971
CDUS46 KSGX 210929
CLICNO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
229 AM PDT SUN SEP 21 2025
...............................
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 20 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 94 2:05 PM 107 2015 91 3 81
MINIMUM 63 6:17 AM 47 1999 60 3 56
AVERAGE 79 76 3 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.18 2005 0.00 0.00 0.00
MONTH TO DATE 0.02 0.02 0.00 T
SINCE JUL 1 0.02 0.11 -0.09 T
SINCE OCT 1 5.27 9.94 -4.67 18.21
SINCE JAN 1 5.17 7.13 -1.96 16.92
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 0 0 0
COOLING
YESTERDAY 14 11 3 4
MONTH TO DATE 268 255 13 260
SINCE SEP 1 268 255 13 260
SINCE JAN 1 1444 1548 -104 1440
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.7
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 93 3:00 AM
LOWEST 34 2:00 PM
AVERAGE 64
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THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 107 2003
MINIMUM TEMPERATURE (F) 60 50 2004
2007
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 6:38 AM PDT SUNSET 6:48 PM PDT
SEPTEMBER 22 2025.....SUNRISE 6:39 AM PDT SUNSET 6:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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