821
CDUS46 KSGX 210920
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
220 AM PDT TUE APR 21 2026
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR APRIL 20 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 3:21 PM 100 2009 75 0 78
MINIMUM 57 4:08 AM 49 2007 54 3 50
AVERAGE 66 64 2 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.46 2007 0.02 -0.02 0.00
MONTH TO DATE 0.36 0.46 -0.10 0.00
SINCE JUL 1 15.59 11.35 4.24 4.27
SINCE OCT 1 15.54 11.17 4.37 4.27
SINCE JAN 1 5.14 8.07 -2.93 4.24
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 1
MONTH TO DATE 8 55 -47 59
SINCE MAR 1 21 193 -172 174
SINCE JUL 1 499 998 -499 884
COOLING
YESTERDAY 1 2 -1 0
MONTH TO DATE 46 27 19 8
SINCE MAR 1 193 49 144 8
SINCE JAN 1 246 64 182 8
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.3
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 89 4:00 AM
LOWEST 40 2:00 PM
AVERAGE 65
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 2009
MINIMUM TEMPERATURE (F) 54 46 2007
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 6:14 AM PDT SUNSET 7:28 PM PDT
APRIL 22 2026.........SUNRISE 6:13 AM PDT SUNSET 7:29 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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