


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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536 CDUS46 KSGX 140018 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 518 PM PDT SUN JUL 13 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 13 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 91 2:06 PM 101 2006 94 -3 96 2019 MINIMUM 63 5:37 AM 57 2000 65 -2 65 AVERAGE 77 79 -2 81 PRECIPITATION (IN) TODAY 0.00 0.05 2012 0.00 0.00 0.00 MONTH TO DATE 0.00 0.01 -0.01 0.00 SINCE JUL 1 0.00 0.01 -0.01 0.00 SINCE OCT 1 6.22 11.47 -5.25 17.64 SINCE JAN 1 6.07 8.37 -2.30 16.29 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 4 -4 2 SINCE JUL 1 0 0 0 0 COOLING TODAY 12 14 -2 16 MONTH TO DATE 163 174 -11 211 SINCE JUN 1 451 424 27 496 SINCE JAN 1 701 638 63 557 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 6.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 2:00 AM LOWEST 34 2:00 PM AVERAGE 62 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 94 105 2006 MINIMUM TEMPERATURE (F) 65 59 1998 SUNRISE AND SUNSET JULY 13 2025..........SUNRISE 5:49 AM PDT SUNSET 8:03 PM PDT JULY 14 2025..........SUNRISE 5:50 AM PDT SUNSET 8:03 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$