CDUS46 KSGX 220038 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 538 PM PDT SAT MAR 21 2026 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 21 2026... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 91R 2:10 PM 84 2002 72 19 79 MINIMUM 63 4:28 AM 42 2006 49 14 48 AVERAGE 77 61 16 64 PRECIPITATION (IN) TODAY 0.00 1.16 2011 0.04 -0.04 0.00 MONTH TO DATE T 1.24 -1.24 1.67 SINCE JUL 1 11.10 10.16 0.94 5.59 SINCE OCT 1 10.98 9.98 1.00 5.59 SINCE JAN 1 3.96 6.88 -2.92 5.44 DEGREE DAYS HEATING TODAY 0 5 -5 1 MONTH TO DATE 18 125 -107 202 SINCE MAR 1 18 125 -107 202 SINCE JUL 1 582 1099 -517 960 COOLING TODAY 12 1 11 0 MONTH TO DATE 135 16 119 0 SINCE MAR 1 135 16 119 0 SINCE JAN 1 178 29 149 19 ................................................................... WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 3.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 61 7:00 AM LOWEST 23 12:00 PM AVERAGE 42 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 88 2022 MINIMUM TEMPERATURE (F) 49 40 2006 SUNRISE AND SUNSET MARCH 21 2026.........SUNRISE 6:53 AM PDT SUNSET 7:03 PM PDT MARCH 22 2026.........SUNRISE 6:51 AM PDT SUNSET 7:04 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$