


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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845 CDUS46 KSGX 030925 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 225 AM PDT THU APR 03 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 2 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 64 1:10 PM 85 2016 74 -10 78 MINIMUM 43 5:36 AM 34 1999 50 -7 46 AVERAGE 54 62 -8 62 PRECIPITATION (IN) YESTERDAY 0.00 0.15 2014 0.04 -0.04 0.00 MONTH TO DATE 0.00 0.07 -0.07 0.00 SINCE JUL 1 5.61 10.63 -5.02 19.09 SINCE OCT 1 5.61 10.45 -4.84 16.93 SINCE JAN 1 5.46 7.35 -1.89 15.58 DEGREE DAYS HEATING YESTERDAY 11 4 7 3 MONTH TO DATE 18 8 10 11 SINCE MAR 1 255 180 75 267 SINCE JUL 1 1013 1154 -141 1155 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 0 2 -2 0 SINCE MAR 1 13 25 -12 0 SINCE JAN 1 32 38 -6 0 ................................................................... WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 8.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 4:00 AM LOWEST 30 1:00 PM AVERAGE 57 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 87 2016 MINIMUM TEMPERATURE (F) 50 40 1999 SUNRISE AND SUNSET APRIL 3 2025.........SUNRISE 6:35 AM PDT SUNSET 7:13 PM PDT APRIL 4 2025.........SUNRISE 6:33 AM PDT SUNSET 7:14 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$