946
CDUS46 KSGX 211021
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
221 AM PST WED JAN 21 2026
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR JANUARY 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 76 2:46 PM 85 2013 69 7 72
MINIMUM 46 7:22 AM 37 2006 47 -1 46
AVERAGE 61 58 3 59
PRECIPITATION (IN)
YESTERDAY 0.00 2.22 2010 0.09 -0.09 0.00
MONTH TO DATE 1.85 1.87 -0.02 0.00
SINCE JUL 1 12.30 5.15 7.15 0.03
SINCE OCT 1 12.25 4.97 7.28 0.03
SINCE JAN 1 1.85 1.87 -0.02 0.00
DEGREE DAYS
HEATING
YESTERDAY 4 7 -3 6
MONTH TO DATE 89 155 -66 158
SINCE DEC 1 224 409 -185 366
SINCE JUL 1 317 538 -221 488
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE DEC 1 8 2 6 2
SINCE JAN 1 4 0 4 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 1.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 10:00 PM
LOWEST 41 2:00 PM
AVERAGE 71
......................................................
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 2013
MINIMUM TEMPERATURE (F) 47 35 2006
SUNRISE AND SUNSET
JANUARY 21 2026.......SUNRISE 6:55 AM PST SUNSET 5:12 PM PST
JANUARY 22 2026.......SUNRISE 6:54 AM PST SUNSET 5:13 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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