Climatological Report (Monthly)
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
000
CXUS56 KSGX 011853
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1153 AM PDT TUE SEP 1 2015

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 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             109   08/30/1998
 LOW               54   08/11/2009
HIGHEST           108   08/15        95      13      100  08/29
                                                          08/28
                                                          08/01
LOWEST             60   08/10        63      -3       60  08/06
                        08/09
AVG. MAXIMUM     95.4              93.6     1.8     93.6
AVG. MINIMUM     67.4              64.7     2.7     65.7
MEAN             81.4              79.1     2.3     79.6
DAYS MAX >= 90     24              22.8     1.2       25
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MAX >= 100     9                                  3
DAYS MAX >= 110     0                                  0
DAYS MIN <= 32      0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.92   1977
 MINIMUM         0.00   2010
                        2009
                        2006
TOTALS              T              0.13   -0.13     0.13
DAILY AVG.          T              0.00    0.00     0.00
DAYS >= .01         0                MM      MM        2
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   08/25 TO 08/25           08/02 TO 08/03
                                                          08/31 TO 08/31
                                                          08/31 TO 08/31
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    08/03(00) TO 08/03(00)
                                                 08/31(00) TO 08/31(00)1
                                                 08/31(00) TO 08/31(00)1

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
 SINCE 7/1          0                 0       0        0
COOLING TOTAL     517               439      78      464
 SINCE 1/1       1557              1223     334     1619

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

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   5/250
HIGHEST WIND SPEED/DIRECTION    21/260    DATE  08/17
HIGHEST GUST SPEED/DIRECTION    26/240    DATE  08/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                     17

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

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.