826
CDUS46 KSGX 160020
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
420 PM PST MON DEC 15 2025
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 15 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 67 2:54 PM 83 2013 68 -1 68
2017
2023
MINIMUM 53 9:01 AM 37 2015 45 8 46
AVERAGE 60 56 4 57
PRECIPITATION (IN)
TODAY 0.00 1.59 2008 0.06 -0.06 0.00
MONTH TO DATE 0.00 0.81 -0.81 0.00
SINCE JUL 1 7.23 2.23 5.00 0.02
SINCE OCT 1 7.18 2.05 5.13 0.02
SINCE JAN 1 11.68 10.81 0.87 14.71
DEGREE DAYS
HEATING
TODAY 5 9 -4 8
MONTH TO DATE 57 117 -60 94
SINCE DEC 1 57 117 -60 94
SINCE JUL 1 150 246 -96 216
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE DEC 1 3 0 3 0
SINCE JAN 1 1458 1506 -48 1396
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 1.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 66 3:00 PM
AVERAGE 83
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 86 1998
MINIMUM TEMPERATURE (F) 45 36 2001
SUNRISE AND SUNSET
DECEMBER 15 2025......SUNRISE 6:50 AM PST SUNSET 4:45 PM PST
DECEMBER 16 2025......SUNRISE 6:50 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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