CDUS46 KSGX 270943 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 243 AM PDT MON OCT 27 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 26 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 73 3:00 PM 95 2017 81 -8 89 MINIMUM 53 6:21 AM 47 1998 55 -2 59 AVERAGE 63 68 -5 74 PRECIPITATION (IN) YESTERDAY 0.00 1.04 2004 0.02 -0.02 0.00 MONTH TO DATE 1.08 0.32 0.76 T SINCE JUL 1 1.20 0.50 0.70 T SINCE OCT 1 1.08 0.32 0.76 T SINCE JAN 1 7.27 8.86 -1.59 16.29 DEGREE DAYS HEATING YESTERDAY 2 1 1 0 MONTH TO DATE 14 13 1 3 SINCE SEP 1 14 14 0 3 SINCE JUL 1 14 14 0 3 COOLING YESTERDAY 0 4 -4 9 MONTH TO DATE 113 158 -45 258 SINCE SEP 1 513 536 -23 644 SINCE JAN 1 1902 1909 -7 2018 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 4.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 7:00 AM LOWEST 46 3:00 PM AVERAGE 73 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 96 2008 MINIMUM TEMPERATURE (F) 54 46 2011 2020 SUNRISE AND SUNSETOCTOBER 27 2025.......SUNRISE 7:06 AM PDT SUNSET 6:02 PM PDT OCTOBER 28 2025.......SUNRISE 7:07 AM PDT SUNSET 6:01 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$