


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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614 CDUS46 KSGX 220940 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 240 AM PDT TUE APR 22 2025 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 21 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 79 1:16 PM 100 2009 77 2 84 MINIMUM 53 11:59 PM 42 2010 52 1 53 AVERAGE 66 64 2 69 PRECIPITATION (IN) YESTERDAY 0.00 0.24 2001 0.02 -0.02 0.00 MONTH TO DATE 0.01 0.59 -0.58 0.55 SINCE JUL 1 5.62 11.15 -5.53 19.64 SINCE OCT 1 5.62 10.97 -5.35 17.48 SINCE JAN 1 5.47 7.87 -2.40 16.13 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 67 79 -12 110 SINCE MAR 1 304 251 53 366 SINCE JUL 1 1062 1225 -163 1254 COOLING YESTERDAY 1 2 -1 4 MONTH TO DATE 43 32 11 20 SINCE MAR 1 56 55 1 20 SINCE JAN 1 75 68 7 20 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 6.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 80 11:00 PM LOWEST 26 12:00 PM AVERAGE 53 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 95 2017 MINIMUM TEMPERATURE (F) 52 42 2001 SUNRISE AND SUNSET APRIL 22 2025.........SUNRISE 6:11 AM PDT SUNSET 7:28 PM PDT APRIL 23 2025.........SUNRISE 6:09 AM PDT SUNSET 7:28 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$