659
CXUS56 KSGX 011625
CLMONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
925 AM PDT FRI NOV 01 2024

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   10/01/2012
 LOW              41   10/31/2019
HIGHEST          103   10/02         83      20      101  10/06
                                                          10/18
LOWEST            49   10/30         56      -7       50  10/30
                                                          10/31
AVG. MAXIMUM    86.5               82.6     3.9     85.1
AVG. MINIMUM    59.5               57.1     2.4     58.3
MEAN            73.0               69.8     3.2     71.7
DAYS MAX >= 90    13                8.0     5.0       11
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MAX >= 45    31                                  31
DAYS MAX >= 120    0                                   0
DAYS MIN <= 32     0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.20   1957
 MINIMUM        0.00   2019
TOTALS          0.06               0.41   -0.35        T
DAILY AVG.      0.00               0.01   -0.01        T
DAYS >= .01        1                2.2    -1.2        0
DAYS >= .10        0                0.9    -0.9        0
DAYS >= .50        0                0.3    -0.3        0
DAYS >= 1.00       0                0.1    -0.1        0
DAYS >= %-5.2F     0                                   0
DAYS >= %-5.2F     0                                   0
GREATEST
 24 HR. TOTAL   0.06   10/28 TO 10/28                  T  10/22 TO 10/22
                                                          10/23 TO 10/23
                                                          10/25 TO 10/25
 STORM TOTAL    0.06                                0.00
 (MM/DD(HH))            MM


DEGREE DAYS
HEATING TOTAL     13                 26     -13        4
 SINCE 7/1        13                 24     -11       MM
COOLING TOTAL    267                176      91      219
 SINCE 1/1      2027               1927     100       MM

FREEZE DATES
RECORD
 EARLIEST     11/30/2004
 LATEST       02/14/2006
EARLIEST                        02/24
LATEST                          02/20
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
RESULTANT WIND SPEED/DIRECTION   3/250
HIGHEST WIND SPEED/DIRECTION    30/020    DATE  10/19
HIGHEST GUST SPEED/DIRECTION    44/020    DATE  10/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.31
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     49

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
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      1
HAZE                     21

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

$$