


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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162 CDUS46 KSGX 290930 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 230 AM PDT SUN JUN 29 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 28 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 97 3:27 PM 103 2015 91 6 90 MINIMUM 61 5:15 AM 56 2005 63 -2 62 AVERAGE 79 76 3 76 PRECIPITATION (IN) YESTERDAY 0.00 T 2020 0.00 0.00 0.00 MONTH TO DATE 0.10 0.02 0.08 T SINCE JUL 1 6.22 11.64 -5.42 19.80 SINCE OCT 1 6.22 11.46 -5.24 17.64 SINCE JAN 1 6.07 8.36 -2.29 16.29 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 2 SINCE JUN 1 0 0 0 2 SINCE JUL 1 1134 1288 -154 1314 COOLING YESTERDAY 14 12 2 11 MONTH TO DATE 258 226 32 255 SINCE JUN 1 258 226 32 255 SINCE JAN 1 508 440 68 316 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 5:00 AM LOWEST 13 3:00 PM AVERAGE 53 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 91 105 2013 MINIMUM TEMPERATURE (F) 63 57 2023 SUNRISE AND SUNSET JUNE 29 2025..........SUNRISE 5:42 AM PDT SUNSET 8:06 PM PDT JUNE 30 2025..........SUNRISE 5:43 AM PDT SUNSET 8:06 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$