990
CDUS46 KSGX 100945
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
245 AM PDT WED SEP 10 2025
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 9 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 81 1:55 PM 104 2015 87 -6 104
2024
MINIMUM 66 2:34 AM 58 2002 66 0 74
AVERAGE 74 76 -2 89
PRECIPITATION (IN)
YESTERDAY 0.00 0.23 2022 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.03 -0.03 0.00
SINCE JUL 1 T 0.07 -0.07 0.00
SINCE OCT 1 4.48 11.75 -7.27 16.56
SINCE JAN 1 4.45 8.65 -4.20 14.69
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 9 11 -2 24
MONTH TO DATE 127 104 23 181
SINCE SEP 1 127 104 23 181
SINCE JAN 1 1084 1127 -43 1115
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 47 2:00 PM
AVERAGE 69
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 99 2015
MINIMUM TEMPERATURE (F) 66 56 2010
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 6:32 AM PDT SUNSET 7:05 PM PDT
SEPTEMBER 11 2025.....SUNRISE 6:33 AM PDT SUNSET 7:03 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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