


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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844 CDUS46 KSGX 170918 CLISNA CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 218 AM PDT SUN AUG 17 2025 ................................... ...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR AUGUST 16 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1999 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 76 1:03 PM 90 2014 80 -4 82 2015 2020 MINIMUM 66 5:44 AM 60 1999 67 -1 69 AVERAGE 71 74 -3 76 PRECIPITATION (IN) YESTERDAY 0.00 T 2023 0.00 0.00 0.00 MONTH TO DATE 0.00 0.01 -0.01 0.00 SINCE JUL 1 T 0.05 -0.05 T SINCE OCT 1 4.91 11.08 -6.17 14.64 SINCE JAN 1 4.90 7.70 -2.80 12.54 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 4 -4 1 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 6 9 -3 11 MONTH TO DATE 109 140 -31 169 SINCE JUN 1 416 479 -63 560 SINCE JAN 1 515 575 -60 573 ................................................................... WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 6.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 10:00 PM LOWEST 60 3:00 PM AVERAGE 72 .......................................................... THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 93 2012 MINIMUM TEMPERATURE (F) 67 62 1999 SUNRISE AND SUNSET AUGUST 17 2025........SUNRISE 6:15 AM PDT SUNSET 7:35 PM PDT AUGUST 18 2025........SUNRISE 6:16 AM PDT SUNSET 7:34 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$