO 01/30(00)0

SNOWFALL (INCHES)
TOTALS            0.0
SINCE 7/1         0.0

DEGREE_DAYS
HEATING TOTAL     189               329    -140      122
 SINCE 7/1        510               889    -379      544
COOLING TOTAL      13                 3      10       19
 SINCE 1/1         13                 0      13       19

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

WIND (MPH)
AVERAGE WIND SPEED              4.3
RESULTANT WIND SPEED/DIRECTION   2/026
HIGHEST WIND SPEED/DIRECTION    45/020    DATE  01/24
HIGHEST GUST SPEED/DIRECTION    65/020    DATE  01/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     51

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                     14

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

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