


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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895 CDUS46 KSGX 090920 CLISAN CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 220 AM PDT TUE SEP 09 2025 ................................... ...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 8 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1874 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 79 12:20 PM 100 1984 78 1 94 MINIMUM 67 11:59 PM 55 1876 67 0 75 1884 1893 AVERAGE 73 72 1 85 PRECIPITATION (IN) YESTERDAY 0.00 0.16 1982 0.00 0.00 0.00 MONTH TO DATE 0.00 0.02 -0.02 0.00 SINCE JUL 1 0.05 0.11 -0.06 T SINCE OCT 1 4.61 9.69 -5.08 12.41 SINCE JAN 1 4.47 6.73 -2.26 11.00 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 8 8 0 20 MONTH TO DATE 68 64 4 100 SINCE SEP 1 68 64 4 100 SINCE JAN 1 500 624 -124 675 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 5:00 AM LOWEST 65 11:00 AM AVERAGE 79 .......................................................... THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 96 1956 MINIMUM TEMPERATURE (F) 67 54 1911 SUNRISE AND SUNSET SEPTEMBER 9 2025.....SUNRISE 6:29 AM PDT SUNSET 7:02 PM PDT SEPTEMBER 10 2025.....SUNRISE 6:29 AM PDT SUNSET 7:01 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$