376
CDUS46 KSGX 181025
CLICNO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
225 AM PST THU DEC 18 2025
...............................
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 17 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 76 1:47 PM 86 2013 68 8 80
MINIMUM 44 7:21 AM 30 2015 40 4 39
AVERAGE 60 54 6 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.34 2014 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.89 -0.89 0.00
SINCE JUL 1 4.84 2.16 2.68 0.10
SINCE OCT 1 4.82 2.01 2.81 0.10
SINCE JAN 1 9.99 9.18 0.81 17.02
DEGREE DAYS
HEATING
YESTERDAY 5 11 -6 5
MONTH TO DATE 76 176 -100 132
SINCE DEC 1 76 176 -100 132
SINCE JUL 1 200 362 -162 366
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE DEC 1 1 0 1 0
SINCE JAN 1 1699 1818 -119 1710
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 32 2:00 PM
AVERAGE 66
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THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 86 2024
MINIMUM TEMPERATURE (F) 40 30 2001
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 6:50 AM PST SUNSET 4:44 PM PST
DECEMBER 19 2025......SUNRISE 6:51 AM PST SUNSET 4:45 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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