Climatological Report (Monthly)
Issued by NWS

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636
CXUS56 KSGX 011730
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1030 AM PDT SAT JUL 1 2017

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF JUNE 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             112   06/20/2016
 LOW               46   06/05/1999
HIGHEST           108   06/25        88      20      112  06/20
LOWEST             56   06/13        57      -1       54  06/16
                        06/12                             06/14
AVG. MAXIMUM     90.3              85.5     4.8     90.9
AVG. MINIMUM     62.0              59.0     3.0     61.8
MEAN             76.2              72.3     3.9     76.3
DAYS MAX >= 90     17               8.9     8.1       16
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     4                                  5
DAYS MAX >= 110     0                                  2
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         0.57   1957
 MINIMUM         0.00   2014
                        2012
                        2010
TOTALS              T              0.12   -0.12        T
DAILY AVG.          T              0.00    0.00        T
DAYS >= .01         0                MM      MM        0
DAYS >= .10         0                MM      MM        0
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL       T   06/11 TO 06/11           06/15 TO 06/15
                                                          06/30 TO 06/30
                                                          06/30 TO 06/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    06/15(00) TO 06/15(00)
                                                 06/30(00) TO 06/30(00)0
                                                 06/30(00) TO 06/30(00)0

DEGREE_DAYS
HEATING TOTAL       0                 5      -5        2
 SINCE 7/1       1292              1537    -245     1220
COOLING TOTAL     342               223     119      348
 SINCE 1/1        620               389     231      576

FREEZE DATES
RECORD
 EARLIEST     11/30/2004
 LATEST       02/14/2006
EARLIEST      12/25             MM
LATEST        12/25             MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
RESULTANT WIND SPEED/DIRECTION   6/246
HIGHEST WIND SPEED/DIRECTION    21/230    DATE  06/26
HIGHEST GUST SPEED/DIRECTION    30/240    DATE  06/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     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                     16

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

$$



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