128 CDUS46 KSGX 240018 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 518 PM PDT THU OCT 23 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 23 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. 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) TODAY MAXIMUM 75 3:28 PM 104 2017 81 -6 92 MINIMUM 55 5:33 AM 50 2004 55 0 60 AVERAGE 65 68 -3 76 PRECIPITATION (IN) TODAY 0.00 0.25 2016 0.01 -0.01 0.00 MONTH TO DATE 1.08 0.27 0.81 T SINCE JUL 1 1.20 0.45 0.75 T SINCE OCT 1 1.08 0.27 0.81 T SINCE JAN 1 7.27 8.81 -1.54 16.29 DEGREE DAYS HEATING TODAY 0 1 -1 0 MONTH TO DATE 12 10 2 3 SINCE SEP 1 12 11 1 3 SINCE JUL 1 12 11 1 3 COOLING TODAY 0 4 -4 11 MONTH TO DATE 106 146 -40 232 SINCE SEP 1 506 524 -18 618 SINCE JAN 1 1895 1897 -2 1992 ................................................................... WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 3.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 87 5:00 AM LOWEST 43 2:00 PM AVERAGE 65 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 102 2017 MINIMUM TEMPERATURE (F) 55 50 2004 SUNRISE AND SUNSET OCTOBER 23 2025.......SUNRISE 7:02 AM PDT SUNSET 6:06 PM PDT OCTOBER 24 2025.......SUNRISE 7:03 AM PDT SUNSET 6:05 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$