CDUS46 KSGX 070928 CLIONT CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 228 AM PDT THU MAY 07 2026 ................................... ...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 6 2026... 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) YESTERDAY MAXIMUM 78 3:38 PM 98 2020 79 -1 64 MINIMUM 49 4:45 AM 43 2016 54 -5 55 AVERAGE 64 66 -2 60 PRECIPITATION (IN) YESTERDAY 0.00 1.26 2016 0.02 -0.02 0.00 MONTH TO DATE 0.17 0.09 0.08 0.24 SINCE JUL 1 12.16 11.41 0.75 6.11 SINCE OCT 1 12.04 11.23 0.81 6.11 SINCE JAN 1 5.02 8.13 -3.11 5.96 DEGREE DAYS HEATING YESTERDAY 1 2 -1 5 MONTH TO DATE 10 12 -2 25 SINCE MAR 1 66 289 -223 369 SINCE JUL 1 630 1263 -633 1127 COOLING YESTERDAY 0 3 -3 0 MONTH TO DATE 8 18 -10 1 SINCE MAR 1 280 98 182 58 SINCE JAN 1 323 111 212 77 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 5.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 4:00 AM LOWEST 37 3:00 PM AVERAGE 60 .......................................................... THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 99 2020 MINIMUM TEMPERATURE (F) 55 46 2017 SUNRISE AND SUNSET MAY 7 2026...........SUNRISE 5:55 AM PDT SUNSET 7:39 PM PDT MAY 8 2026...........SUNRISE 5:54 AM PDT SUNSET 7:40 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$