300
CDUS46 KSGX 210925
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
225 AM PDT MON SEP 21 2026
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 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 84 2:00 PM 104 2015 85 -1 87
MINIMUM 68 10:21 PM 55 1999 64 4 67
AVERAGE 76 74 2 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.36 2005 0.01 -0.01 0.00
MONTH TO DATE 0.89 0.08 0.81 0.04
SINCE JUL 1 0.89 0.12 0.77 0.04
SINCE OCT 1 16.55 11.80 4.75 4.52
SINCE JAN 1 6.15 8.70 -2.55 4.49
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 11 9 2 12
MONTH TO DATE 253 217 36 249
SINCE SEP 1 253 217 36 249
SINCE JAN 1 1633 1240 393 1206
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 48 2:00 PM
AVERAGE 66
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THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 103 2021
MINIMUM TEMPERATURE (F) 64 55 2004
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:39 AM PDT SUNSET 6:50 PM PDT
SEPTEMBER 22 2026.....SUNRISE 6:40 AM PDT SUNSET 6:48 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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