Climatological Report (Monthly)
Issued by NWS
Issued by NWS
964 CXUS56 KSGX 020834 CLMONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 134 AM PDT THU NOV 02 2023 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2023 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 101 10/06 83 18 95 10/18 10/18 10/19 LOWEST 50 10/30 56 -6 49 10/30 10/31 AVG. MAXIMUM 85.1 82.6 2.5 82.2 AVG. MINIMUM 58.3 57.1 1.2 58.6 MEAN 71.7 69.8 1.9 70.4 DAYS MAX >= 90 11 8.0 3.0 5 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 T 0.41 -0.41 0.30 DAILY AVG. T 0.01 -0.01 0.01 DAYS >= .01 0 2.2 -2.2 1 DAYS >= .10 0 0.9 -0.9 1 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 T 10/22 TO 10/22 0.30 10/15 TO 10/15 10/23 TO 10/23 10/25 TO 10/25 STORM TOTAL 0.00 0.30 (MM/DD(HH)) MM DEGREE DAYS HEATING TOTAL 4 26 -22 7 SINCE 7/1 5 24 -19 MM COOLING TOTAL 219 176 43 181 SINCE 1/1 1670 1927 -257 MM FREEZE DATES RECORD EARLIEST 11/30/2004 LATEST 02/14/2006 EARLIEST 02/24 LATEST 02/20 ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.1 RESULTANT WIND SPEED/DIRECTION 2/260 HIGHEST WIND SPEED/DIRECTION 35/040 DATE 10/29 HIGHEST GUST SPEED/DIRECTION 45/040 DATE 10/29 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.24 NUMBER OF DAYS FAIR 22 NUMBER OF DAYS PC 8 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 54 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 2 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 9 FOG W/VIS <= 1/4 MILE 0 HAZE 10 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$