948
CDUS46 KSGX 240017
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
417 PM PST TUE DEC 23 2025
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 23 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 64 1:17 PM 85 2014 68 -4 69
MINIMUM 58 8:09 AM 32 1998 45 13 52
AVERAGE 61 56 5 61
PRECIPITATION (IN)
TODAY 0.01 1.33 2021 0.06 -0.05 0.00
MONTH TO DATE 0.01 1.28 -1.27 0.00
SINCE JUL 1 7.24 2.70 4.54 0.02
SINCE OCT 1 7.19 2.52 4.67 0.02
SINCE JAN 1 11.69 11.28 0.41 14.71
DEGREE DAYS
HEATING
TODAY 4 9 -5 4
MONTH TO DATE 93 189 -96 135
SINCE DEC 1 93 189 -96 135
SINCE JUL 1 186 318 -132 257
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 2
SINCE DEC 1 3 0 3 2
SINCE JAN 1 1458 1506 -48 1398
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 67 2:00 PM
AVERAGE 80
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 82 2022
MINIMUM TEMPERATURE (F) 45 31 1998
SUNRISE AND SUNSET
DECEMBER 23 2025......SUNRISE 6:54 AM PST SUNSET 4:48 PM PST
DECEMBER 24 2025......SUNRISE 6:55 AM PST SUNSET 4:49 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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