Climatological Report (Monthly)
Issued by NWS

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000
CXUS56 KSGX 011643
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
943 AM PDT WED MAY 1 2019

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019

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            94   04/08        76      18       96  04/09
LOWEST             52   04/22        49       3       44  04/17
                        04/13
                        04/11
AVG. MAXIMUM     80.3              74.0     6.3     78.4
AVG. MINIMUM     56.4              50.5     5.9     52.1
MEAN             68.3              62.3     6.0     65.3
DAYS MAX >= 90      5               1.9     3.1        4
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.95   1965
 MINIMUM         0.00   1979
TOTALS           0.05              0.94   -0.89        T
DAILY AVG.       0.00              0.03   -0.03        T
DAYS >= .01         1                MM      MM        0
DAYS >= .10         0                MM      MM        0
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.05   04/29 TO 04/29           04/30 TO 04/30
                                                          04/19 TO 04/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          04/19 TO 04/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    04/30(00) TO 04/30(00)
                                                 04/19(00) TO 04/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 04/19(00) TO 04/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL      11               124    -113       50
 SINCE 7/1       1159              1493    -334      806
COOLING TOTAL     119                41      78       66
 SINCE 1/1        152                59      93      106

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

WIND (MPH)
AVERAGE WIND SPEED              6.9
RESULTANT WIND SPEED/DIRECTION   6/247
HIGHEST WIND SPEED/DIRECTION    23/260    DATE  04/23
HIGHEST GUST SPEED/DIRECTION    29/260    DATE  04/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  1
  0
  0
  0
  0
  0
HAZE                     12

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

$$



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