734
CDUS46 KSGX 200926
CLIFUL
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
226 AM PDT WED MAY 20 2026
...............................
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR MAY 19 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 89 1:43 PM 92 2008 76 13 84
MINIMUM 56 5:16 AM 53 2011 59 -3 54
AVERAGE 73 67 6 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.14 2019 0.01 -0.01 0.00
MONTH TO DATE 0.06 0.21 -0.15 0.02
SINCE JUL 1 15.67 11.69 3.98 4.48
SINCE OCT 1 15.62 11.51 4.11 4.48
SINCE JAN 1 5.22 8.41 -3.19 4.45
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 5 23 -18 19
SINCE MAR 1 41 239 -198 227
SINCE JUL 1 519 1044 -525 937
COOLING
YESTERDAY 8 3 5 4
MONTH TO DATE 44 45 -1 52
SINCE MAR 1 240 115 125 60
SINCE JAN 1 293 130 163 60
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 3:00 AM
LOWEST 15 2:00 PM
AVERAGE 51
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THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 97 2017
MINIMUM TEMPERATURE (F) 59 54 2011
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 5:47 AM PDT SUNSET 7:50 PM PDT
MAY 21 2026...........SUNRISE 5:47 AM PDT SUNSET 7:51 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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