Climatological Report (Monthly)
Issued by NWS

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CXUS56 KSGX 012051
CLMONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
1250 PM PST WED MAR 1 2017

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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              90   02/16/2016
                        02/15/2016
                        09/27/2010
 LOW               31   02/02/2016
                        02/03/2002
                        01/15/2007
HIGHEST            79   02/09        70       9       90  02/16
                                                          02/15
LOWEST             35   02/24        47     -12       31  02/02
AVG. MAXIMUM     64.0              65.8    -1.8     79.1
AVG. MINIMUM     47.0              45.3     1.7     46.4
MEAN             55.5              55.5     0.0     62.7
DAYS MAX >= 90      0               0.1    -0.1        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        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.52   1980
 MINIMUM         0.00   1972
TOTALS           2.62              3.39   -0.77     0.43
DAILY AVG.       0.09              0.12   -0.03     0.01
DAYS >= .01         9                MM      MM        2
DAYS >= .10         8                MM      MM        1
DAYS >= .50         1                MM      MM        0
DAYS >= 1.00        1                MM      MM        0
DAYS >= 1.50        0                                  0
DAYS >= 2.00        0                                  0
GREATEST
 24 HR. TOTAL    1.49   02/17 TO 02/18           02/17 TO 02/18
                                                          02/29 TO 02/29
                                                          02/29 TO 02/29
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    02/18(00) TO 02/18(00)
                                                 02/29(00) TO 02/29(00)9
                                                 02/29(00) TO 02/29(00)9

DEGREE_DAYS
HEATING TOTAL     257               268     -11      103
 SINCE 7/1       1097              1157     -60     1009
COOLING TOTAL       1                 3      -2       43
 SINCE 1/1          1                 6      -5       43

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

WIND (MPH)
AVERAGE WIND SPEED              4.2
RESULTANT WIND SPEED/DIRECTION   2/248
HIGHEST WIND SPEED/DIRECTION    26/030    DATE  02/12
HIGHEST GUST SPEED/DIRECTION    35/040    DATE  02/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      0
HAZE                      7

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

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