


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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926 CDUS46 KSGX 310920 CLICNO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN DIEGO, CA 220 AM PDT SUN AUG 31 2025 ................................... ...THE CHINO AIRPORT CA CLIMATE SUMMARY FOR AUGUST 30 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 99 1:58 PM 110 2017 97 2 89 MINIMUM 62 4:57 AM 52 2010 63 -1 58 AVERAGE 81 80 1 74 PRECIPITATION (IN) YESTERDAY 0.00 T 2007 0.00 0.00 0.00 MONTH TO DATE T 0.01 -0.01 0.00 SINCE JUL 1 T 0.09 -0.09 0.00 SINCE OCT 1 5.25 9.92 -4.67 18.21 SINCE JAN 1 5.15 7.11 -1.96 16.92 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 2 -2 2 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 16 15 1 9 MONTH TO DATE 424 445 -21 417 SINCE JUN 1 979 1101 -122 1128 SINCE JAN 1 1158 1281 -123 1168 ................................................................... WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 5.7 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 60 5:00 AM LOWEST 18 12:00 PM AVERAGE 39 .......................................................... THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 97 115 2017 MINIMUM TEMPERATURE (F) 63 53 1999 2010 SUNRISE AND SUNSET AUGUST 31 2025........SUNRISE 6:24 AM PDT SUNSET 7:17 PM PDT SEPTEMBER 1 2025.....SUNRISE 6:24 AM PDT SUNSET 7:16 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$