659
CXUS56 KSGX 011625
CLMONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
925 AM PDT FRI NOV 01 2024
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...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
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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.
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